Infrared optical filter

band-passnarrow-bandglass

IR narrow bandpass filters are designed to isolate a narrow region of the infrared spectrum between 0.85um and 10um, and are used in a variety of application such as gas detection. Specifications Tpeak Typically >85% Spectral - additional Transmission >70% Attenuation <0.1% outside passband Environmental Properties Adhesion MIL-C-48497A, 08/09/1980, para 4.5.3.1 Adhesion Remark Tape Test Humidity MIL-C-48497A, 08/09/1980, para 4.5.3.2 Humidity Remark 24Hrs, 49°C, 95-100% relative humidity Abrasion MIL-C-48497A, 08/09/1980, para 4.5.3.3 Abrasion Remark Moderate, 50 strokes with a cheesecloth