BS 2738-5:1992

Spectacle lenses. Specifications for progressive power semi-finished lens blanks.

NORMA vydaná dňa 15.9.1992

Anglicky -
PDF - okamžité stiahnutie (261.10 EUR)

The information about the standard:

Designation standards: BS 2738-5:1992
Note: NEPLATNÁ
Publication date standards: 15.9.1992
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategória: Technické normy BS