Cut-off filter as an important optical element, its characteristic is to let the light in a band range, the other band range of light through. The cut-off filter produced by our company has the characteristics of high transmittance, cut-off bandwidth and good film firmness.
Applications: Biological recognition, medical testing instrument, multi-band detector, digital image application, machine vision, etc.
Product Parameter
Switching wavelength
(nm)
Transmittance band(nm)
Average transmittance
(%)
Cut-off depth
Notes
450±5
400-445
≥92
OD3-OD6@455-1100
·
Other wavelength…