440 is an Acrylic laser safety window offering protection primarily from Alexandrite (755 nm), Diode lasers (980 nm), Nd:YAG lasers (1064 nm), UV lasers (190-375 nm), and CO2 lasers (10,600 nm). Laser windows can be custom cut, molded, and drilled to your CAD specifications for use in enclosures or ... See More