Source and detector
Identify the energy source and detector sensitivity.
Spectral selection · BP
Bandpass filters isolate a selected spectral region. A useful inquiry defines the center wavelength, bandwidth, acceptable transmission and the wavelength range that must be suppressed.
Start a technical brief
Engineering brief
Specify optical bandpass filters by center wavelength, bandwidth, transmission, blocking, angle and size.
Identify the energy source and detector sensitivity.
State nominal and allowable angle range.
Share dimensions, clear aperture and tolerance.
Technical review