Most of the OFR optical components are supplied coated; we will also apply coatings as requested on any of our normally uncoated parts. The following tables describe our dielectric coatings.

Reflective Coatings

Narrowband Reflector Description Select λ Between Bandwidth Maximum Reflectance Power Rating* UV 193 - 400nm 6 - 8 % 99.5% 300MW/cm2 VIS - NIR 400nm - 2.0µm 20% 99.5% 500MW/cm2 High-Power 400nm - 2.0µm 10% 99.8% 500MW/cm2 Broadband Reflector Description Bandwidth Average Reflectance Power Rating* VIS 450 - 675nm 99% 200MW/cm2 NIR 700 - 900 nm 99% 400MW/cm2 IR 1250 - 1550 nm 99% 400MW/cm2 * Power rating based upon 20ns pulses at 20Hz. Antireflection Coatings Narrowband AR Coating Description Select λ Between Bandwidth Maximum Reflectance Power Rating* VUV 193nm ± 2nm < 0.7 % 400MW/cm2 UV 220 - 400nm 8% < 0.3 % 500MW/cm2 VIS-NIR-HP 400nm - 2.0µm 12% 0.1 - 0.2 % 2 GW/cm2 CO2 10.6µm 10% < 0.5 % > 800W/cm2 Broadband AR Coating Description Bandwidth Absolute Reflectance Power Rating* UVB 240 - 360nm < 0.5% 200MW/cm2 NUV 325 - 500nm < 0.5% 200MW/cm2 VIS 450 - 700nm < 0.5% 300MW/cm2 VIR 550 - 780nm < 0.5% 300MW/cm2 NIR 700 - 950nm < 0.5% 300MW/cm2 IR 1250 - 1550nm < 0.5% 300MW/cm2 * Power rating based upon 20ns pulses at 20Hz.