bids are invited for boq total quantity : 1--1 premium bandpass filters, centre wavelength: 780 nm 2 premium bandpass filters, centre wavelength: 810 nm 3 premium bandpass filters, centre wavelength: 1550 nm 4 premium longpass filters 5 broadband dielectric mirror pack of 10, ar coating: 400 nm - 750 nm 6 broadband dielectric mirror pack of 10, ar coating: 750 nm - 1100 nm 7 broadband dielectric mirror pack of 10, ar coating: 1280 nm - 1600 nm 8 n-bk7 plano-convex lens, focal length: 25.4 mm 9 n-bk7 plano-convex lens, focal length: 50.0 mm 10 n-bk7 plano-convex lens, focal length: 100.0 mm 11 n-bk7 plano-convex lens, focal length: 200.0 mm 12 n-bk7 plano-convex lens, focal length: 400.0 mm 13 n-bk7 plano-convex lens, focal length: 750.0 mm 14 mounted continuously variable neutral density filter, ar coating: 650 nm – 1050 nm 15 unmounted ar-coated absorptive neutral density filter, ar coating: 1050 nm - 1700 nm 16 absorptive neutral density filter, optical density: 4.0 17 absorptive neutral density filter, optical density: 6.0 18 longpass dichroic mirror 19 polarization maintaining fiber patch cable, wavelength: 780 nm 20 polarization maintaining fiber patch cable, wavelength: 1550 nm 21 polarization maintaining fiber patch cable, wavelength: 405 nm 22 fused fiber polarization combiner/splitter, centre wavelength: 780 nm 23 fused fiber polarization combiner/splitter, centre wavelength: 1550 nm 24 single mode fc/pc fiber optic patch cable 25 2x2 polarization maintaining coupler 26 achromatic fiberport 27 50:50 non-polarizing beamsplitter cube 28 polarizing beamsplitter cube