BS 4095:1966

Methods for the determination of photographic flash light output and guide numbers.

NORMA vydaná dňa 30.12.1966

The information about the standard:

Designation standards: BS 4095:1966
Note: NEPLATNÁ
Publication date standards: 30.12.1966
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategória: Technické normy BS