Infrared antireflection coating of 3-5μm 

Infrared anti-reflection coating, also known as anti-reflection coating, is deposited on the surface of optical elements to reduce surface reflection and increase the transmittance of optical systems. Application field: Infrared measurement, infrared thermometer, forest fire prevention, human body temperature measurement, medical equipment treatment instrument, infrared waterproof, anti-fog, infrared optical instrument, etc. Band of spectrum （um） Peak transmittance （%） Average transmittance （%） Notes 3-5 98.5-99 ≥98.2 Other spectrum products can be customized on demand