Specifications of NBP 3400 Filter
Material: The filter is made of silicon.
Angle of Incidence: The angle is set at 0 degrees.
Coating Requirement: The central wavelength (CWL) is 3400 nm with a tolerance of ±30 nm. The full width at half maximum (FWHM) ranges from 120 to 150 nm. The cut-off range is between 400 and 15000 nm.
Transmittance: The peak transmittance (Tp) is at least 70%, while the average transmittance (T%) should not exceed 1%.
Appearance Requirement: The standard size is 60/40, but filters can be customized to different sizes based on customer requirements.
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