Spectral range
Define both transmitted and blocked wavelength regions.
Infrared edge filter · ILP
Infrared Longpass Filters
Infrared longpass filter projects are specified around a cut-on wavelength, infrared transmission region, blocking range, substrate and operating environment.
Start a technical brief
OPTICAL PATH
Engineering brief
Specify performance in the full optical system.
Infrared longpass filter pathway for systems that pass longer wavelengths and suppress a shorter-wave region.
Material
Discuss the substrate and its suitability for the working band.
Environment
Share temperature, sealing and handling requirements.
Technical review