Latest railnet connectivity Tenders | Government railnet connectivity Tenders

Central Government/Public Sector

CTN :39888819

07 Apr, 2025 NA

Hyderabad - Telangana

Tender For optical components-, 50:50 non-polarizing beamsplitter cube 400-700 nm 1" , 1" polarizing beamsplitter cube 420-680 nm , wedged plate beamsplitter 5 wedge angle 1 ^ prime prime *2.0^ prime prime , 01" longpass dichroic mirror 550 nm cut-on , 45 mirror mount for ø 1" optics , 45 mount for 1" elliptical optics , 1" broadband dielectric elliptical mirror 400-750 nm , 45 mounting adapter compatible with km100 and km200 m4 and m6 taps , 2d lateral effect position sensor 320 to 1100 nm , unmounted reflective 25 mm nd filter optical density: 0.1 , unmounted reflective 25 mm nd filter optical density: 0.2 , unmounted reflective 25 mm nd filter optical density: 0.4 , unmounted reflective 25 mm nd filter optical density: 0.6 , unmounted reflective 25 mm nd filter optical density: 0.8 , unmounted reflective 25 mm nd filter optical density: 1.0 , unmounted reflective 25 mm nd filter optical density: 1.3 , 01" nd:yag mirror 532 nm and 1064 nm 0 deg 45 deg aoi , f = 30 mm 1" n-bk7 plano-convex lens 532/1064 nm v-coat , f = 50 mm 1" n-bk7 plano-convex lens 532/1064 nm v-coat , f = 75 mm 1" n-bk7 plano-convex lens 532/1064 nm v-coat , f=100 mm 1" n-bk7 plano-convex lens 532/1064 nm v-coat , f = 30 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm , f = 40 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm , f = 50 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm, f = 100 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm , f = 150 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm , f = 200 mm 1" achromatic doublet sm1-threaded mount arc: 400-700 nm , n-bk7 bi-convex lens 1" f = 25.4 mm arc: 350-700 nm , n-bk7 bi-convex lens 1" f=30.0 mm arc: 350-700 nm , n-bk7 bi-convex lens 1" f = 35 mm arc: 350-700 nm , n-bk7 bi-convex lens 1" f=40.0 mm arc: 350-700 nm , n-bk7 bi-convex lens 1" f = 50 mm arc: 350-700 nm , n-bk7 bi-convex lens emptyset1^ prime prime f = 60 mm arc: 350-700 nm , n-bk7 bi-convex lens emptyset1^ prime prime f = 75 mm arc: 350-700 nm , positive 1951 usaf test target groups 0-7 1.5" x 1.5" , lens mount with retaining ring for 01" optics m4 tap , n-bk7 plano-convex lens 01" f = 25 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 01" f = 30 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 01" f = 35 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 1" f = 40 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 1" f = 50 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 1" f = 60 mm ar coating: 350-700 nm , n-bk7 plano-convex lens 01" f = 75 mm ar coating: 350-700 nm , 01" longpass dichroic mirror 425 nm cut-on , 01" longpass dichroic mirror 505 nm cut-on , 01" longpass dichroic mirror 550 nm cut-on , 01" longpass dichroic mirror 567 nm cut-on , 01" longpass dichroic mirror 650 nm cut-on , kinematic mirror mount for 1" optics , 8-32 stainless steel nylon-tipped setscrew 1/8" long 10 pack , fitc emission filter cwl=530 nm bw 43 nm , txred emission filter cwl630 nm bw = 69 nm , Ø1" mounted pinhole 40 ± 3 μm pinhole diameter stainless steel , Ø1" mounted pinhole 30 ± 2 μm pinhole diameter stainless steel , single mode patch cable 780-970 nm fc/pc to fc/apc 0900 m jacket 1 m long , single mode patch cable with pure silica core fiber 400-680 nm fc/pc to fc/apc 03 mm jacket 1 m long , 30 mm cage cube-mounted non-polarizing beamsplitter 400-700 nm m4 tap, , cage assembly rod 1.5" long 06 mm 4 pack , cage assembly rod 6" long 06 mm 4 pack , sm1 lens tube spacer 3" long , 30 mm cage filter wheel for six 1" (025 mm) filters m6 and m4 taps , adapter with external c-mount threads and internal sm1 threads 4.4 mm spacer , base plate for 95 mm rails , t-cube led driver 1200 ma max drive current (power supply not included) , sm1 lens tube without external threads 3" long two retaining rings included , adapter with external sm1 threads and internal m25.5 x 0.5 threads , extemally rms-threaded cap for objective lens ports , sm1-

Private Sector

CTN :39891952

14 Apr, 2025 NA

Mumbai - Maharashtra

Tender For quotation for optics and opto-mechanical items for the optical system-, ap6m4m adapter with external m6 x 1.0 threads and external m4 x 0.7 threads , bb05-e03 1/2" broadband dielectric mirror 750-1100 nm , ad12f sm1-threaded adapter for 12 mm 20.35" (8.9 mm) long cylindrical components , ad12nt 1" unthreaded adapter for 12 mm cylindrical components , hkts-5/64 5/64" (2 mm) hex key thumbscrew 4 pack , polaris-kit2 polaris sm1-threaded 1" mirror mount 2 hex adjusters 2 retaining rings in , polaris-k05t2 polaris sm05-threaded 1/2" mirror mount 2 hex adjusters with lock nuts , polaris-kim4/m polaris kinematic platform mount 2 adjusters m4 mounting holes , polaris-bis polaris 1" flexure-clamp fixed mount optimized for beamsplitters , tw6 6 mm preset torque wrench for polaris lock nuts 24 oz-in , pm5/m stainless steel adjustable clamping arm m4 threaded post , mra20-e03 right-angle prism dielectric mirror 750-1100 nm l=20.0 mm , tc12apc-850 850 nm f=12.27 mm na-0.28 fc/apc triplet collimator , polaris-kivs2l polaris left-handed 1" mirror mount 2 vertical-drive hex adjusters monolithic optic retention , dfmibs/m kinematic beamsplitter cage cube m6 tapped holes , wp10-b wollaston prism 20 beam separation 650-1050 nm ar-coated calcite , cp20d 30 mm cage system iris diaphragm (0.8-20 mm) , cp06f/m 30 mm flexure cage plate with 1" double bore m4 tap , pls-t242/m 25.0 mm post for polaris mounts three m4 mounting holes l = 24.2 mm , pls-p246/m 25.0 mm post for polaris mounts one m4 mounting hole l-24.6 mm , rssm 25.0 mm post spacer thickness = 5 mm, pls-p246/m 25.0 mm post for polaris mounts one m4 mounting hole l = 24.6mm , rs05m 24.5 mm post spacer thickness = 0.5 mm , rs9m 25.0 mm post spacer thickness = 9mm , pls-p373/m 25.0 mm post for polaris mounts one m4 mounting hole l = 37.3mm , rsim 25.0 mm post spacer thickness = 1 mm , pls-p373/m 25.0 mm post for polaris mounts one m4 mounting hole l = 37.3mm , rs3m 25.0 mm post spacer thickness = 3 mm , pls-p373/m 25.0 mm post for polaris mounts one m4 mounting hole l = 37.3mm , rs9m 25.0 mm post spacer thickness = 9 mm , rs05m 24.5 mm post spacer thickness = 0.5 mm , bs014 50:50 non-polarizing beamsplitter cube 700-1100 nm 1" , polaris-sca25/m flexure clamping arm for 25 mm posts non-bridging stainless steel 19.1mm counterbored slot m6 clamping screw , pbg3030a ultralight breadboard 300mm * 300mm * 25mm taps , er4-p4 cage assembly rod 4" long 6 mm 4 pack , er6-p4 cage assembly rod 6" long 6 mm 4 pack , mra10l-e03 leg-coated right-angle prism dielectric mirror, 750-1100 nm, l = 10mm

CTN :39896767

24 Apr, 2025 NA

Bangalore - Karnataka

Tender For supply of optical components - slim photodiode power sensor , fiber bench mount , polarizing beam splitter , broadband dielectric mirror 1 , broadband dielectric mirror 2 , mounted achromatic quarter , mounted achromatic half- wave plate

Central Government And Public Sector

CTN :39897050

16 Apr, 2025 1.12 Crore

Jaipur - Rajasthan

Tender For providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for

Central Government And Public Sector

CTN :39885552

15 Apr, 2025 19.65 Lacs

Gorakhpur - Uttar Pradesh

Tender For providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults

Central Government And Public Sector

CTN :38731898

04 Apr, 2025 1.74 Crore

Raipur - Chhattisgarh

Tender For bid to ras providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults,cluster outsourcing for

CTN :39773965

03 Apr, 2025 14.29 Lacs

Visakhapatnam - Andhra Pradesh

Tender For providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - na; cabling of two digits four digits and ncn lines of hqef building

Central Government And Public Sector

CTN :38489243

31 Mar, 2025 4.21 Lacs

Cooch Behar - West Bengal

Tender For bid to ras bid to ras providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - service level agreement based optical fiber cable maintenance both for preventive and corrective for coochbehar operation area under siliguri business area of west bengal telecom c..

Central Government And Public Sector

CTN :38489260

31 Mar, 2025 6.11 Lacs

Dinajpur - West Bengal

Tender For bid to ras bid to ras providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - service level agreement based optical fiber cable maintenance both for preventive and corrective for raigunj operation area under siliguri business area of west bengal telecom circ..

Central Government And Public Sector

CTN :39847152

10 Apr, 2025 49.56 Lacs

Jammu - Jammu And Kashmir

Tender For providing of cluster outsourcing for maintenance of landline and broadband network optical fiber cable network - optical fibre cable; attending all types of cable faults

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