The BG36 laser safety lens have a glass light brown/orange lens filter that provides laser protection. These laser lens have visible light transmission of 22%. In addition, the BG36 laser safety lens have ANSI Z87.1 and ANSI Z136.1 safety standards.
OD @ WAVELENGTH :
OD 7+ @570-591nm OD 7+ @735-750nm OD 7+ @795-811nm