The Fullwave Half Max (FWHM) of a narrow bandpass filter is less than 10 nm, making it a sort of bandpass filter. An example would be a laser clean-up filter, which is frequently used in Raman spectroscopy applications.
Narrow Bandpass Filter
The Fullwave Half Max (FWHM) of a narrow bandpass filter is less than 10 nm, making it a sort of bandpass filter. An example would be a laser clean-up filter, which is frequently used in Raman spectroscopy applications.