GB/T 7962.4-1987

Colorless optical glass test methods Test method by multiple beam spherical interference for optical homogeneity

NORMA vydaná dňa 25.5.1987

The information about the standard:

Designation standards: GB/T 7962.4-1987
Note: NEPLATNÁ
Publication date standards: 25.5.1987
Country: Chinese technical standard
Kategória: Technické normy GB