Latest concave lens Tenders | Government concave lens Tenders

Central Government/Public Sector

CTN :39777728

11 Apr, 2025 NA

Purulia - West Bengal

Tender For supply and distribution of free spectacles to beneficiaries under ses and presbyopia under npcb and vi programme at different health units under cmoh purulia.

State Government

CTN :39595036

05 Apr, 2025 1.20 Crore

Panchkula - Haryana

Tender For corrigendum : supply of science lab equipments - glass slab, glass prism, magnetic compass, bar magnet, drawing boards, spring balance, stop clock with start, stop & fly back, action, resistance box plug, type, optical bench,, constantan wire, mirror strip with, holder, meter rod, resistance coil, voltmeter, galvanometer, laclanchee cell, ammeter, battery eliminator, connecting wire, convex lens, convex lens, concave lens, concave lens, concave lens, concave mirror, concave mirror, concave mirror, convex mirror, convex mirror, convex mirror, magnifying glass, magnetic needle 3, with stand, zinc rod, zinc plate, copper plate, ohm's law, apparatus, one way key, two way key, thermo meter (c), ebonite rod, ring and ball, apparatus, rheostat, pulley plastic, horseshoe magnet, metallic bob with, hook, water proof wall, hangings charts, daniel cell (copper, vessel), digital balance, capacity 500gm, mass box in 1-2-2-, series up to 100, gms., non soldering, circuit board, clamp stand, plumb line, charts showing, human physiology, student microscope, with light source, dissecting, microscope, microscopic glass, slide, petri dishes, petri dish, cover slips, forceps, dissecting needle, spirit lamps, test tubes with test, tube stand, test tube draining, tray, test tube draining, tray, student utility set, beakers, beakers, test tube holder, blotting paper, watch glass, measuring cylinder, dropper glass, funnel, butter paper, filter paper no. 1, glass rod, tripod stand, slide box, bacteria bacillus, algae oscillatoria, algae spirogyra, fungi rhizopus, fungi yeast, l.s. funaria, amoeba, parenchyma tissue, collenchyma tissue, sclerenchyma tissue, epithelial tissue, muscular tissue, striated, muscular tissue non, striated, muscular tissue, cardiac, nerve fiber, mitosis, meiosis, t.s.dicot stem and, monocot stem, t.s.dicot root and, monocot root, fungi, human skelton, burette, blow pipe, beehive shelf, bottle brush, chart colour ph, ph paper, china dish, capillary tube, rubber cork, cork-borer, pipette serological, graduated, measuring cylinder, pestle & motor, wash bottle, reagent bottle, narrow mouth, iron stand made, sheet metal, sand paper, spirit lamps s., spatula stainless, steel, test tube brush, magnesium ribbon, zinc metal graules, iron metal turnings, magnetic kit, sphere set, digital voltmeter, digital ammeter, triangular file, trough, thermometer, chemical alcohol, thistle funnel, wire gauge, watch glass, ordinary glass, wicks for burner, elements card set, model of diamond, structure, model of graphite, structure, water condenser, porous pot, rubber cork, rubber cork, rubber cork, stirrer, storage box, instruments tray, instruments tray

State Government

CTN :39595042

05 Apr, 2025 88.50 Lacs

Panchkula - Haryana

Tender For corrigendum : supply of physics lab equipment - vernier calipers , screw gauge , spherometer , laboratory stand , measuring cylinder , pulley (s type) , inclined plane , steel roller , bob with hook , 50g slotted , weight hook with , set of tuning forks , stopwatch , capillary tube , aluminium roller , hook 's law apparatus , spring balance 250g , physical weight box , wooden wedge, 500 g slotted weight hook with , rubber pad , lab broom , shelf , plastic beaker , funnel , laboratory thermometer , copper calorimeter with stirrer , resonance apparatus , tripod stand , spirit lamp , rubber cork , mirror strip with plastic holder , bimetallic strip , pinch clip , sonometer , battery eliminator , carbon resistors (1/2w), double concave lens , double convex lens , concave mirror , convex mirr?? , connecting wires , daniel cell , drawing board , led , pn junction diode , ic , transistor , meter scale , galvanometer , optical bench , u"shaped magnet , bar magnet , jockey , ldr with box , leclanche cell , manganin wire , multimeter , glass slab , pins , plug key , plug key , plumb line (small size) , potentiometer, voltage generator ac/dc operated belt , resistance box , rheostat , wire gauze , capacitor , prism , voltage generator (gear operated) , motor , electromagnet with variable power supply , sand paper , resistance coil , variable power supply , zener diode , bread board, plug in circuit set, circuit board, banana connecting wire plug , crocodile clips , meter bridge , volt meter with stand , millivolt meter with stand , ammeter with stand , milliammeter , electrical electronics & learning s set with working manual, soldering kit , graphs paper , led torch , magnetic compass , ohms law apparatus , pn junction diode characteristics apparatus , zener diode characteristics apparatus , ping pong ball , newton 's law of cooling apparatus , g clamp 3" , candle , block & tackle , apparatus , electronic balance , soldering mat , screw driver , instruments/c omponent tray , instruments/c omponent tray , component storage unit , electronic components , micrometer , verniercalliper s , multimeter , resistance colour coding , daniel cell , laclanche cell, bulb , ring magnet , disc magnet , plastic scale , crocodile clips , cell two cell , holder , pencil jockey , ebonite rod , conductivity set , setting pins , lens/mirror stand , spring set , styrofoam balls , pop it beads , def spoon with lid

CTN :39739754

02 Apr, 2025 NA

Pune - Maharashtra

Tender For supply of optics and opto mechanical components and equipments - 50:50 non-polarizing beamsplitter cube, 700 - 1100 nm, 1 or 25 mm specifications: cube side length - 25 mm or 1 clear aperture > 20mm wavelength range - 700 - 1100 nm ar coating (all four surfaces) with ravg 0.5% in the wavelength rangesubstrate material - n-bk7 beam deviation - 5 arcmin or lesssurface quality - 40-20 scratch-dig absolute t and r are within 47 10 %, kinematic prism mount for 1 or 25 mm cube beamsplitterspecifications:black anodized aluminum kinematic for vertical or horizontal mounting with two adjustersmounting platform plate with m4 tapped holesadjusters provide fine tip and tilt controlaround 100 tpi adjusters for 4 tip/tiltm4 through holes or taps in the back plate of mounts for post-mounting(it should be compatible with the item number 1), 1" or 25 mm broadband dielectric mirror, 750 - 1100 nm specifications:reflectance average > 99% or better for 750-1100 nmmaterial - fused silicasurface flatness - /10 surface quality - 10-5 scratch-dig or betterback surface - fine groundclear aperture - 85% or more of dimensionthickness - around 6 mm, 1" or 25 mm mirror mount with monolithic flexure arm, 3 adjusters, monolithic optic retentionspecification:tip, tilt, and z-axis adjustment with 100 tpimaterial heat-treated stainless steelcleanroom and vacuum-compatibleadjustment per revolution 7.7mrad/rev or lessfront plate translation 6mm or moreangular range 4 (it should be compatible with the item number 6), quadrant photodetector head, 1000 - 1700 nm, area 3.0 mm specifications:detector type - ingaaswavelength range - 1000 - 1700 nmdetector bandwidth > 100 khzactive area size - around 3.0 mmpeak responsitivity - 1 a/w or better within the operating wavelength rangetransimpedence gain - 10000 v/a or betteroutput - x, y, and sum analog signals through cable(s), ingaas switchable gain amplified detector, 800 - 1700 nm, area > 3 mm specifications:detector type - ingaaswavelength range - 800 - 1700 nmbandwidth - 10 mhz or largeractive area size - 3 mm2 or largergain adjustment and step - 10 db steps (8 to 10 position rotary)output - bnc (dc coupled), 0-5 or 0-10 v rangeoutput impedance - 50 ohmpeak response - 1 a/w or better within the operating wavelength range, 25.0 mm n-bk7 plano-convex lens, f=50 mmspecifications:focal length tolerance - 1%diameter - 25.0 mmroc - 25.8 1 mmmaterial - n-bk7ar coated for the 1050-1700 nm wavelength rangereflectance over coating range - 0.5 % or lesssurface quality - 40-20 scratch-digsurface irregularity - /4, 25.0 mm n-bk7 plano-concave lens, f=-50 mmspecifications:focal length tolerance - 1%diameter - 25.0 mmroc - 25.8 1 mmmaterial - n-bk7ar coated for the 1050-1700 nm wavelength rangereflectance over coating range - 0.5 % or lesssurface quality - 40-20 scratch-digsurface irregularity - /4

CTN :39750564

03 Apr, 2025 NA

Shimla - Himachal Pradesh

Tender For mission drishti eye screening of class 6th to 12th standard student in hp government school and supply of spectacles to children having refractive error

State Government

CTN :39709445

28 Mar, 2025 NA

Reasi - Jammu And Kashmir

Tender For supply of medicines and medical equipments - all types of medicines is being prescribed by the doctors time to time, thermometer (digital branded), weighing machine branded, hot water bottle branded, disposible syringe 2ml, disposible syringe5ml, disposible syringe 10ml, surgical gloves, stethoscope branded, hand sanitizer (500 ml), b.p apparatus branded, gluco meter branded, ent set branded, spectacles (different numbers)

Central Government/Public Sector

CTN :39555427

25 Mar, 2025 NA

Udhampur - Jammu And Kashmir

Tender For supply of science and geography lab equipments - beaker (500 ml) , conical flask (250ml) , bleaching powder , hydrogen peroxide , ph paper , ferrous sulphate , phenolphthalein indicator , potassium nitrate , capillary tube , digital weighing machine , centrifugation apparatus , distilled water making apparatus , chromatography paper , thiourea , measuring flask (250 ml) , potassium iodide , ethanol , methanol , potassium permangnate , lead nitrate , ferric ferro cyanide , dimethyl glyoxime , pipette (20 ml) , ammonium sulphide , bottle opener , centrifugation tube , paper slip for chemical name, digital microscope , gel electrophoresis machine , micropipettes (10microlitre) , eppendorf tubes , acrylamide gel , calcium nitrate , conical flasks 250 ml , wash bottles , petridish , blotting paper , chromatographic paper , spirit lamp , test tube stand , ethanol , wire guage , ether acetone solvent , acetone , capillary tube , mortar and pestle , measuring cylinder(50ml) , measuring cylinder(100ml) , potassium hydroxide pellets , mini test tubes , u-shaped bend glass tube , cavity slides , lime water , microscope lens cleaner , charts dna replication, transcription, translation, cymose and racemose inflorescence , models-symbiotic association in root nodules of leguminous plants, cuscuta on host , glass rod , permanent slides-monocot, dicot leaf, labeo rohita, catla(fish), v.s of blastula, malarial parasite(plasmodium) , human brain model(4d) , beaker 100ml , funnel, vernier calliper , manual , vernier calliper digital , screw gauge manual , screw gauge digital , meter scale , half meter scale , pn junction apparatus , connecting wires , travelling microscope , gravestand apparatus , laser light , hooks law apparatus , projectile launcher , slinky , electric tool kit , compass , rheostat , ohms law apparatus, number planet ml 112 , geo geometric stick ml 123 , vertex wonder ml 124 , trigonometry board ml 216 , cylinder cut in 8 parts wooden ml 227 , playing cards ml 234 , dice superior set of 6 ml 235 , arithmetic progression ml 304 , probability kit ml 303 , fraction, decimals & percentage chart um 101 , sextant models mks , , conic section with standard equations ml 301 , set theory by venn diagram ml 302, metal slinky , optical stand , concave lens/mirror , concave lens/mirror , plane mirror , laser lights , glass prism 50x50mm , 9v battery , separating funnel500ml borosil , lab thermometer , testtube rack , testube holders , droppers , lodine solution , copper sulphate , sodium hydroxide , pallets , ethanol , lime water , gycerine , potassium nitrate , hydrogen peroxide 6% , conical flask (1000ml) , spatula , whatman filter paper , copper wire , tripod stand 10"

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