The PP-MGF2-25.4-1.0-AR251-AR251 from OPTOMAN is a Optical Window with Wavelength Range 700 to 1300 nm, Window Diameter 25.4 mm, Window Diameter 25.4 mm, Thickness 1 mm, Thickness 0.04 Inches. More details for PP-MGF2-25.4-1.0-AR251-AR251 can be seen below.