1. MIL-PRF-13830B, performance specification: optical components for fire control instruments; general specification governing the manufacture, assemble, and inspection (9 Jan 1997)
2. The Truth About Scratch And Dig
3. ISO 10110-7 Optics and photonics – Preparation of drawings for optical elements and systems – Part 7: Surface imperfection tolerances (ISO 10110-7:2008) (2009).
4. A novel approach towards standardizing surface quality inspection;Etzold,2016
5. Microscopic scattering imaging measurement and digital evaluation system of defects for fine optical surface