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Optical low pass filter (OLPF) is used in high end (high resolution) digital camera sensor to eliminate interf

1. The IR cut filter often employed to protect optical systems by reflection heat back into the light source.

UV-cut filters are long pass filters that block the UV wavelength range and transmit the visible. They are use

A dichroic color filter or thin-film filter is a very accurae color filter used to selectively pass light of a

Laser Line filter catalogue is classified specific on Laser usage. It wavelength is form 200nm to 1550nm, We s