A filter that lets appointed wavelength pass and block lower wavelength,we called it long pass or high pass filter.Such as IR pass filter is a long pass filter.

A filter that lets appointed wavelength pass and block higher wavelength,we called it short pass or low pass filter.Such as IR cut filter is a short pass filter

• Application:Strong light torch,optical instrument, fluorescence analyzer

• Substrate:BK7,K9,Quartz Glass,Soda-lime glass

• package:Thin film package or capacitor paper vacuum package

Short Pass Filters List