Std

BS 679:1959

Specification for filters for use during welding and similar industrial operations

standard by BSI Group , 02/28/1977

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Full Description

Classifies filters into shades according to visual density, recommends shades for various industrial uses. Visual density, protection against ultra-violet radiation, total-heat protection, antiglare protection, refractive properties, freedom from optical imperfections, uniformity of density, permanence, quality of cover glasses, colour grading, and (for plastics filters) flammability tests.

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Product Details

Published:
02/28/1977
ISBN(s):
0580005798
Product Code(s):
10462570
Note:
This product is unavailable in Ukraine, Russia, Belarus
 

Document History

  1. BS EN 168:2002


    Personal eye-protection. Non-optical test methods

    • Most Recent

  2. BS EN 168:1995


    Personal eye protection. Non-optical test methods

    • Historical Version

  3. BS 679:1989


    Specification for filters, cover lenses and backing lenses for use during welding and similar operations

    • Historical Version

  4. BS 2092:1987


    Specification for eye-protectors for industrial and non-industrial uses

    • Historical Version

  5. BS 2092:1967


    Specification for industrial eye-protectors

    • Historical Version

  6. BS 679:1959

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    Specification for filters for use during welding and similar industrial operations

    • Historical Version