Long- wave Pass Filters

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Long- wave Pass Filters
Long-wave pass filter is thin plate plates with
long/pass-wave pass coating on one side, the other side is AR coating.


● Beauty equipment
● Face recognition
● optical instrument
● Multi band detection instrument


● Material:BK7
● Transmission:>90%
● Blocking:>OD4
● Incidence Angle:0°or 45°
● Surface Quality:40/20
● Clear Aperture:>90%
● Wavelength shift with temperature:<0.25nm/℃
● Damage threshold:300MW/cm²CW, 1J/cm²pulsed
● Other wavelengths ,materials and dimensions are available upon request
● Long- Pass Filters

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