Latest concave lens Tenders | Government concave lens Tenders

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 :39752908

10 Apr, 2025 19.58 Lacs

Shahdol - Madhya Pradesh

Tender For 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 knob), magnetic

State Government

CTN :39600827

27 Mar, 2025 NA

Mohali - Punjab

Tender For supply of general surgical instruments (spl. laproscopic/vats) - extended length laparoscopic instruments, metzenbaum scissors, serrated tc (larger blade), maryland dissecting forceps - diamond serrations, croce olmi double fenestrated atraumatic grasper, atraumatic dissecting forceps, fine tip, overholt dissecting forceps 60deg, fine tip, overholt dissecting forceps 90deg, blunt tip, atraumatic wave grasper - single action, atraumatic wave grasper - double action, glassman clamping forceps (60mm jaw ), dorsey bowel grasping forceps fenestrated, grasping forceps 2x4 teeth, grasping forceps 2x4 teeth, grasping forceps teeth fine, claw grasper 2x3 teeth, babcock forceps double action, duval atraumatic forceps, lymph node fixation / grasping forceps, biopsy forceps fenestrated, biopsy forceps large cup / spoon, l hook suction electrode with valve with cord, spatula suction electrode with valve with cord, injection cannula, anvil grasper (for anvil of circular stapler ), croce olmi fenestrated dissecting forceps pointed, suction irrigator tube, vascular laparoscopic instruments, debakey atrumatic forceps (jaw 30mm), debakey atrumatic forceps (jaw 40mm), debakey atrumatic forceps (jaw 40mm), debakey atrumatic forceps (jaw 65mm), micro dissecting scissors, potts demartell laparoscopic scissors, suction irrigation tube with trumpet valve, suction irrigation tube with trumpet valve, laparoscopic vessel bulldog debakey jaw, laparoscopic vessel bulldog debakey jaw, laparoscopicvessel bulldog debakey jaw, laparoscopicvessel bulldog debakey jaw, laparoscopic intestinal bulldog debakey jaw, articulating bulldog applicator / remover, crafoord endovascular clamp, short jaw, crafoord endovascular clamp, long jaw, needle holder, tc , straight, needle holder, tc , curved to left, needle holder, tc , curved to left, suture hook 90degree, 1mm x 4.8mm, laparoscopic retractor set, nathanson retractor small 59mm, nathanson retractor medium 69mm, nathanson retractor large 105 mm, mechanical holding system (socket + articulating l arm + clamping jaw for nathanson + square headed telescopes), fan retractor, cuschieri rectractor 14cm sq, cuschieri rectractor 21 cm sq, telescopes and trocars sets, hopkins telescope 30degree, hopkins telescope 0degree, parallel eyepiece with inbuilt 7.5mm working channel and smoke evacuator connection, hopkins telescope 30degree, 5mm cannula with sharp triangular trocar and gas stopcock, 5mm cannula with sharp triangular trocar and gas stopcock, 10mm cannula with sharp triangular trocar and gas stopcock, 10mm cannula with sharp triangular trocar and gas stopcock, hasson s retractor (set of 2), 15mm cannula with sharp triangular trocar and gas stopcock, 22mm cannula with sharp triangular trocar and gas stopcock, 13.5mm cannula with sharp triangular trocar and gas stopcock, reducers for trocars, reducers for trocars, reducers for trocars double, reducers for trocars, reducers for trocars, reducers for trocars, port closure instrument, exploratory /palpation probe with scaling, uniportal vats instrument set, gening j sph snake dissector - curved dissector jaws without ratchet, gening j sph snake dissector - curved dissector jaws with ratchet, gonzalez-rivas dissectors, mixter-style 1 x 2 debakey jaws , without ratchet, gonzalez-rivas dissectors, mixter-style 1 x 2 debakey jaws, fine tips , with ratchet, dennis dissector, curved left jaws serrated jaws with ratchet, d`amico mediastinoscopy forceps 7mm cupped jaws with ratchet,, rocco nodule clamps , curved left ring jaws 4.5cm inner diameter, gonzalez-rivas lung grasping clamp, curved left 20 mm oval ring jaws with ratchet, duval lung grasping clamp, curved left jaws 2.5 cm width triangular ring jaws, with ratchet, node grasping clamp, curved jaws 11 mm oblong ring jaws , with ratchet, debakey cooley clamps without ratchet, d`amico debakey clamps curved 1 x 2 tapered debakey jaws, 11cm jaw length, with ratchet, gonzalez-rivas forceps, 2.5 mm width curved debakey jaws without

Central Government/Public Sector

CTN :39619045

28 Apr, 2025 NA

Jalna - Maharashtra

Tender For supply of operating microscope cover opmi drapes sterile 132x391 cm,52x154 in with lens hol der and 3 eyepiece ports ]

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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