Latest concave lens Tenders | Government concave lens Tenders

Central Government/Public Sector

CTN :41865686

07 Oct, 2025 NA

Multi City - Multi State

Tender For supply of beaker 250ml borosil,beaker 500ml borosil,measuring cylinder 250ml,measuring cylinder 500ml,reagent bottle 250ml,regent bottle 500ml,test tube box of 100 borosil,round bottom flask 250ml,round bottom flask 500ml,volumetric flasks 250ml,volumetric flasks 500ml,funnel 3inch,glass droper,glass strirrer,red litmus papper box 100lvs 10,blue litmus papper box 100lvs 10,ph paper 100lvs 10,burette 50ml,pipette 20ml,petri dish,china dish,beaker 250ml,beaker 500ml,cover slip box,empty slip box,reagent bottle 250ml,reagent bottle 500ml,test tube box of 100,round bottom flask 250ml,round bottom flask 500ml,volumetric flask 250ml,volumetric flask 500ml,funnel 3inch,cavity slide box,dicot root cut section material,monocot root cut section material,dicot stem cut section material,monocot stem cut section material,dicot leaf cut section material,monocot leaf cut section material,petri dish,china dish,concave mirror,convex mirror,concave lens,convex lens,glass slab,glass prism,magnifying glass with let,nichrome wire,constant

Central Government/Public Sector

CTN :41787001

20 Sep, 2025 NA

Ernakulam - Kerala

Tender For supply of spare parts of optical emission spectrometer d d--electrode tungsten_d6point15x56_double 90degree , ceramic disk_al2o3_od_18mm_id_6mm , small water absorb cartridge_h2o free , brush steel wire_l_100mm_d_5mm , shutter spark stand_complete , shutter fiber optic cable on spark , window infrasil_d_11mm_t_3mm , lens biconvex suprasil_d_11mm_f_10mm , window quartz glass_d_13mm_t1point75mm , filter high voltage protector_surge , power supply_sp_320_24_88_264vac , controller data aqusition ccd_pm , amplifier ccd 2mhz , switch arrow , cable set uv_optics greaterthan or equal to_lmxxx5 , cable set air optic part with heating , cooling fan assembly_76x76x30_with , fan assembly 119x119x25mm_24vdc , fan axial 24v_7l_s 60 x 60 x 15

CTN :41508263

17 Sep, 2025 NA

Shahdol - Madhya Pradesh

Tender For corrigendum : supply of physics lab equipment - procurement of physics lab equipment, millikans oil drop 1. gap between parallel plates : 5 mm 2. voltage supply between the plates: 140 800v dc continuously variable o regulation : 0.1% o stability : 1 digit 3. voltmeter : 3 digit led 4. illumination between the plates : led 5. microscope : magnification 30x 6. time meter : 0 999.9 sec 7. monitor: 420 tvl, lcd monitor 8. input power supply : 220v ac/50 hz 9. density of the oil used: 929 kg/m, fresnel bi-prism1. optical bench, 1000mm- 1 2. riders, lateral adjustment -2 3. riders, plain- 2 4. sodium lamp, 20w, 110v 1 5. adjustable slit -1 6. biprism carrier, adjustable 1 7. lens carrier, plain 1 8. eyepiece carrier, adjustable 1 9. micrometer eyepiece 1 10. ground glass screen- 1 11. eyepiece adapter ring -1 12. height fixing collar -3 13. biprism 1 14. lens, f = +150mm 1, cascade control trainer1.power supply: 220v ac / 50 hz or as per regional requirements 2.temperature range: ambient to 100 c or higher.3.flow rate range: 0 10 l/min (or adjustable based on application). 4.pressure range: 0 2 bar (or customizable).signal types: input: 4 20 ma, 0 5 v, 0 10 v (selectable). output: 4 20 ma, 0 5 v, 0 10 v (compatible with actuators).accuracy: 0.1% of full scale. response time: 100 ms. pid parameters: adjustable proportional, integral, and derivative gains., celeastron nexstar evolutionoptical deisgn: aplanatic schmidt-cassegrain aperture: 235 mm focal length: 2350 mm focal ratio: 10 focal length of eyepiece: 26 mm included barlow lens: omni 2x magnification of eyepiece: 90xmagnification of eyepiece with barlow: 180x finderscope: starpointer pro star diagonal: 2 mount type: single fork arm altazimuth tripod: stainless steel power requirements: internal battery included highest useful magnification: 555x lowest useful magnification: 34x limiting stellar magnitude: 14.4resolution (rayleigh): 0.59 arc seconds resolution (dawes): 0.49 arc secons light gathering power (compared to human eye): 1127xoptical coatings: starbright xlt secondary mirror obstruction: 3.35 in (85 mm) secondary mirror obstruction by diameter: 36%secondary mirror obstruction by area: 13%optical tube length: 22 intotal telescope kit weight: 21.14 kgmax slew speed: 4 degrees per secondtracking rates: sidereal, solar and lunaralignment procedures: skyalign, 3-star align, solar system aligncommunication ports: 1 hand control and 3 aux ports for optional accessoriesapp database: over 120,000 including 220 of the best deep sky and solar system objectsusb charge port: yes, spin coating unitprograms10 programs with up to50 steps each15 programs with up to50 steps eachspeed stability 2% 0.25%speed 120 rpm to 6,000 rpm 500 rpm to 10,000 rpmspin time 1 s- 1,000 s 1 s to 3,600 spower supply 24 vdc / 2ainterlock software/hardware interlockcase dimensionswidth: 170 mmheight: 140 mmdepth: 225 mmmaterialscentral pp unit andchuck, steel case, petdisplay and keypad, andtempered glass lidcentral ptfe unit andchuck, steel case, petdisplay and keypad, andtempered glass lidfuses 1 a slow blowweight 3 kg 3.7 kg, 3d printerpanel size 15 build size 33 x 18.5 x 40cm (lwh)build plate perforatedpanel resolution 8k resolutionaverage printing speed 70mm/hrxy resolution 43micronz-resolution from 10 micronoperation 5 touch panelconnectivity usb/ethernetslicer software chitubox v1.8.1printer size l40 x w47 x h68cmprinting volume l33 x w18.5 x h40cmprinter weight 35kghousing full metal, ellipso meter (holmarc)measurement range, 1 nm ~ 300 nm ; incident angle, 30 ~ 90 , error 0.1 ; dpss laser, 532 nm, 5 mw ; si photodiode, 5.8 x 5.8 mm active area ; polarizer, 0 ~ 360 ., michelson interferrometerbase dimension: 290x212x168mm (lxwxh)distance (m2 & bs): 100mmbeam splitter: 50 x 38 x7mm (lxwxt)compensating plate: 50 x 38 x 7mm (lxwxt)mirrors m1 and m2: 30 mm dia, thickness 10mmr:t: 50 : 50flatness of beam splitter: /8least count: 0.01mm (coarse adjustment knob)least count: 0.0001mm (fine adjustment k

CTN :41743443

29 Sep, 2025 NA

Pune - Maharashtra

Tender For supply of optics and optomechanics components required for pat fine tracking d d - aspheric lenses diameter 100mm , aspheric lenses diameter 50mm , clamps , dovetail rail carrier , gimbal optical mount 1 in , gimbal optical mount 2 in , hex adjustment knob , kinematic vertical drive mount , lens kinematic mount optical diameter 100 to 101 point 6 mm , lens kinematic mount optical diameter 50 to 50 point 8 mm , long dovetail perpendicular to rail , mirror mount vertical drive low wavefront distortion , optical breadboards , optical post of 20 mm length , optical post of 30 mm length , optical post of 40 mm length , optical post of 50 mm length , optical rail , post holders of 20 mm length , post holders of 30 mm length , post holders of 40 mm length , post holders of 50 mm length , rail carrier, 0 point 60 inch into 1 inch , rail carrier, 1 inch into 1 inch , rail carrier positioner for dovetail rails , swivel base adapter

Central Government/Public Sector

CTN :41750049

20 Sep, 2025 NA

Mumbai - Maharashtra

Tender For narrowband adjustable optical isolator and other items - io-5-850-vlp; narrowband adjustable optical isolator; wavelength 850nm; d=4.7mm; vlp, io-5-780-vlp; narrowband adjustable optical isolator; wavelength 780nm; d=4.7mm; vlp;commodity code: 9013.80.9100, io-5-670-hp; narrowband adjustable optical isolator;wavelength 670nm; d=4.7mm; hp;commodity code: 9013.80.9100, io-3d-405-pbs; narrowband adjustable optical isolator; wavelength 405nm;d=2.7mm; ca, pbs; aperture: 2.7mm, transmittance: >80%, isolation: >30db commodity code: 9013.80.9100, i405m5; free-space optical isolator; wavelength 405 nm,d=4.5 mm max beam, 3 w max,commodity code: 9013.80.9100, lp126mu/m; kiralux cmos camera, 12.3 mp, monochrome, low profile, metriccommodity code: 8525.89.4000, cs165mu1/m; zelux cmos scientific 1.6mp monochrome camera, usb3.0, i/o, metriccommodity code: 8525.89.4000, sm1a10z; adapter sm1 ext to c-mount int, 9.1mm thickcommodity code: 9033.00.9000, mvl4wa; 3.5mm efl, f/1.4, 1/2" format machine vision lens commodity code: 9002.11.9000, dsc1; compact digital servo controller,100 khz bandwidthcommodity code: 9032.89.4000, ds5; power supply 5v 2a with usb port commodity code: 8504.40.9510, dsa-adapter-eu - value for customs purposes only $1 or euro1commodity code: 8536.90.8585, dx12cf; 12ghz detector module, 700-870nm, sm, fc/pccommodity code: 9027.50.4060, det08c/m; 5 ghz ingaas detector, 800-1800nm, 80um, metriccommodity code: 9027.50.4060, det025a/m; 2 ghz si detector, 400-1100nm, 250um, metriccommodity code: 9027.50.4060, cfc11a-a; adjustable fc/apc collimator, f = 11.0 mm, arc: 350-700 nmcommodity code: 9013.80.9100, cfc11a-b; adjustable fc/apc collimator, f = 11.0 mm, arc: 650-1050 nmcommodity code: 9013.80.9100, f220apc-532; fiber collimation package, l=532 nm, f=10.90mm, fc/apccommodity code: 9013.80.9100, f220apc-850; fiber collimation package, l=850nm, f=11.12mm, fc/apccommodity code: 9013.80.9100, f280apc-850; fiber collimation package, l=850nm, f=18.45mm, fc/apc, commodity code: 9013.80.9100, f220apc-780; fiber collimation package, l=780 nm, f=11.07 mm, fc/apc,commodity code: 9013.80.9100, f280apc-780; fiber collimation package, l=780nm, f=18.40mm, fc/apc,commodity code: 9013.80.9100, f810apc-850; fiber collimation package, l=850nm, f = 36.20 mm, fc/apc,commodity code: 9013.80.9100, f810apc-780; fiber collimation package, l=780nm, f =36.01 mm, fc/apc, mmodity code: 9013.80.9100, f810apc-543; fiber collimation package, l=543nm, f =34.74 mm, fc/apc, commodity code: 9013.80.9100, p3-375pm-fc-2; pm patch cable, panda, 375 nm, fc/apc, 2 m,commodity code: 8544.70.0000, p3-405bpm-fc-2; pm patch cable, fc/apc, 400-680nm, ft030-blue, 2m, d125um, 0.12, panda,commodity code: 8544.70.0000, p3-488pm-fc-5; pm patch cable, fc/apc, 460-700nm, ft030-blue, 5m, d125um, 0.12, pandacommodity code: 8544.70.0000, p3-780pm-fc-2; pm patch cable, fc/apc, 770-1100nm, ft030-blue, 2m, d125um, 0.12, pandacommodity code: 8544.70.0000, la1509-c; d=25.4 f=100.0 n-bk7 c coated plano convex lens,commodity code: 9001.90.4000, la1708-c; d=25.4 f=200.0 n-bk7 c coated plano convex lenscommodity code: 9001.90.4000, la1461-c; d=25.4 f=250.0 n-bk7 c coated plano convex lenscommodity code: 9001.90.4000, la1172-c; d=25.4 f=400.0 n-bk7 c coated plano convex lens,commodity code: 9001.90.4000, la1908-c; d=25.4 f=500.0 n-bk7 c coated plano convex lens,commodity code: 9001.90.4000, lc1054-c; d=12.7 f=-25.0 n-bk7 c coated plano concave lens,commodity code: 9001.90.4000, lc1715-c; d=25.4 f=-50.0 n-bk7 c coated plano concave lens,commodity code: 9001.90.4000, pbs25-1064; 25.4mm pbs cube, 1064nmcommodity code: 9001.90.5000, bs014; 25.4mm np 50:50 beamsplitter cube 700-1100nmcommodity code: 9001.90.5000, lmr1/m-p5; metric lens mounting ring for 1" dia optic, 5 packcommodity code: 9033.00.9000, lmr05/m-p5; metric lens mounting ring for 0.5" dia optic, 5 packcommodity code: 9033.00.9000, ra90-p5; right angle post clamp, 5 packcommodity code: 9031.90.9160, ida25/m-p5; d=25mm metric iris h

Central Government/Public Sector

CTN :41707168

25 Sep, 2025 NA

Kamrup - Assam

Tender For supply of microphone with receiver , light with reflector , bowens mount optical snoot kit , led video lights , lens 01 , lens 02 , projector 01 , cinema camera with bag , camera with bag , lens 03 , speaker system , projector 02 , usb audio interface , handy recorder , industrial steam iron kit , industrial sewing machine with stand and table

CTN :41669721

23 Sep, 2025 NA

Nainital - Uttarakhand

Tender For supply of cmos camera optics and optomechanical items d d - cmos camera , pellicle beam splitter , integrating shpere , aspheric lens , plane mirror , auto collimator with standard acessories , power meter , pencil calibration lamp-argon witn comaptible power supply , pencil calibration lamp- neon , pencil calibration lamp-mercury argon , leds , axicon , compact laser modules with usb connector and compatible mounting module , fiber patch cord , rg665- color glass filter , coherent optical fiber taper , linear stage xyz , half inch diamter pedestal post holders and compatible posts

CTN :41669748

17 Sep, 2025 NA

Mau - Uttar Pradesh

Tender For supply of ammeters different range , battery eliminator , daniell cell , drawing board , friction apparatus , galvanometer , parallelogram apparatus , key one way , jockeypencil type , two-way key , laclanche cell , meter bridge , multimeter digital , magnetic compass , prism indian glass , plier , cutter , screwdriver , scissor , resistance box different rang , dry cell , dry cell charger , rheostat , resistance coil , spherometer , screwgauge , wooden scale , stopwatch , sprit level , thermometer , vernier calliper , voltmeter different range , beakers , concave mirror , convex mirror , convex lens , concave lens , glass slabs , pendulum bob , insulated copper wire , soldering iron , spring balance , u shaped magnet , proof plane , soldering rods , p n junction diode setup , young modulus , spirit level , potentiometer , gold leaf electroscope , zener diode set up , pnp npn transtior setup , treveling microscope , ammonium chloride , copper sulphate , drawing pins packet , thread rolls , resistance wire , beaker , conical flask , digital balance , dropping bottle , forceps , funnel , glass showcase , human skeleton , measuring cylinder , micro viewers , microscope compound , microscope dissecting , morter and pestle , petri dish , pipette graduated 10ml , reagent bottle , slide box , test tube holders , test tube stand , watch glass , water bath , wash bottle , white cavity tiles , pipette stand , all pins , burette , capillary tube , tripod stand big , thermometer , trough , wire gauge , burette stand , blade for section cutting , enamel tray , scissors , scalpel , staining rack , acetic acid , acetone , alcohol , aluminium sulphate , benedicts solution , brushes , ammonium solution , acetocarmine , cavity box , cavity slide , chromatography , cobalt chloride , cork , dropper , filter paper , formaldehyde , glycerine , boric acid , monocot stem each , ethanol , fehling solution , glucose , lens cleaningpaper , magnesium sulphate , plain stickers , robert solution , sodium chloride , sodium hypobromide , hydrochloric acid , iodine , methylene blue , micro cover slip , micro glass slides , millions reagent , needle , nitric acid , petroleum ether , potassium nitrate , safranin solution , soap each , starch , starch iodide paper , sucrose , test tube boiling , test tube ordinary , barium chloride , dicot stem , ph paper , permanent slide all product //bid details 2 / 127

Central Government/Public Sector

CTN :41618724

18 Sep, 2025 NA

Seraikela-Kharsawan - Jharkhand

Tender For supply of concave mirror , convex mirror , concave lens , convex lens , measuring scale , lens holder , rectangular glass lab , prism , battery boxes , copper wire , key , ammeter , voltmeter , resistance box , beaker , rheostat , vernier calliper , screw gauge , connecting wire , compass needles , half meter scale , spring balance , spirit level , clamp with stand , thin strong thread , bob , spherometer , magnifying glass , half meter scale , beam balance , 50g and 20g weight , multimeter , drawing board , inclined plane , lechlanche cell , horshoe magnet bar spherical cylindrical , stand , travelling microscope , simple pendulum , optical bench , test tube , test tube holder , platinum loop , spatula stainless steel , watch glass , magnesium metal ribbon , zinc granules , litmus paper red blue , copper turning , burette brush , bottle brush , ph paper , filter paper round , bunsen burner , burette clamp , retort stand sheet metal , tripod stand , tongs , analytical balance , china dish , mortor pestle , beaker 50 ml 100ml , reagent bottle , test tube stand , measuring cylinder 25ml 50ml , conical flask , volumetric flask 50ml 100ml , burette 25 ml , funnel , glass rod , dropper , burette stand , pipette , melting point apparatus , wire gauge , thermometer , sand paper , bore cork, rubber cork , hcl hydrochloric acid , h2so4 sulfuric acid , hno3 nitric acid , ch3cooh acetic acid , sodium chloride , ammonium hydroxide , potassium hydroxide , ammonium chloride , sodium metal , ferrous sulphate , ferric chloride , sodium nitroprusside , lead acetate , silver nitrate , sodium carbonate , sodium hydrogencarbonate , sodium bicarbonate , barium chloride , silver nitrate , sodium sulphate , distilled water , oxalic acids crystals , phenolphthalein indicator , ferric chloride , potassium thiocyanate , cobalt chloride , acetic acid , benzoic acid , ethanol , acetone , copper sulphate , barium chloride , potassium permanganate , lead nitrate , calcium hydroxide , methyl orange , baking soda , quick lime , calcium carbonate , aluminium sulphate , zinc sulphate , copper oxide , nesslers reagent , compound microscope , glass slides , cover slips , scalpel , forceps , mounted needle , brush for sample handling , watch glass , test tubes , test tube holder , test tube stand , petri dish , spirit lamp , glass rod , distilled water bottle , filter paper , conical flask , ph paper ph meter , wire gauze , water bath , weighing balance , clamp stand , syringe , burner , tracing paper , dissecting tools dissecting tray blade , chromatography chamber , capillary tubes for chromatography , methylene blue , safranin , iodine solution , glycerine , sodium bicarbonate , lime water calcium hydroxide solution , glucose , starch solution 1 percent , benedicts solution , fehlings solution a and b , biuret reagent , copper sulphate , sodium hydroxide , chlorophyll extract , hydrochloric acid hcl( hydrolic acid) not specification matching, h2so4 (sulfuric acid) not specification matching, hn03 ( nitir acid ) not specification matching, ch3cooh (actic acid) not specification matching, sodium chlodide not specification matching, ammonium hydroxide not specification matching, potassium hydroxide not specification matching, ammonium chloride not specification matching, sodium metal not specification matching, ferrous sulphate not specification matching, ferric chloride not specification matching, sodium nitroprusside not specification matching, lead acetate not //bid details 2 / 123 specification matching, silver nitrate not specification matching, sodium carbonate not specification matching, sodium hydrogencarbonate not specification matching, sodium bicarbonate not specification matching, barium chloride not specification matching, sodium chloride not specification matching, distilled water not specification matching, oxalic acids crystals not specification matching, phenolphthalien indicator not specification matching, ferric chloride not specification match

CTN :41642685

22 Sep, 2025 NA

Sikar - Rajasthan

Tender For supply of next gen lab consumable e e - dicot stem cut section , monocot stem cut section , dicot leaf cut sections , monocot leaf cut fection , ph paper pkt , glass dropper , distilled water 5l , glycerine 500ml , glass slab , concave lens , convex lens , nichrome wire 500gm , copper wire 500gm , steel wire 500gm , potassium dichromate 500gm , ammonium hydroxide 500ml , ammonium oxalate 500gm , ammonium molybdate 100gm , ammonium acetate 500gm , ammonium sulphate 500gm , ammonium carbonate 500gm , barium chloride ammonium , blue litmus paper pkt , red utmus paper pkt , copper metal turning 100gm , carbon tetrachloride 500ml , chloroform 500ml , carbon disulphide 500ml , chorine powder 500gm , lime water 500ml , filter paper pkt , hydrochloric acid n by 10 500ml , spirit lamp for lamposolv 500ml , sucrose 500gm , blotting paper pkt , starch soluble 500gm , boric acid 500gm , lens cleaning solution cleansol 500ml , coverslip pkt , cavity slide pkt , mangnese dioxide tech 500gm , neutral ferme chloride solution 125ml , starch iodide paper , sodium carbonate anhydrous 500gm , sodium nitroprusside 100gm , potassium permangnate 500gm , ferrous ammonium sulphate 500gm , oxalic acid 500gm , hand gloves box , sulphuric acid 500ml , hydrochloric acid 500ml , nitric acid 500ml , acetic acid glacial 500ml , calcium chloride 500gm , ceric ammonium nitrate 100gm , dimethyl glyoxime 100gm , hydrogen peroxide solution 500ml , di sodium hydrogen orthophosphate 500gm , iodine solution n by 10 500ml , lead acetate 500gm , lucas reagent zinc chloride anhydrous 500gm , potassium iodide 100gm , potassium chromate 500gm , potassium ferrocyanide 500gm , potassium thiocyanate 500gm , potassium nitrite 500gm ) /bid number : gem/2025/b/6625587 * /dated: 31-08-2025 & & / bid document 1 / 53

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