The UVG20S-BP1 is a UVG20S package with an epoxy mounted 3 mm thick UG11 colored glass filter.
The filter is ideal for UVB and Near-UV applications. There are two transmisison peaks; the primary peak has bandwidth (FWHM) of 100 nm, 274 - 374 nm with a typical peak transmission of 85%. A secondary transmission peak is between 696 - 735 nm with 5% peak transmission. Out of band blocking is 106