BS 2738-2:1989

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

BSI Group, 02/28/1989

Publisher: BS

File Format: PDF

$125.00$251.46

Description

Published:28/02/1989

Pages:12

File Size:1 file

Note:This product is unavailable in Ukraine, Russia, Belarus

Permitted tolerances on prescribed lens power, cylinder axes, optical centration and prismatic power of lenses. Marking requirements are specified and recommendations are given regarding subjective characteristics.

All current amendments available at time of purchase are included with the purchase of this document.

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