Latest plano convex lens Tenders | Government plano convex lens Tenders

Central Government/Public Sector

CTN :41727262

11 Sep, 2025 NA

Multi City - Multi State

Tender For : hand held thermal imager, color lcd touch display thermal imager 300000 pixel. horizontal field of view of standard lens (degree): 26-30, vertical field of view of standard lens: 20-25, horizental field of view of telephoto lens: 9-12, vertical field of view of telephoto lens: 7-12, ifov of standard lens (mrad): 2.1, ifov of telephoto lens (mrad): 0.7, temperature range of objects (degree celsius): -20 to 650, temperature measuring accuracy of reading (or better): 2% oc, minimum focus distance: 10 centimeter, image capture frequency/ frame rate (hz): n = 9, image detector type: uncooled focal plane array (fpa)vox/asi/bst/silicon, thermal sensitivity (netd): 0.05 degree celsius, user selectable emissivity setting/correction: between 0.01 and 1, infrared spectral band (micrometer): 7.5-14micrometer, image palettes: 11, display type: color lcd touch display, display size: 3.5 inch, image capture, review and save mechanism: one handed image capture, review and save capability, storage medium: inbuilt memory, file formats: jpeg,bmp,gif,png,tiff, built-in digital camera/ visual camera resolution (mpixel): 4, details of operating functions: touch screen, joystick, facility for the adjustment/ selection of the time/date etc: yes, interface for image transfer: usb cable with suitable drivers for downloading to pc, focus: manual, other features: 640 x 480 resolution, minimum operating temperature: -10 degree celsius, maximum operating temperature: 50 degree celsius, operating humidity (rh): 90 percent, power requirements: battery operated, chemistry of the battery: lithium ion or better, voltage of rechargeable battery: 3.6 volt, capacity of rechargeable battery (milliah): 6500 minimum, suitable charger/adapter provided: yes, battery backup: 4 hour minimum, power management: automatic shut down /user selectable, on-screen battery level indicator: yes, ip protection: ip54, both ul & ce certification nabl calibration certificate issued by oem?s internal accredited test laboratory, instruments should have connectivity features for clamp meter, minimum 4 hrs continuous operation required or more. make metravi or equivalent. ( warranty period : upto 30 months from the date of supply) [ warranty period: 30 months after the date of delivery ]

CTN :41508263

10 Sep, 2025 NA

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

Central Government/Public Sector

CTN :41602718

06 Sep, 2025 2.47 Lacs

Bardhaman - West Bengal

Tender For supply of 2mp ir ip vari focal zoom lens camera details as per specification (mat code: 273457080)

CTN :41656857

18 Sep, 2025 NA

Multi City - Multi State

Tender For supply of ir short focal length lens

CTN :41657943

16 Sep, 2025 NA

Tiswadi - Goa

Tender For supply of experiment kits for physics lab d d - determination of density of metals by measuring volume and mass , determination of acceleration due to gravity g manual method items supplied , verification of law of conservation of energy , study of projectile motion , determination of velocity of sound resonance column , study of heat transfer and determination of flame temperature , study of temperature dependence of resistance of metal and semiconductor , study of newton s law , verification of laws of motion , mapping of magnetic lines of force , study of magnetic moments using null deflection equal distance methods , verification of laws of reflection , verification of laws of refraction , determination of refractive index of prism , determination of focal length of lens and mirror , verification of ohm s law , verification of series and parallel resistor circuits using multimeter , understanding series and parallel circuits using bulbs , determination of resistivity of metal using meter bridge , diffraction spectrometer using cd grating with cfl lamp , study of dispersion of light study prism , study of electroplating , study of electrolysis of water , measurement of atmospheric pressure using digital meter , study of capacitor charging and discharging , verification of earth s magnetic field using tangent galvanometer , determination of spring constant , determination of wavelength of light using diffraction grating , study of photoelectric effect , determination of avogadro number , verification of boyle s law , verification of gay lussac s law , study of forward and reverse bias characteristics of diode, zener diode and led , study of half wave and full wave rectifier circuits , study of npn transistor characteristics , study of logic gates and universal gate principle , adjustable dc regulated power supply , signal generator , digital storage oscilloscope , lcr meter ) /bid number : gem/2025/b/6574553 * /dated: 01-09-2025 & & / bid document 1 / 45

CTN :41253161

06 Sep, 2025 1.85 Lacs

Bikaner - Rajasthan

Tender For corrigendum : supply of accessory lenses for green laser lens for prp field and lens for focal grid laser field

CTN :41455951

06 Sep, 2025 NA

Panaji - Goa

Tender For supply installation and commissioning of lab. equipment for mechanical engg dept - steam turbine power plant setupfeatures steam power plant and its components start-up, operation and shut down of a steam power plant closed steam-water circuit with feed water treatment among others, determining:o boiler efficiencyo mechanical/thermal efficiency of the turbineo condenser efficiencyo specific fuel consumption of the plantspecificationsteam generator steam output: 200kg/h at 11bar fuel consumption: 12l/h heat-up time: 8min pressure: 13barsuper heater power: 7kwsingle-stage axial turbine with curtis wheel and hydraulic speed regulator power: max. 1,5kw at 3000min-1water-cooled condenser cooling capacity: 98kw transfer surface: 2,5m2measuring ranges temperature: 9x 0 400 c, 2x 0 100 c flow rate: 0 167l/min (cooling water) pressure: 3x 0 16bar, 1x 1bar torque: 0 20nm speed: 0 4000min-1400v, 50hz, 3 phases400v, 60hz, 3 phases, 230v, 60hz, 3 phasesdimensions and weight l x w x h: 3500x 2500 x 2250 mmweight (approx.): 2250 kg, rotary air compressor test benchfeatures: to study all components/accessories used in rotary air compressor. to study & determine isentropic work, actual work volumetric efficiency, isentropic efficiency & free air delivery at different delivery pressure. to plot volumetric efficiency/isentropic efficiency against delivery pressure & comment on the nature of the plot.observations can be taken by air compressed in storage& free condition. instrumentation: sensors with digital displays software for data acquisition via usbspecifications: vane compressor rotary compressor, driven by 3 hp motor. calibrated orifice meter with water manometer to measure air intake. energy meter to measure input of the meter. pressure gauge to measure discharge pressure. control valve at delivery side. stop clock.dimensions and weight: l x w x h: 1500x 1500 x 1250 mmweight (approx.): 320kg, marcet boiler test apparatusfeatures: recording the vapour pressure curve of water presentation of the relationship between pressure and temperature in a closed system temperature and pressure measurementspecification:bourdon tube pressure gauge: -1 24bartemperature limiter: 200 csafety valve: 20barheater: 2kwboiler, stainless steel: 2lmeasuring ranges temperature: 0 200 c pressure: 0 20bar230v, 50hz, 1 phase230v, 60hz, 1 phase120v, 60hz, 1 phasedimensions and weight: l x w x h: 800x 600 x 600 mmweight (approx.): 45 kg, slip & creep apparatusmaterial: stainless steelmotor type: dcpower : 1 hpspeed: 1500 rpm, universal governor apparatustype: digitaldriven type: pulley material: steeldisplay: digitalspindle material: stainless steelpower source: electricmotor type: dcvoltage: 220 v, motorized gyroscope apparatusmaterial: steeldisc material: stainless steel disc diameter: 300 mm thickness:12 mm weights: 2 kg, 1 kg, 1/2 kg, driven type: motorised, static & dynamic balancing apparatusmaterial: stainless steeldisplay: analogdrive motor: fhp motor, radical angle dekkor unitradical angle dekkor unit comes with objective lens aperture of 28mm. measuring range of 10 mtr. read out of 1 mtr. telescope length of 250mm. brass body of 240x300mm, closed grains casting hardened, stabilities and scrapped. light source of 6v 15w.ardened1) focal length of objective 220mm.2) clear aperture of objective: 40mm3) magnification: 11x.4) measuring range: 60-0-60 minute in x-y axis.5) least division on of arc raticle : 1 minute6) least division with micrometer drum: 2 second of arc, cylinder bore gauge50 to 150mm range (metrology calibrated with dial indicator 0.001 increments), thickness gauge (ultrasonic type)resolution: 0.01 mm (0.001 inch) for thickness upto 99.99 mmmemory capacity: 5000 readings, auto colimatorauto colimator g.g. make autocollimator a.a. 10 is a versatile model capable of meeting various measuring requirements involving small angles & displacements in linear & flatness testing.a. collimator unit.objective lens aperture. : 2

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