Description
BP1550nm filter 90% high transmittance glass high temperature resistant for solid state lidar lenses
Specifications
Center Wavelength (CWL): 1550 nm ± 2 nm (1530 / 1540 / 1560 / 1570 / 1580 / 1590 / 1610 / 1630 / 1640 / 1660 / 1670 / 1690 / 1700 nm on request)
Half Bandwidth (FWHM): 1.8 nm / 3 nm / 5 nm / 10 nm / 12 nm / 15 nm / 20 nm / 23 nm / 29 nm / 31 nm / 43 nm / 46 nm / 52 nm / 59 nm / 67 nm / 73 nm / 81 nm / 86 nm / 107 nm / 115 nm / 130 nm / 148 nm / 152 nm / 177 nm / 181 nm / 185 nm / 186 nm / 187 nm / 188 nm / 189 nm / 190 nm (custom)
Peak Transmittance (Tpeak): ≥ 88%–95% (broader FWHM = higher T; ≥ 70% @ 1.8 nm)
Blocking Range: 400–2200 nm (or 200–2500 nm on request)
Blocking Level (Cut-off Depth): ≥ OD4 (0.01%) standard; OD5–OD7 optional
Substrate Material: UV Fused Silica (JGS1, low OH⁻) / Single Crystal Silicon (Si) / Germanium (Ge) / CaF₂ — selected per system
Substrate Diameter: 5 mm – 100 mm (common Ø12.7 / Ø25.4 / Ø50 mm)
Substrate Thickness: 1.0 / 2.0 / 3.0 mm (up to 5 mm for larger sizes)
Surface Quality: 60-40 / 40-20 Scratch-Dig (IR-grade relaxed to 80-50 on request)
Surface Flatness: λ/4 or λ/10 @ 632.8 nm (reference); λ/2 @ 10.6 µm equivalent for IR
Parallelism: ≤ 1 arcmin (standard); ≤ 10 arcsec (precision)
Incidence Angle: 0° ± 5° (AOI-tuned design on request; note 1550 nm filters are sensitive to AOI shift)
Coating Durability: Humidity & thermal cycled per MIL-STD-810; soft brush clean only (IR coatings)
Factory custom optical filter,can cutom as your required,
please contact our sales manager
Contact: Rebecca Xu
EmailL: rebecca@supplieroptical.com
We are professional manufacture on the optical lenses &lasers for over 20 years experience.
With the advanteges,we offer optical products in the fileds of University laboratory, Industry, Scientific research,Medical treatment, Mechanical equipments, lasers and Construction industry and so on.
We can provide optical lenses, optical prisms, high-precision Powell prisms, right-angle prisms, laser lenses, filters, aspherical lenses, collimating lenses, optical glass lenses, optical reflectors, cylindrical lenses, laser modules, laser heads, optical glued lenses, optical rod mirrors, etc.
Looking forward to communicating whether we have the opportunity to cooperate. For the lens/laser products you need, I would like to quote our competitive price.
Please contact for any custom needs,
Contact:Rebecca Xu
