Dielectric high reflective film

parameter for coating:
Dielectric high reflective film-0 degrees
high reflection,greater than 99% over wavelength ranges 900 to 1300 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.
Dielectric high reflective film