- Cover wide NIR wavelength with low reflection
R(average) < 1.5% 0.9 - 2.5 um
- It can be applied for fused silica, silicon, sapphire, or other IR substrates
- Excellent environmental durability
MIL-specifications compliant
AR film coated by ion assisted deposition has excellent durability against harsh environment.
Unlike conventional AR coating, Asahi wide band NIR-AR can cover unprecedented wide range, from 0.9 to 2.5 microns. It can be applied for various kinds of IR substrates such as fused silica, silicon, sapphire or other materials. Wide band NIR-AR is available from large to small size of plate as well as lens.