parameter for coating: Broadband antireflection film-0 degrees Lower than 1.3% reflection over wavelength ranges 400 to 750 nm; Lower than 0.5% reflection over wavelength ranges 430 to 650 nm. Broadband antireflection film-45 degrees Lower than 3.5% Rs over wavelength ranges 400 to 750 nm; Lower than 2.5% Ravg over wavelength ranges 400 to 750 nm; Lower than 1.5% Rp over wavelength ranges 400 to 750 nm. parameter for prism: Material:H-K9L,H-BaK7,etc; Surface quality:40-20/20-10; Dimensional tolerance:plus or minus 0.05mm; Surface flatness:1/2 lambda; Angle tolerance:plus or minus 2 arc min.
