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12Latest Concave lens Tenders List

Name: Tender18 Infotech Private Limited
Address: B-913/914, Sivanta One The Business Park,Opp. Bank of Baroda, Pritam Nagar, Paldi ,, Ahmedabad, 380007, IN
Telephone: 7069661818
Price range: 00

Latest Concave lens Tenders in India – Verified Leads & Real-Time Insights by Tender18

Finding the right Concave lens tenders in India’s competitive e-procurement ecosystem requires more than just access—it demands accurate data, real-time monitoring, and expert analysis.

At Tender18 Infotech Private Limited, we bring deep industry experience in government procurement to help businesses identify, evaluate, and win Concave lens tenders efficiently. With a centralized platform aggregating 1100+ live tenders, we provide a single, trusted source for opportunities from central, state, and PSU departments.

Real-Time Concave lens Tender Intelligence & Monitoring

Our advanced dashboard delivers actionable insights and structured tender data, enabling you to make faster and smarter bidding decisions.

We categorize Concave lens tenders into:

Supply Tenders – BOQs and specifications sourced from GeM and PSUs
Service Tenders – NITs and scope of work from CPPP and state portals
EPC Projects – Large-scale infrastructure tenders with financial and design data

✔ This structured approach ensures complete transparency and deeper bid analysis before submission.

Comprehensive Sources of Concave lens Tenders

Tender18 acts as a centralized gateway by aggregating tenders from trusted and official sources:

Central Government Portals – CPPP, NIC, and Government e-Marketplace (GeM)
Railways & Transport – IREPS and Metro Rail projects
Power & Energy PSUs – NTPC, ONGC, NHPC, PowerGrid
Defense & Strategic Sectors – MES and DRDO tenders
State e-Procurement Portals – Gujarat, Maharashtra, Tamil Nadu, UP, and more

✔ Every listing is verified and regularly updated to maintain data accuracy and trust.

Step-by-Step Guide to Participate in Concave lens Tenders

1. Eligibility & Prequalification

Before bidding, ensure compliance with:

Financial turnover requirements (30–50% of tender value)
Past experience (2–3 similar projects)
Valid solvency certificate

2. Mandatory Documentation Checklist

Prepare the following to avoid disqualification:

Digital Signature Certificate (Class 3 DSC)
GST, PAN, MSME/Udyam registration
EMD (Earnest Money Deposit) or exemption proof
Technical bid with execution methodology

3. BOQ Analysis & Financial Bidding

The BOQ (Bill of Quantities) is the most critical component:

Analyze item-wise pricing
Ensure competitive yet sustainable quotes
Avoid underbidding risks (L1 pressure)

✔ Expert analysis can significantly improve your bid success ratio.

Why Tender18 is a Trusted Platform for Concave lens Tenders

✔ Proven Expertise in Government Procurement

We combine industry knowledge with practical bidding experience.

✔ Verified & Reliable Data

All Concave lens tenders are sourced from official portals and cross-checked for accuracy.

✔ Advanced Filtering Tools

Filter tenders by value, EMD, location, and category for precise targeting.

✔ Corrigendum & Update Tracking

Get instant alerts on deadline changes and specification updates.

✔ Historical Data Insights

Analyze past tender results to understand pricing trends and competition.

✔ End-to-End Bidding Support

From discovery to submission, including GeM onboarding and strategy.

Growth of Concave lens Sector in 2026

With the Government of India focusing on digital procurement and infrastructure expansion, the Concave lens sector has seen significant growth in e-tendering opportunities.

The rise of GeM-based procurement models like:

L1 Purchase
Direct Procurement
MSME-friendly policies

…has made it easier for startups and SMEs to participate and win contracts

Frequently Asked Questions (SEO Optimized)

How can I get daily Concave lens tender alerts?

You can register on Tender18 and select your preferred category. You will receive daily email alerts with all new Concave lens tenders.

Is EMD mandatory for all Concave lens tenders?

No, MSME and Udyam-registered businesses may get exemptions. Always check the NIT for specific conditions.

What is the difference between a Concave lens work tender and supply tender?

A supply tender involves delivering goods, while a work tender includes execution, labor, and project completion.

Can I access private Concave lens tenders on Tender18?

Yes, we also track major private sector and EPC tenders along with government opportunities.

Get Expert Support for Concave lens Tenders

Tender18 is more than a listing platform—we are your strategic partner in winning tenders.

Our services include:

Tender discovery & analysis
Documentation support
Bid strategy & submission
GeM registration & OEM onboarding

📞 Call / WhatsApp: +91 7069661818
🌐 Website: www.tender18.com

T18 Ref No : 16811944

Location : ganderbal , jammu & kashmir

Source : GEM Tenders

NEW TENDER

tender for basic electronics discovery kit , creative construction and storytelling building blocks kit , reactive electronics exploration kit , mechanical engineering construction and exploration kit , programmable motor and servo control coding kit with io expansion , integrated scientific coding data acquisition and iot learning platform , screenless coding and robotics construction kit , advanced robotics and embedded systems controller platform , ai humanoid robot , ai accessory module vision audio and detection add on , power bank 5000 mah with usb c type cables , training table 4 seater , student chairs , instructor table , instructor chair , high performance laptop , interactive flat panel display 65 inch , storage , wall branding posters and stickers , implementation installation configuration and initial training , pass through enabled mixed reality headset , vr mr learning software license with multiplayer collaborative learning capability , interactive flat panel display 65inch , storage case , heavy duty wireless router , collaborative xr training table 4 seater , student chair for xr laboratory , instructor table xr laboratory , instructor chair xr laboratory , installation accessories and cable management , interior mural 3d art complete covering approximate area 3000 sq. feet for 2 schools , phases of moon manual , newton s colour disc , day and night manual , solar and lunar eclipse manual , ray optic kit , solar energy kit , anti gravity , weight on other planets , vernier calliper , screw gauge , newton 1st law , newton 2nd law , newton 3rd law , maxwell wheel , primary colours of light , brachistochrone curve , tuning fork , 6 inch dobsonian telescope , solar filter , star laser pointer pen with 2 batteries , magnifying glass , concave lens , convex lens , concave mirror , convex mirror , prism , handy planisphere , virtual reality box , litmus paper red , litmus paper blue , ph paper 100 strips , atomic balls , test tube , test tube stand , evaporation experiment 1 retort stand 1 spirit burner 1 china dish 1 wire gauge double 1 tripod stand , filtration experiment 1 retort stand 1 retort ring 1 funnel 1 beaker 500ml 1 filter paper 100 pieces , model of heart , model of ear , model of eye , model of kidney , model of brain , human torso magnetic , skeleton , microscope , microscope plain slides , microscope prepared slides , animal cell , plant cell , magnetic set , zodiac constellation 3x3 feet , planisphere 3x3 feet , we are made of stars 5x2 feet , space fun facts poster , chart of physics , chart of geography , model of rocks , model of minerals , model of metals , augmented reality ar board , digestive system chart , separation chart of substances chemistry , dissection box , chemistry kit tongs test tube holder and test tube brush , biology kit glycerine safranine cover slips blotting paper , spirit lamp solution , indian astronaut biopic posters , extra items 3 1st law strip 3 curve balls 3 bulbs for ray optic , tds meter , interactive flat panel display, establishment of cosmic smart class rooms, as per annexure abcd

Agency / Dept :

department of school education

Due Date :

Sep 09, 2026 (22 days left)

Tender Value :

Refer Document

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T18 Ref No : 15604235

Location : indore , madhya pradesh

Source : GEM Tenders

tender for ar coated plano-concave lens

Agency / Dept :

directorate of purchase and stores DPS

Due Date :

Jun 22, 2026

Tender Value :

Refer Document

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T18 Ref No : 15832910

Location : bareilly , uttar pradesh

Source : GEM Tenders

tender for physics and chemistry and biology science lab equipment as per enclose list - beaker , chart stand, conical flask, digital balance, dropping bottle, forceps, funnel, heater, hot plate, human skeleton , leaf clamp apparatus, measuring cylinder 50ml 100ml 250ml, micro viewers, microscope compound,microscope dissecting, morter and pestle, petri dish, pipette graduated 10ml, reagent bottle, skeleton joints , slide box, test tube holders, test tube stand, watch glass, water bath, wash bottle, pipette stand, all pins, burette 50ml, burette 50 ml, perforated beaker, capillary tube, test tube holders, tripod stand, thermometer, trough, wire gauge, burette stand, blade for section cutting, laboratory coat, scissors 4, scissors 6, scalpel, charts controlled pollination, and pedigree , charts roundworm, earthworm and tapeworm , charts pigeon, rat scoliosis, starfish frog and lizard camel and cockroach , charts mendels inheritance and the life cycle of the mosquito , charts racemose inflorescence cymose inflorescence , charts modifications of roots and stem , charts posters portraits of scientists , models claws and beaks forelimbs modifications brain ear and eye , models human torso model and human skeleton , models root nodules of leguminous plants , models cuscuta on host, lichens homologous and analogous organs , slide permanent asexual reproduction plant tissues animal tissues , slide permanent stages of mitosis meiosis t s of the testis t s of ovaries, slide permanent pollen tube germination t s blastula, slide permanent disease causing agents bread mould amoeba hydra, specimens only plant specimens which are in the syllabus are, specimens aquatic plants xerophytic plants monocot plants, specimens dicot plants moss liverworts fern, specimens stem root and leaf modifications, specimens plant diseases mushroom, charts ascaris entamoeba plasmodium any fungus causing ringworm, charts bacteria oscillatoria spirogyra rhizopus mushroom, charts yeast liverwort moss fern pine one monocotyledonous plant, charts one dicotyledonous plant and one lichen amoeba, charts hydra liver fluke ascaris leech earthworm prawn, charts silkworm honey bbee snail starfish shark, charts rohu frog lizard pigeon and rabbit, acetic acid, acetone, alcohol, aluminum sulphate, benedicts solution, muslin cloth, brushes, matchbox, ammonium solution, acetocarmine powder, cavity block, cavity slide, cellotape paper tape, chromatography paper, cobalt chloride, cork, cotton roll, dettol, dropper, dusters, filter paper, formaldehyde, glycerine, grease, boric acid, monocot stem, ethanol, fehling solution a, fehling solution b, glucose, lens cleaning solution, lens cleaning paper, magnesium sulphate, onion root tips, plain stickers, robert solution, sodium chloride, sodium hypobromide, hydrochloric acid, detergent, iodine, methylene blue, micro cover slip, micro glass slides, million s reagent, needle, nitric acid, petroleum ether, potassium nitrate, safranin solution, bile salts, soap, starch, starch iodide paper, sucrose, test tube boiling, test tube ordinary, test tube graduated, aluminum foil, barium chloride, dicot stem, urea, seeds pulses, ph paper, balance chemical, blow pipe iron, burette stand wooden, test tube brush, cork borer iron, cork presser iron, crucible tongs iron, charcoal slab borer iron, crucible silica, deflagrating spoon iron, distilation apparatus iron, drying cones iron, funnel stand or filter stand wooden, pestle and mortar, pinch cock iron, retort stand with ring and clamp, round file, sand bath, spirit lamp barss, stoves, test tube stand wooden, test tube holder iron, triangular stand iron, tripod stand iron, trough tin, wire gauze iron, weight boxes wooden, triangular clay pipes iron wire covered with clay, beaker, burettle, china dish, conical flasks, flasks r b and f b , funnel, gas jar or cylinder, glazed tile, measuring flasks, pipette, retort, thistle funnel, kipp s apparatus, watch glass, ammonium carbonate, ammonium chloride, ammonium sulfate, ammonium bromide, aluminum sulfate, iron sticks, potassium nitrite, ammonium oxalate, sodium thiosulphate, zinc sulfate, cobalt nitrate, sodium hydroxide, copper sulfate, potassium nitrate, oxalic acid, magnesium sulfate, magnesium chloride, ammonium phosphate, sodium chloride, potassium ferrocyanide k4fecn 6, ferrous sulfate, sodium bromide, ammonium ferrous sulfate, potassium dichromate, barium chloride, strontium nitrate, sodium sulfide na2s, potassium chromate, lead acetate, sodium sulfate, potassium iodide, lead nitrate, cedric ammonium nitrate, 2 and 4 dnp, universal indicator, ammonia solution nh4oh, phenol, aniline, bromine water, acetaldehyde, acetic acid, fehling solution a to b, acetone, carbon disulfide, phenolphthalein, nessler s reagent, ammoniumm olybdate, nickel carbonate, nickel sulfate, manganese chloride, calcium chloride, sodium bisulphate., cobalt acetate, chloroform, hydro chloric acid hcl, sulphuric acid h2so4, nitric acid hno3, ethanol, test tube 50 and 125mm, test tube holder thick brass, dropper glass 150mm, funnel 2, pipette 10ml bulb tube, conical flask 250ml, volume tric flask 100ml, filter paper , glass rod thick, plain white labels 2 and 1, sodium sulfite na2so3, picric acid, borax, cobalt glass, aluminum metal, spatula, bunsen burner, droppers, burettes 50ml, wire gauge, watch glass, spatula, tripod stand, burette stand, laboratory thermometer , ammeters different range, battery eliminator, daniell cell, drawing board, friction apparatus complete set with weight box, galvanometer, parallelogram apparatus, key one way, jockey pencil type, two way key, laclanche cell, meter bridge, multimeter digital, multimeter manual, magnetic compass, optical bench 1 meter long, prism indian glass, potentiometer, plier, cutter, screwdriver, scissor, resistance box 0.1 to 10 ohm, resistance box 1 to 10 ohms, resistance box 1 to 100 ohms, resistance box 1 to 1000 ohms, resistance box 1 to 100000 ohms, dry cell 10g chargeable, dry cell charger, helical spring apparatus with weights, rheostat, resistance coil different range 1 to 5 ohms, resonance apparatus, spherometer, screw gauge, wooden scale 1 to 50 cm and 1 to 100 cm, stopwatch, sonometer, sprit level, thermometer, tuning fork 250 hz and 480 hz and 512 hz withpad, vernier calliper, voltmeter different range, beakers, connecting wires, charts for display bio visuals, portraits as per choice, concave mirror, convex mirror, convex lens, concave lens, wedge knife edge for sonometer , glass slab, pendulum box, cork rubber 1.5 inches, hanger weights 500 gm, insulated copper wire, meter tape 1 to 100 meter, soldering iron, spring balance 0 to 250 gm, u shaped magnet, copper calorimeter, epidiascope, newton s disc, telescope, camera, barometer tube, lactometer, stove oil, electric bell, proof plane, binoculars, soldering rods, p n junction diode set up, laptop or desktop set as per enclosed specification, balance physical , boyle s law apparatus, fortnis barometer, metallic cylinders, metal sphere, sg bottles, grave sand apparatus, young s modulus, spectrometer, hydrometer, spirit level, potentiometer, silk and cat skin pieces, gold leaf electroscope, all pins 1.5 , drawing pins, thread rolls

Agency / Dept :

department of secondary education

Due Date :

Jan 25, 2025

Tender Value :

56L

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T18 Ref No : 15779779

Location : ayodhya , uttar pradesh

Source : GEM Tenders

tender for ammeters different range , battery eliminator , daniell cell , drawing board , friction apparatus complete set with weight box , galvanometer , parallelogram apparatus , key one way , jockey pencil type , two-way key , laclanche cell , meter bridge , multimeter digital , multimeter manual , magnetic compass , optical bench 1 meter long , prism indian glass , potentlometer , plier , cutter , screwdriver , scissor , resistance box , dry cell 10g chargeable , dry cell charger , helical spring apparatus with weights , rheostat , resistance coil different range 1-5 ohms , resonance appratus , spherometer , screw gauge , wooden scale 1 50cm 1 100cm , stopwatch , sonometer , sprit level , thermometer , tuning fork 250hz 480hz and 512hz withpad , vernier calliper , voltmeter different range , beakers , connecting wires , charts for display blovisuals , portraits as pe choice , concave mirror , convex mirror , convex lens , concave lens , wedge knife edge for sonometer , glass slab , pendulum box , cork rubber 1.5 inches , hanger weights 500 gm , insulated copper wire , meter tape 1-100 meter , soldering iron , spring balance 0- 250 gm , u-shaped magnet , copper calorimeter , epidiascope , newton disc , telescope , camera , barometer tube , lactometer , stove oil , electric bell , proof plane , binoculars , soldering rods , pn junction diod set up , desktop set , balance physical , boyle law apparatus , portnis barometer , metallic cylinders , metal sphere , sg bottles , grave sand apparatus , young modulus , spectrometer , hydrometer , sprit level , potentiometer , silk and cat skin pieces , tuning fork , ammonium chloride , all pins 1.5 , copper sulphate , drawing pins , thread rolls, tlm samagri, ammeters different range, battery eliminator, daniell cell, drawing board, friction apparatus complete set with weight box, galvanometer, parallelogram apparatus, key one way, jockey pencil type, two-way key, laclanche cell, meter bridge, multimeter digital, multimeter manual, magnetic compass, optical bench 1 meter long, prism indian glass, potentlometer, plier, cutter, screwdriver, scissor, resistance box, dry cell 10g chargeable, dry cell charger, helical spring apparatus with weights, rheostat, resistance coil different range 1-5 ohms, resonance appratus, spherometer, screw gauge, wooden scale 1-50cm, 1-100cm, stopwatch, sonometer, sprit level, thermometer, tuning fork 250hz, 480hz and 512hz withpad, vernier calliper, voltmeter different range, beakers, connecting wires, charts for display blovisuals, portraits as pe choice, concave mirror, convex mirror, convex lens, concave lens, wedge knife edge for sonometer, glass slab, pendulum box, cork rubber 1.5 inches, hanger weights 500 gm, insulated copper wire, meter tape 1-100 meter, soldering iron, spring balance 0-250 gm, u-shaped magnet, copper calorimeter, epidiascope, newton disc, telescope, camera, barometer tube, lactometer, stove oil, electric bell, proof plane, binoculars, soldering rods, pn junction diod set up, desktop set, balance physical, boyle law apparatus, portnis barometer, metallic cylinders, metal sphere, sg bottles, grave sand apparatus, young modulus, spectrometer, hydrometer, sprit level, potentiometer, silk and cat skin pieces, tuning fork, ammonium chloride, all pins 1.5, copper sulphate, drawing pins, thread rolls

Agency / Dept :

department of education

Due Date :

Jun 27, 2026

Tender Value :

27L

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T18 Ref No : 16076375

Location : gauriganj , uttar pradesh

Source : GEM Tenders

tender for permanent stages of mitosis , slide permanent ts of the testis ts of ovaries , starch , starch iodide paper 100 leaves per packet , sucros , test tube holders , test tubeordinary ng 100 per bo , test tube stand , thermometer , dna model , rna model , acetic acid 99 5 , acetone , ammonia solution 32 nh40h , balance chemical , barium chloride , beaker 250 ml , benzeldehyde 99 , benzoic acid , bruette stand , bruettes 50 ml rotsflow bsg , calcium chloride 98 dihydrate , conical flask 250 ml , coper torn cooper metal turningfeeling 99 5 , droppers glass dropper with rubber teat 6 , fehling solution ab , ferrous sulfate , filter paper 12 5 cm , funnel 3 , hydro chloric acid hcl 3538 , ignition tube , kipps appartaus , laboratory thermometer 10c to 110c , lead acetate trihydrate crystal , lead nitrate , lime water , magnecium wire mg metal ribbon 99 5 , measuring cylenders 100ml , measuring flasks 250 ml , methenole 99 , nesslers reagent for ammoniya , nitric acid nh03 6972 , ph paper 100 , ph scale indicator universal , phenol liquid 89 , pipette 25 ml , porceline dish 3 , potassium parmagnent kmno4 , potassim dichromate 98 , regent bottle nm with ic stopper 250 ml bsg , sodium biocorbonate , sodium biocorbonate purifiedgranuals , sodium hydroide pelleta 98 , sodium mettle , spirit blue solutions , spirit lamp brass , sulphuric acid h2504 98 , test tube 15 125 100 per bo , test tube brush , test tube holder iron , test tube stand plastic , tolence regent , tripod stand 6 4 zink , weing tube , wire gauge , ammeters different range , balance physical , breakers , binoculars , concave lens 2 , concave mirror , conve lens 2 , conve mirror , cork rubber 1 5 inches , cutter , daniel cell complete , drawing board 12 18 , drawing pins , dry cell iog chargeble , dry cell charger , electric bell , glavanometer , glass slab 755018 mm , helical spring appartus with weights cast iron , insulated copper wire , key one way , laclanche cell complete , lactometer superior , magnetic compass 1 both side glass type , meter bridge , multimeter digital , newtons dise 6 , optical bench 1 meter long , pendulum simple complete set , plier , pn junction diode setup , pnp npn transister kit , potentiometer 10 wire , prism indian glass 2 , resistance bo 1000 ohms , resorance apparatus , rheostat , scissor , screw gauge 25mm , screwdriver , soldring iron complete set , soldering rods , sonometer , spherometer double disc , spring balance 0250 gm , sprit level pvc , stopwatch , thermometer mercury , tuning fork 250 hz 480 hz and 512 hz withpad , twoway key , ushaped magnet 2 , vernier calipers , voltmeter different range , wooden meter scale 115 cm 1100 cm , plain merror , book and book rack , green, tlm kit, description

Agency / Dept :

department of education

Due Date :

Jul 17, 2026

Tender Value :

Refer Document

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T18 Ref No : 15997079

Location : kalyan , maharashtra

Source : GEM Tenders

Agency / Dept :

municipal council

Due Date :

Jul 10, 2026

Tender Value :

Refer Document

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T18 Ref No : 15982571

Location : varanasi , uttar pradesh

Source : GEM Tenders

Agency / Dept :

national forensic sciences university NFSU

Due Date :

Jul 15, 2026

Tender Value :

Refer Document

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T18 Ref No : 15635363

Location : jhunjhunu , rajasthan

Source : GEM Tenders

tender for simple pendulum stand , spherical bob packet , hookes law slotted weights , stop clock mechanical , voltmeter analog , ammeter analog , moving coil galvanometer analog , metre bridge , resistance box 1ohm to 500 ohm , resistance box 1ohm to 10000 ohm , rheostat , battery eliminator , one way key , connecting copper wire , bread board connecting wire , wire cutter , standard resistors 5 ohm , standard resistors 10 ohm , standard resistors 20 ohm , constantan wire roll , milliammeter 0 to 100 ma , microammeter 0 to 500 microammeter , convex lens , concave mirror , wooden drawing board , laser torch red green , glass prism , glass slab , p-n junction diode kit , breadboard , resistors pn diode led capacitor transistor ic , drawing notebooks , oil pastel crayon color , cartridge sheet, supply of physics lab items and drawing books, simple pendulam stand, steel or brass pendulum bob with hook of 18 mm and 25 mm, 5x10 g slotted weights ideal for physics and lab experiments requiring precise mass measurement and 5x20g slotted weights ideal for physics and lab experiments requiring precise mass measurement 10 pcs, mechanical stop clock material - metal start -stop lever on left and zero reset lever on right two sweep hands one indicating seconds, the other recording minutes, range 0 to 5v, range 0 to 5a, analog 30 to 0 to 30 20ua div, one meter long provided with four gaps two gaps plywood base and sumica top graduated scale constantan wire is stretched on top meter scale brass c.p. strip end gaps can be closed by removable brass strips and brass terminals are provided to reduce resistance, resistance box 1 to 500 ohms brass plug type constantan coil 9mm thick brass block, total resistance 21110 manganian coil 9 by 16 inch thick brass blocks size 6x3x3 cm material pvc, precise resistance control smooth sliding contact design allows accurate adjustment of resistance for better control of current in experiments 100 ohm capacity ideal resistance range for circuit testing electrical demonstrations and physics lab applications sturdy metal foot base durable construction with metal support ensures stability and safe operation during use, product enclosed battery eliminator 2to12v 3 amp battery eliminator is portable and sturdily built safe and reliable designed comprising a heavy duty transformer wound with copper wire with high lamination to avoid losses selector switch and bridge rectifiers consists of full wave silicon diode bridge rectifier with jewel light and safety fuse, strong base of pvc with rust resistance terminals and one plug key for making or breaking the circuit plug key completes the circuit for current to flow and when it is removed circuit breaks it is a electrical component which is used as a switch the small brass metallic key is provided along with rectangular base to flow or break the current., dcc copper connecting wire are coated with cotton widely used in science laboratory for conducting experiments highly durable pack consists of 500 gm x 01 roll, electronic spices single core breadboard jumper hookup wire pure copper breadboard wire 22 gauge wire hookup wire 2 meters 5color total 10 meters pack, stainless steel mini diagonal nipper wire cutter plier 4 inch multipurpose deburring flush plastic coated for cable jewellery making and repair electronic watchmaking, standard resistor of 5 ohm for metre bridge experiement made up of wooden base or bakelite, standard resistor of 10 ohm for metre bridge experiement made up of wooden base or bakelite, standard resistor of 20 ohm for metre bridge experiement made up of wooden base or bakelite, constantan wire roll for laboratory, analog milliammeter, analog microammeter, focal length 20 cm 3 inch aperture, focal length 20 cm 3 inch aperture, drawing board for optics experiment in physics lab, rechargeable green laser pointer light with battery & charger long range laser torch, glass prism 50 x50 mm equilateral prism optical triangular for physics teaching light spectrum & practical experiments, glass slab, forward and rverse characteristics two round meters voltmeter and ammeter consist of micrometer and miliammeter are used for current and voltage measurement knobs are provided for adjustment kit has inbuilt ic regulated power supply to better performance in a dc voltage, 840 tie points 128 groups of 5 connected terminals 8 bus of 25 connected terminals reusable for fast build a prototype of an electronic circuit will accept transistors diodes leds resistors capacitors and virtually all types of components no soldering required fit for jumper wire of 0.8mm diameter standard 2.54mm hole spacing, comprehensive kit includes 250 plus high quality electronics components covering resistors capacitors leds diodes and transistors for all your circuit needs resistors and capacitors features 100 pcs of 1by4 w resistors 100 to 100k 50 ceramic caps and 25 electrolytic caps across multiple value leds and diodes comes with 30 pcs of 5mm leds in 5 colours red green yellow blue white and 25 diodes including 1n4007 1n4148 1n5408 and zener diodes transistors included contains 20 transistors across 4 types bc547 bc557 configurations, a4 size 50 pages 70 gsm spiral binding, set of 12 shades, a3 size 130gsm

Agency / Dept :

sainik school sangathan

Due Date :

Jun 13, 2026

Tender Value :

Refer Document

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T18 Ref No : 15792962

Location : gorakhpur , uttar pradesh

Source : GEM Tenders

tender for viscosity apparatus , youngs modulus , vernier callipers ime type , metallic sphere with hook , zener diode characteristics apparatus , pn junction diode chartersics apparatus , transistor characterstics apparatus pnp and npn , study of logic gate apparatus , friction board apparatus , thermometer 220 f , fraction weight box , plier taparia , screw driver set multipurpose , transformer step up and step down , led 2 watt , inclined plane , milli ammeter , milli voltmeter , ohms law apparatus , retort stand with clamp and bose head , helical sprinf slinky , split cork , travelling microscope , spirit level small , overflow cane , one way key , two way key , four way key , jockey , constantan wire , magnesium wire , watch glass 3 inch , watch glass 2 inch , hanger with weight 50 gm , newton colour disc , spirit lamp , tornedo working model , archmedies principle working model , hand generator working model , solenoid engine working model , electric mlotor working model , magnetic induction working model , domestic circuit parallel working model , domestic circuit series working model , battery eliminator 2 amp , magnetic compass medium size , wire cutter stripper cutter , dry cell charger , rehostat 50 ohm , rehostat 100 ohm , telescope , battery 6 volt , 9 volt dry cell , battery 12 volt , galvanometer , voltmeter , ammeter , dc copper connection wire roll insulated , nicrome wire , simple torch , laser torch red , laser torch green , laboratory stop watch 60 sec timer , white screen for image formation , plane mirror mounted on wooden block 10 x 15 cm , compass magnet small , iron filling , thread roll , geomerical instrument box , paper pin box , thumb pin box , lens cleaner fluid , multimeter digital , ebonite rod , glass rod 20 to 25 cm , test tube , test tube stand , solar system model , soldering iron , solder flux , soder wire resin 100gm , paper tape , plain stickers or label pkt , electric apparatus chart , prism refraction chart , eye defect and correction chart , inertia of 3d body , reflection of convex mirror on different position , reflection of concave mirror on different position , human eye chart , symbols of components used in circuit diagram , flaming left and right hand rule , sound wave refraction and compression , carbon resistance band reading chart , dry cell part chart , solar system chart , albert einstein portrait , prafulla chandra roy portrait , chandrasekhara venkata raman portrait , homi jehangir bhabha portrait , jagadish chandra bose portrait , dr apj abdul kalam portrait , sir issac newton portrait , ammonium chloride 500 gm chemical , copper sulphate 500 gm chemical , zinc sulphate 500 gm chemical , zinc rod , spirit solution for spirit lamp 1 ltr , first aid kit , sitting stools ,, procurement of items for physics lab, equipment or item for physics lab, rexine chart for physics lab, portraits of scientist for physics lab, chemical for physics lab, personal safety or storage item for physics lab

Agency / Dept :

department of secondary education

Due Date :

Jun 29, 2026

Tender Value :

Refer Document

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T18 Ref No : 16155274

Location : dungarpur , rajasthan

Source : GEM Tenders

tender for pendulum bob 18 mm brass , spring balance , zinc sulphate heptahydrate molychem 500 gm , ammonium chloride molychem 500g , stop watch digital win , ammonium phosphate dibasic anhydrous , ferrous ammonium sulphate molychem 500 gm , hydrochloric acid 05 litre molyc , iodine crystal fizm , phenol , sulphuric acid 05 litre molychem , nitric acid molychem , universal indicator ph sol merck 500 ml , hand gloves , ethanol 500ml labnol , acetone 500 ml molychem , acetic acid glacial molychem 500 ml , acetaldehyde bb fizm 500 ml , ammonia sol , aluminium sulphate bb moly 500 gm , barium chloride 500 gm molyche , barium nitrate 500 gm bb , barium sulphate bb fizm 500g , ferrous sulphate lr molychem 500 g , magnessium ribbon 25 gm molychem , magnessium chloride , lead acetate bb 500 gm , lead nitrate bb 500 g , m dinitrobenzene , ammonium bromide , magnessium sulphate 500 gm molych , silver nitrate n50 sol molychem , sodium carbonate moly 500 gm , sodium bicarbonate , potassium permagnate , potassium chromate moly 500 gm , potassium dichromate 500 gm molychem , sodium hydroxide flakes , water bath 6copper , burette 50 ml stop cockpolylab , scientistmathematician photographs big 4560 cm , burette stand complete set , conical flask 250 ml grad , funnel 3 borosilicate , volumetric pipette 20 ml borosilicate , volumetric flask 250 ml glass , test tube 15 125 mm borosil construction of , spirit lamp s steel , beaker 250 ml , measuring cylinder 100 ml glass , test tube stand polylab , test tube holder sup qlty , spatulla 6 np , watch glass 3 , crusible tong 6 , reagent bottle 125 ml n mglass , reagent bottle 250 ml nmglass , dropper 3 ml plastic , clock , pictures for mathematicians , maths formula poster , pythagoras theorm poster , trigonometry table poster , mensuration formulas poster , magic squares , puzzles trickes poster , order af operations bodmas poster , types of triangles poster , circle acle properties poster , bar graph pie chort line graph poster 3d 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galvanometer with case sumeet, battery eliminator 212 v dc asico 3 amp asico, voltmeter with case 3 v sumeet, milli voltmeter dc with case, rheostat 8, ammeter with case, milli ammeter with case, resistance box 100 ohms heavy sumeet magnine, resistance box 1000 ohms heavy sumeet, resistance box 500 ohms heavy sumeet magninne, plug key one way brass, plug key two way brass, plug key three way brass, pencil jockey brass, connecting wire copper 250 gm, resistance wire 100 gm, patch cords red or black 4 mm double, compound microscope isi mark brass, bar magnet, u shape magnet horse, concaveconvex lens 2 fl1520cm, concave convex mirror fl 1520cm, glass slab 75x50x18 mm, prism 50 x 50 mm glass first qlty, daniel cell complete, lachlanchi cell set parco, meter bridge with jockey packed in box sumeet, optical bench set, sonometer brass parts packed in box sumeet, electronic component kit, laser light pen type red, meter scale full size wooden, vernier callipers, screw gauge 15 mm, sphreometer single disc rq, travelling microscope export quality heavy brass, pendulum bob 18 mm brass, spring balance, zinc sulphate heptahydrate molychem 500 gm, ammonium chloride molychem 500g, stop watch digital win, ammonium phosphate dibasic anhydrous, ferrous ammonium sulphate molychem 500 gm, hydrochloric acid 05 litre molyc, iodine crystal fizm, phenol, sulphuric acid 05 litre molychem, nitric acid molychem, universal indicator ph sol merck 500 ml, hand gloves, ethanol 500ml labnol, acetone 500 ml molychem, acetic acid glacial molychem 500 ml, acetaldehyde bb fizm 500 ml, ammonia sol, aluminium sulphate bb moly 500 gm, barium chloride 500 gm molyche, barium nitrate 500 gm bb, barium sulphate bb fizm 500g, ferrous sulphate lr molychem 500 g, magnessium ribbon 25 gm molychem, magnessium chloride, lead acetate bb 500 gm, lead nitrate bb 500 g, m dinitrobenzene, ammonium bromide, magnessium sulphate 500 gm molych, silver nitrate n50 sol molychem, sodium carbonate moly 500 gm, sodium bicarbonate, potassium permagnate, potassium chromate moly 500 gm, potassium dichromate 500 gm molychem, sodium hydroxide flakes, water bath 6copper, burette 50 ml stop cockpolylab, scientistmathematician photographs big 4560 cm, burette stand complete set, conical flask 250 ml grad, funnel 3 borosilicate, volumetric pipette 20 ml borosilicate, volumetric flask 250 ml glass, test tube 15 125 mm borosil construction of , spirit lamp s steel, beaker 250 ml, measuring cylinder 100 ml glass, test tube stand polylab, test tube holder sup qlty, spatulla 6 np, watch glass 3, crusible tong 6, reagent bottle 125 ml n mglass, reagent bottle 250 ml nmglass, dropper 3 ml plastic, clock, pictures for mathematicians, maths formula poster, pythagoras theorm poster, trigonometry table poster, mensuration formulas poster, magic squares, puzzles trickes poster, order af operations bodmas poster, types of triangles poster, circle acle properties poster, bar graph pie chort line graph poster 3d shapes, maths quotes or motivational poster, logaritham chast, kampas, tharmameter, bairometer, higrometer, ren gage, pavun darshak, anemometer, bhu aakriti model, toposheet profile drawing, chain aur tape, leveling upkaran, plane table, prismatic compass, solar system, gis tools, protractor school, rangin pen and pencil, bharat ev vishv and bhaugolik and rajnitik map

Agency / Dept :

national education society for tribal students NESTS

Due Date :

Jul 29, 2026

Tender Value :

Refer Document

View Documents

About Government Tenders for Concave Lens

Every year, central and state government departments release thousands of high-value contracts specifically dedicated to Concave Lens. Whether it involves bulk material supply, executing specialized operational services, or end-to-end turnkey project execution, the demand for capable vendors in the Concave Lens sector is massive.

At Tender18, we help businesses cut through the noise and exclusively target the exact work categories they specialize in. Instead of browsing through generic procurement sites, our platform isolates high-potential opportunities that match your specific industry capabilities.

Work Dynamics in the Concave Lens Sector

Government requirements for this specific vertical generally fall into distinct procurement patterns:

Product & Material Supply: Tenders focused strictly on sourcing, testing, and delivering high-quality items that meet the exact technical specifications of the buyer.
Service Level Agreements (SLAs): Long-term hiring of expert agencies for routine maintenance, manpower deployment, or continuous operational management.
Execution & Turnkey Projects: Comprehensive contracts where the bidder is responsible for everything from raw material procurement to final site installation and testing.

By focusing purely on your core strength in Concave Lens, you can build a highly profitable and stable pipeline of government clients.

Concave Lens Tender Information Service

Stop wasting time filtering through irrelevant notices. Our Concave Lens Tender Information Service is engineered for precision. We track exact product codes, service names, and specialized work terms across all government portals nationwide. When a buyer publishes a requirement that matches your specific business profile, our system alerts you instantly.

Deep Technical Insights & Documentation For Concave Lens Tenders

Bidding for specific works requires studying strict technical parameters. We provide immediate access to the core documents you need to evaluate the project:

Detailed Specifications & Drawings: Download the exact engineering guidelines, material testing standards, and quality benchmarks demanded by the buyer for Concave Lens.
Financial BOQ Spreadsheets: Access the official blank pricing formats where you need to input your unit rates, tax configurations, and total bid value.
Real-Time Technical Amendments: If the buying department changes the product specifications, alters the service scope, or shifts the delivery timeline, we instantly update the parent file so you are never caught off-guard.

Tender Bidding Service in Concave Lens

Winning a contract for Concave Lens depends entirely on how perfectly your technical capabilities match the buyerâs demands. Even if you have the best product or service, a poorly formatted document or a missing compliance certificate will lead to instant technical rejection. Tender18âs Tender Bidding Service eliminates this risk by taking complete ownership of your digital submission.

Flawless Compliance & Portal Execution For Concave Lens Tenders

Under this service, Tender18 assigns a Dedicated Experienced Technical Person to your profile. This expert handles the heavy lifting of the entire bidding cycle:

Capability Mapping: We thoroughly cross-check your past completion certificates, ISO standard proofs, and financial turnover against the strict eligibility criteria required for Concave Lens bids.
Secure System Integration: Our technical desk seamlessly links your Class III Digital Signature Certificate (DSC) with the required e-procurement servers to securely encrypt your technical and financial envelopes.
Error-Free Financial Uploads: We audit your quoted BOQ pricing sheets for any formula or formatting errors before the final upload, ensuring your bid is successfully locked before the portal's closing hours.

Concave Lens GeM Consultant & Registration Service

Government buyers are aggressively using the Government e-Marketplace (GeM) for the direct procurement of Concave Lens. If your business profile is not accurately mapped on this portal, you remain practically invisible to these purchasing officers. Recognized as a trusted and expert GeM consultant, Tender18 offers specialized support to build, optimize, and maintain a highly visible vendor account for your business.

With an industry-leading support success ratio of over 95%, we handle the complex marketplace compliance so you can focus entirely on executing your orders

Expert Profile Management & Catalogue

Our dedicated consultants ensure your GeM presence is structurally perfect:

Precise Catalogue Listing: We upload and categorize your specific offerings under the exact search terms and parameters used by government buyers looking for Concave Lens, ensuring maximum search visibility.
OEM Dashboard & Assessment: For original manufacturers and creators, we guide you through the mandatory Quality Council of India (QCI) vendor assessments to successfully unlock your official OEM panel.
Profile Compliance & Caution Money: We manage your statutory documentation, brand approvals, and caution money limits to keep your account immune from technical suspensions.

Strategic Live Bid Participation

Beyond setup, we actively drive your market participation. Our team expertly handles the digital paperwork and rate configurations for GeM Custom Bids and Reverse Auctions (RA) related to Concave Lens, maximizing your chances of securing L1 status.

Frequently Asked Questions (FAQs) for Concave Lens Tenders

How do I find government contracts exclusively matching my work in Concave Lens?

The easiest way is through the Tender18 platform. Instead of searching department by department, our system uses advanced keyword matching to gather all live supply, service, and execution tenders related directly to your core business in one place.

Do I need specific testing or quality certificates to apply for these contracts?

It heavily depends on the nature of the work. For supply contracts, buyers often ask for ISO certifications, BIS marks, or specific lab testing reports. For service contracts, they may ask for labor licenses or past performance certificates (work orders).

What is a BOQ and why is it important for my bid?

The Bill of Quantities (BOQ) is the official financial Excel sheet where you enter your competitive prices. Any mistake in this file—like adding extra rows, changing formulas, or saving it in the wrong format—will cause the portal server to reject your entire bid.

Are samples required to be submitted physically before the digital bid opens?

For many product-based Concave Lens tenders, buying departments do ask bidders to submit physical samples to their office before the digital technical evaluation date. This requirement is always clearly mentioned in the official NIT document.

How does the Dedicated Tender Expert from Tender18 help me?

Our assigned expert manages your total portal compliance. They extract the hidden rules from long tender PDFs, create a precise document checklist for your team, map your digital signature, and securely upload your technical and financial files onto the government servers.

What is the role of a Digital Signature Certificate (DSC)?

A Class III DSC is a secure USB device that contains your digital identity. You cannot upload a bid without it. It is used to securely encrypt and lock your sensitive price data and technical documents so no one can view them before the official opening date.

As an MSME, can I get financial benefits when bidding for Concave Lens?

Yes, the government strongly supports MSMEs. By uploading a valid Udyam Registration Certificate in the technical envelope, small businesses are frequently exempted from paying the initial Tender Document Fee and the Earnest Money Deposit (EMD).

Why should I list my services or products on GeM for this category?

GeM is now the primary digital marketplace for all government agencies. If you are properly cataloged for Concave Lens, officers can view your profile and generate direct purchase orders or invite you to participate in exclusive Custom Bids.

What makes Tender18 a reliable GeM support partner?

As a highly trusted and expert GeM consultant, Tender18 holds a proven support success ratio of over 95%. From flawless profile creation and complex catalogue mapping to OEM panel approvals and live Reverse Auction (RA) support, we handle it all seamlessly.

10.

What does "L1" mean in these government contracts?

"L1" stands for "Lowest Bidder 1". In government procurement, after all technical envelopes are approved, the financial sheets (BOQs) are opened. The bidder who has quoted the lowest compliant price for Concave Lens is declared L1 and is generally awarded the contract

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About Government Tenders for Concave Lens

Work Dynamics in the Concave Lens Sector

Concave Lens Tender Information Service

Deep Technical Insights & Documentation For Concave Lens Tenders

Tender Bidding Service in Concave Lens

Flawless Compliance & Portal Execution For Concave Lens Tenders

Concave Lens GeM Consultant & Registration Service

Expert Profile Management & Catalogue

Strategic Live Bid Participation

Frequently Asked Questions (FAQs) for Concave Lens Tenders

How do I find government contracts exclusively matching my work in Concave Lens?

Do I need specific testing or quality certificates to apply for these contracts?

What is a BOQ and why is it important for my bid?

Are samples required to be submitted physically before the digital bid opens?

How does the Dedicated Tender Expert from Tender18 help me?

What is the role of a Digital Signature Certificate (DSC)?

As an MSME, can I get financial benefits when bidding for Concave Lens?

Why should I list my services or products on GeM for this category?

What makes Tender18 a reliable GeM support partner?

What does "L1" mean in these government contracts?

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