BS 4657:1970

Method for determining the resolution obtained in microcopying.

NORMA vydána dne 11.12.1970

The information about the standard:

Designation standards: BS 4657:1970
Note: NEPLATNÁ
Publication date standards: 11.12.1970
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS