Lenses for photography, motion picture, television. Series of numerical values of relative apertures
NORMA vydaná dňa 1.1.1983
Designation standards: GOST 17175-82
Publication date standards: 1.1.1983
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST