Latest concave lens Tenders | Government concave lens Tenders

CTN :45529725

27 Jun, 2026 27.00 Lacs

Faizabad - Uttar Pradesh

Tender For supply of 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

Central Government/Public Sector

CTN :45436216

15 Jun, 2026 NA

Amla - Madhya Pradesh

Tender For supply of set of tools and equipment required for road art/brake down amla (details as per annexure). test certificate should be from nabl approved lab only. - unbranded cantilever tool box, 5 trays, tommy bar octagonal. size- 20mm x 600 mm long., material en8 as per attached drawing., hammer sledge double faced 3.2kgs is:841/1968 table-iii., ball pein hammer with handle conforming to is 841:1983 with latest amendments, specification: nominal mass-500 grams, handle- wood/polymer/fiberglass, material spec: steel grade t65/t70; handle length: maximum 350 mm but shall not be less than 300 mm., adjustable spanner 8", adjustable spanner 12", adjustable spanner 15", set of adjustable spanners & pipe wrenches of sizes 1) adjustable spanner size 10 inch/250mm qty/set-01 no 2) adjustable spanner size 15 inch/375mm- qty/set-01 no 3) pipe wrench size 24 inch/600mm- qty/set1no makes: fwrad0002-d & fwrrt0001-d of eastman or its equivalent of snapon, kingtony, taparia, or venus., wrench pipe chain capacity range 10 - 60,15-90,27 - 115,35-165, steel shovel with metal handle as per drawing number rwf/misc/m/1294, safety goggles designed to effortlessly fit over most prescription spectacles for convenience, temple adjustability enhances personalized fit and ergonomic, rigorously tested for optical quality, ignition resistance and high temperature durability, sterilized and fortified, ensuring technical durability and robustness, durable, clear, and scratch-resistant lens for precision optics and protection, lens scale no. clear:3-1.2, weight: approximately 54 grams, embodying lightweight precision in technical design, certified to en 166:2001 conforms to ansi 87.1-2010., accepted makes: karam es007 or black & dcor or 3m or midas or similar. accepted note: one sample to be got approved before bulk supply., magnifying glass with stand, lens size- 5", magnification- 4x area, 3.2 dioptre lens, reachstand internal concealed, spring mechanism with 900 mm reach from pivot and 600 mm in vertical plane reach from pivot 36" and 600 mm in vertical plane 24", illumination i) led ring with 40 leds in twin rings. ii) power consumption- 8 watts. iii) lumen output- 800lumens. iv) colour temperature-6000 degree kelvin v) nominal lux level at working plane 150 mm-2300 lux. along with accessories for each stand. i) increased magnification attachment dia -50 mm powerful additional lens that can swiung in the field view under the main lens. ii) spot lens dia-30 mm powerful additional lens that is permanently fused on the main lens to provide 16 x area magnification. brand- lensel optics model no - l104sd / greemito/toolstar, measuring tape with lock button size-5 meter (length) x 13 mm (width) case material-abs, blade material-carbon steel, case shape - round, tape colour-, black and white steel measuring tape 30 meter long graduated in mks & fps system to the fractions readable in mm & inch marking in full length of is certified company only, 15 cm spring steel scale, supply of manila rope of size 1 inch as per is:9936(1992). (note: required rope material is polymer braided twisted cord twine string in dia: 12mm) (required in 25mtr +25mtr sapratly), aluminum ladder 6 ft long, sand bucket, water bucket gi

CTN :45380551

22 Jun, 2026 NA

Indore - Madhya Pradesh

Tender For supply of ar coated plano-concave lens

State Government

CTN :45291700

06 Jun, 2026 NA

Bhabhua - Bihar

Tender For supply of glass 250 ml , ac to dc eleminator1.5 volt to 12 volt , ammetere with stand ranges , bar magnet horse shoe magnet , bar magnetometre with campass , boiling tube with side delivery tube for boiling point measuremet , calorimetre with stirrer , convex concave lenses mirrors2 , convex concave lenses mirrors3 , copper voltametre , digital multimeter , drawing board 1218 , drawing pin , dry cell 1.5 volt , fortain barometre , galvanometre with stand , glass slab 2 , measuring cylinder plastic100 ml borosilicate glass , measuring cylinder plastic1000 ml borosilicate glass , measuring cylinder plastic 250 ml borosilicate glass , measuring cylinder 500 ml borosilicate glass , metre bridge four wire one metre long with jockey , mgnyfying glass with steel handle , milli ammetre with stand , milli volt metre with stand , mirror lense stand metallic , mirror lense stand wooden , optical bench , pendulum bob with hook brass , physical weight box , pin with stand of various height , plain mirror with stand , plastic pulley , plug key four way , plug key one way , plug key two way , pn junction diode , pnpnpn transitor , polythene wash bottle 500 ml , p n junction diode , potentiometre ten wire with sliding jockey , prism glass 2 , resonance tube apparatus , rubber tube , sahulbrass , scale 12 metre , scale1 metre , screw guage , slide calliper vermier , slotted weight for sonometre , sonometre , specific gravity bottle 25 ml. , spectrometer , spherometer , spiring balance 1000 gms. , spirit lamp metallic , spirit level , stop watch digital , tapping key , thermometer , tunning fark pad , voltmetre with stand , wall thermometer maximum minimum , wooden cubewooden spherecylinder , zener diode charastrictic apparatus , beaker 250 ml borosilicate glass , beaker 500 ml glassborosilicate glass , bell jar glass , bunsen burner with stop cork , capillary tube , chart , chromatographic papers , conical flask 100 ml borosilicate glass , conical funnel borosilicate glass , cork , cover slips glassenglish , desicator6 , different type model , dissecting box , dissecting tray , dropper 6glass , dropping bottle 60 ml glass , farmers poto meter glassborosil type , filter paper 11cm , forceps 4 , fractional weight , glass stirrer , glass tube , hygro meter dry wet , human skeleton , iron stand with clamp and bosse head , litmus paperblue , litmus paperred , magnifying glass with steel handle 2 , measuring cylinder 100ml plastic , measuring cylinder 250ml plastic , measuring cylinder 500ml plastic , measuring cylinder 50ml plastic , morter pestle 4 , museum spceimen genera , needle , permanent slide , petri dish 3 , ph paper , prepared slide box fibre , reagent bottle wm nm 125 ml , slide plain glass , staning racksix tube , test tube hard glassborosilicate glass , test tube stand fiber , tripad stand 66 best quality , wash bottle polythene500 ml , watch glass 3glass borosilicate glass , wire gauge 6 , steel almirah for laboratory asbsusdus pad with frame , beaker glass 250 ml, borosilicate glass, beaker glass 500 ml,borosilicate glass , behieve shelf procillian , beurett 50ml. with teflon stop corck,borosilicate glass, burner with lock , china dish basin 2 2.5 3 , conical flask glass 100ml borosilicate glass , conical flask glass 250ml borosilicate glass, conical flask glass 500ml borosilicate glass, conical funnel glass 3 borosilicate glass, corck borrer set three metalic borosilicate glass, cork pressure metallic ss8, crushible with lid procillian , deflection spoon copper, dessicator , dropper 6, filter paper 11cm 1pkt , fractional weight box , gas jar 62 lid , glass stirrer 4 , glass tube borosilicate glass, test tube hard glass glass, iron ring with bose head //bid details 2 / 121

State Government

CTN :45291988

06 Jun, 2026 NA

Bhabhua - Bihar

Tender For supply of machine wrist action , vdrl shaker experiments , flask shak useful for uniform , automatic pippeteobtains , ac to dc eleminator 1.5 volt to 12 volt , ammetere with stand different ranges , bar magnet horse shoe magnet , bar magnetometre with campass , boiling tube with side , calorimetre with stirrer , convex concave lenses mirrors 3 , convex concave lenses mirrors3 , copper voltametre , drawing board 12 18 , drawing pin , dry cell 1.5 volt , fortain barometre , galvanometre with stand , glass slab 2 , measuring cylinder plastic 100 ml , measuring cylinder plastic 1000 ml , measuring cylinder plastic 250 ml , measuring cylinder plastic 500 ml , metre bridge four wire , mgnyfying glass with steel handle , milli ammetre with stand , milli volt metre with stand , mirror lense stand metallic , mirror lense stand wooden , optical bench , pendulum bob with hook 3 4 brass , pin with stand of various height , plain mirror with stand , plug key four way , plug key one way , plug key two way , pn junction diode , pnp npn transitor , polythene wash bottle 500 ml , p n junction diode , potentiometre , prism glass 2 , resonance tube apparatus , rubber tube , sahul brass , screw guage , slide calliper vermier , slotted weight for sonometre , sonometre , specific gravity bottle 25 ml. , spectrometer , spherometer , spiring balance 1000 gms. , spirit lamp metallic , stop watch digital , tapping key , thermometer rc , tunning fark pad , voltmetre with stand , wall thermometer , wooden cube wooden , zener diode charastrictic , p.o. box measurement , laboratory centrifuge , fly wheel experiment for store energy , mosfed characteristic , scr characteristic , digital electronic , newtons ring apparatus , travelling microscope , dial type resistance boxes , tangant galvanometer apparatus for , energy band gap apparatus , dip circle metallic body , weight box brass , six position microscope , sodium vapour lamp , transistor characteristic apparatus , rheostate 200mm lo , function generator , beaker 250 ml glass borosilicate glass , beaker 500 ml glass borosilicate glass , bell jar glass , bunsen burner with stop cork , chart , chromatographic papers , conical flask 100 ml borosilicate glass , conical funnel 3glassborosilicate glass , cork , desicator 6 , different type model , dissecting box , dissecting tray , hygro meter dry wet , iron stand with clamp and bosse head , measuring cylinder 100ml plastic , measuring cylinder 250ml plastic , measuring cylinder 500ml plastic , morter pestle 4 , museum spceimen general , permanent slide , petri dish 3 glass , reagent bottle wm nm 125 ml , slide plain glass , staning rack six tube , test tube hard glass borosilicate glass , tripad stand 6 6 best quality , wash bottle polythene500 ml , dissecting microscope , binocular microscope , student microscope large fixed stage , pathological microscop magnification , haemometer hb , haemocytometer , uv chromatography inspection , ph meter table type , deionizer , human articulated skeleton , prepared slides , magnetic stirrer , electrical ovens , photoelectric calorimeter , blood cell calculator , rotary microtome , autoclave vertical asbsusdus pad with frame , beaker glass 250 ml, borosilicate glass, beaker glass 500 ml,borosilicate glass , beurett 50ml. with teflon stop corck,borosilicate glass, burner with lock , china dish basin , conical flask 100ml borosilicate glass , conical flask 250ml borosilicate glass, conical flask 500ml borosilicate glass, conical funnel borosilicate glass, corck borrer set three borosilicate glass, cork pressure metallic, crushible with lid procillian, deflection spoon copper, dessicator , filter paper 11cm //bid details 2 / 133

CTN :45124161

04 Jun, 2026 75.00 Lacs

Jaisalmer - Rajasthan

Tender For corrigendum : equipment of seience lab for 25 govt. schools - interior artwork (3 walls + ceiling) , wallpaper-1 wall, , phases of moon (manual), , newton's colour dise, , day and night (manual), , solar lunar eclipse (manual), , ray optic kit, , solar energy kit, , structure of atom, , weight on other planets, , nervous system, , zodiac constellation (3x3 feet), , we are made of stars (5x3 feet), , planisphere (3x3 feet), , space fun facts posters, , indian astronauts biopic posters (3x2 feet), , 3d charts of descriptions of physics, , 3d chart of description of geography, , star laser pointer pen +2 duracell balleries, , 6 inch dobsonian telescope, , solarfilter, magnifying glass, , concave lens, , convex lens, , concave mirror, , convex mirror, , prism, , model of rock set, , model of mineral set, , model of metal set, , model of heart, , model of eye, , model of ear, , model of kidney, , ph paper, , litmus paper-blue, , evaporation experiment. 1 retort stand, i spirit lamp,1 china dish, 1 wire gauge double, itripod stand, , filtration experiment-1 retort stand, i retort ring, 1 furmel, 1 beaker 500ml, 1 filter paper (100 pieces), , atomic balls, , model of brain, , skeleton, , litmus paper-red, , vemier caliper, , screw gauge, , newton ist law, , newton 2nd law, , newton 3rd law, , virtual reality box, , augmented reality (ar) board, , science and math's kit tender microscope , microscope prepared slides, , microscope plain slides, , maxwell wheel, , human torso (magnetic), , brachistochrone curve, , digestive system chart, , primary colours of light, , tuning fork, , separation of substances chart, , test tube, , test tube stand, , animal cell, , plant cell, , magnetic sot, , chemistry kit, , biology kit, , dissection box, , spirit lamp solution, , tds meter, , extra-3 1st law strip, 3 curve balls, 3 bulb far ray optie, , wooden racks on 3 walls

CTN :45238290

28 May, 2026 NA

Durg - Chhattisgarh

Tender For supply of fire extinguisher, exhaust fan, first aid box, hot plate, compound microscope, test tube (box of 100)15x125, boiling tube, beaker: borosil 100 ml, beaker: borosil 500 ml, flask conical: borosil 100 ml, tripod stand 6'x4', wire gauge, filter paper 12.5 cm, funnel small borosil glass, funnel plastic small, funnel big soda glass, funnel plastic big, spatula: 6" long s.steel, flask round bottom: borosil 100 m, thermometer, glass rod, dropper 6", dropper 4", deflecting spoon, plane mirror, stand for plain mirror, test tube holder: brass, scissor-good quality 4", chart for display, scientist's portraits, concave mirror, concave lens, separating funnel: borosil 250 ml, china dish: routine 3", petri dish 3", needles staining, thermometer, spring balance (250 gm), humb pin, bunsen burner: export quality (brass), gas pipe for burner, nozele for burner (with clamp), prism, gas jar: size 6"*2", tongs (s.steel) 6", convex mirror, convex lens, hand wash liquid, hand sanitize, iodine solution 500ml, copper sulphate, sodium hydroxide pallets, match box (ship), plain slides, cover slip box, ethano, litmus paper blue, litmus paper red, sodium chloride, hydrochloric acid, hydrochloric acid (dil.) n/10, methyle orange solution, phenolpthliene solution 125 ml, lime water, magnesium ribbon, sulphur powder, zinc granuels, insectivorous plant specimen 9, hydrilla plant-museum specime, teeth model (diff.teeth), model of a simple pendulam, life cycle of silk moth, root nodules specimen, bacteria slide, (bacilli,cocci, spirilla), ameoba slid, amfora binary fission/slide

CTN :45239427

08 Jun, 2026 NA

Delhi - Delhi

Tender For providing of design installation and maintenance of educational lab/centre - science lab; as per bid document; buyer - fire extinguisher, exhaust fan, first aid box, hot plate, compound microscope, test tube (box of 100)15x125, boiling tube, beaker: borosil 100 ml, beaker: borosil 500 ml., flask conical: borosil 100 ml, tripod stand 6x4, wire gauge, filter paper 12.5 cm, funnel small borosil glass, funnel plastic small, funnel big soda glass, funnel plastic big, spatula: 6" long s.steel, flask round bottom: borosil 100 m, thermometer, glass rod, dropper 6, dropper 4”, deflecting spoon, plane mirror, stand for plain mirror, test tube holder: brass, scissor-good quality 4", chart for display, scientist's portraits, concave mirror, concave lens, separating funnel borosil 250 ml, china dish: routine 3", petri dish 3", needles staining, thermometer, spring balance (250 gm), u-shaped magnet 2", specimens, permanent slide on different top, pin hole camera, kaleidoscope metal, magnetic compass 2", bar magnet "aln 100" 2

CTN :45002565

15 May, 2026 NA

Delhi - Delhi

Tender For bid to ras tender for supply of ds 852 , electronic weighing machine-15kg , 3160-92-41-260 , towing bar , wet/nk10 , ear defender - 04 , 6c-152 , lens magnifying , facom 33-16x17 , double ended open jaw spanner 16x17mm , 2328 , boxes type 1 , facom 72-31 , double hex elbow spanner 31mm , 1250558 , battery drawer tester , 3160-94-00-200-1 , tool kit flt control adjustment

CTN :45092628

15 May, 2026 NA

Delhi - Delhi

Tender For supply and delivery of school requisites 2026 secondary (physics) - , beaker borosilicate glass", flask conical, flask round bottom, funnel glass with stem, glass boiling tube, measuring cylinder, measuring cylinder, measuring cylinder, measuring cylinder, test tube, capillary tube glass, measuring cylinder, mirror plane, bare nichrome wire, alcohol, aluminium foil (m), bare constantan wire, bare copper wire, bulb, cardboard sheet, cell, connecting wires, cotton thread, cotton wool, "enamelled copper wire", eye wash bottle (unit), filter paper, fire extinguisher, first aid kit box, fire extinguisher, fuse cartridge type in transparent glass body, fuse cartridge type in transparent glass body, insulating tape, iron filing, matches, paper clips, plasticine, sellotape (unit), soldering wire, string (ficelle), thumb tack, blue tack, paper cup, paper straw, "blade for wood and metal", cutter with non flexible metal blade, engineer vice, hacksaw, hammer, hammer, pliers, screw driver set, soldering kit, "wire stripper automatic with incorporated wire cutter", ammeter, ammeter, balance electronic, banana plug, banana plug, block perspex, block perspex, boss head, bulb holder, bulb holder, bulb holder, capacitor, capacitor, capacitor, cathode ray oscilloscope, cell holder, clamp, clip bulldog, clip crocodile stainless steel, cork borer, cork rubber, difraction grating for spectrometer, difraction grating for spectrometer, difraction grating for spectrometer, diode - led, diode - led, diode -junction type, displacement vessel, electric bell in glass bell jar, electric kettle (unit), electromagnet, electromagnetic kit, electrostatic kit, fire blanket, funnel plastic, g by free fall apparatus, g clamp, galvanometer, galvanometer, galvanometer, gas jar tall, glazed cabinet for locker keys, haig wave machine, half metre rule, hall probe, helmholtz coils, "insulated socket - black", insulated socket - red, jockey, jug, lamp box wooden, lens converging, lens converging, lens converging, lens diverging, lens holder, leslie's cube, light dependant resistor ldr with connecting leads, light gate + timer, lighter, liquid level apparatus, loudspeaker, magnet bar, magnet horse shoe, magnet horse shoe, magnet magnadur, magnetic needle, magnifying glass, mains extension lead, "masses slotted with hanger", "masses slotted with hanger", "masses slotted with hanger", "masses slotted with hanger", "mercury spectral lamp/ gas discharge lamp for use with spectrometer(to be used with item pe330)", metal block calorimeter cylindrical, metal rod cylindrical, metre rule, micrometer screw gauge, microphone, microwave 2.8 cm wave equipment set:, microwave equipment, milliameter, multimeter, optical pin, pendulum bob, pendulum bob, pendulum bob, ping pong ball, plane mirror, plotting compass, polaroid strip (pair), power supply, prism perspex, prism perspex, ray optics box, "resistance coil standard unit", "resistance coil standard unit", "resistance coil standard unit", "resistance coil standard unit", retort stand, rheostat, ripple tank, rubber bung, rubber bung, rubber bung, rubber tubing, ruler plastic, scale pan aluminium, scissors, signal generator, slinky helix, smoke cell, sound wave demonstration kit, spring, spring balance (newton meter), "spring balance(newton meter)", spring balance(newton meter), spring extension, spring extension, spring extension, stop watch-digital - of good quality, stopwatch analogue, stroboscope, switch plug key type, "thermal conductivity kit", thermistor, thermistor probe, thermometer clinical, thermometer (digital), thermometer, alcohol in glass, torch electric, tray plastic, tube hollow, tunning fork, vernier callipers metal, voltmeter, voltmeter, voltmeter digital, ball and ring apparatus, bimetallic strip, board, "convection demonstration apparatus", hand stroboscope, immersion heater, "metre bridge wheatstone", motor/generator electric, "photo detector unit in casing", photocell, screen wooden, spirit level, steel ball be

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