BS 2738-2:1989

Spectacle lenses. Specification for tolerances on optical properties of uncut finished lenses.

NORM herausgegeben am 28.2.1989

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The information about the standard:

Designation standards: BS 2738-2:1989
Note: UNGÜLTIG
Publication date standards: 28.2.1989
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Kategorie: Technische Normen BS