Scattering of light by damage and contamination of external optical surfaces of space instruments was examined and some relations between the frequency contrast characteristics and scattering coefficient have been established.
I. A. Zabelina,
V. A. Gogolev,
"Light scattering from damage and contamination of optical surfaces", Proc. SPIE 1991, Diffractometry and Scatterometry, (31 October 1994); doi: 10.1117/12.192024; https://doi.org/10.1117/12.192024