Std

BS 2738-2:1989

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

standard by BSI Group , 02/28/1989

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About This Item

 

Full Description

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.
 

Product Details

Published:
02/28/1989
ISBN(s):
0580169413
Number of Pages:
12
File Size:
1 file
Product Code(s):
192617, 192617, 192617
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS EN ISO 8980-1:2017


    Ophthalmic optics. Uncut finished spectacle lenses-Specifications for single-vision and multifocal lenses

    • Most Recent

  2. BS EN ISO 8980-1:2004


    Ophthalmic optics. Uncut finished spectacle lenses-Specifications for single-vision and multifocal lenses

    • Historical Version

  3. BS EN ISO 8980-1:1997


    Ophthalmic optics. Uncut finished spectacle lenses-Specifications for single-vision and multifocal lenses

    • Historical Version

  4. BS 2738-2:1989

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

    • Historical Version