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ISO 4850:1979

Personal eye-protectors for welding and related techniques — Filters — Utilisation and transmittance requirements

Jul 1, 1979
95.99   Withdrawal of Standard   Mar 2, 2021

General information

95.99     Mar 2, 2021

ISO

ISO/TC 94/SC 6

International Standard

13.340.20  

French   English  

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Scope

Specifies the numbering of and transmittance requirements for filters intended to protect operatives performing manual work involving welding, braze welding, arc gouging and thermal cutting. It also gives guidance on the selection and use of these filters. Optical test methods are the subject of ISO 4854. Non-optical test methods are the subject of ISO 4855.

Life cycle

NOW

WITHDRAWN
ISO 4850:1979
95.99 Withdrawal of Standard
Mar 2, 2021

REVISED BY

PUBLISHED
ISO 16321-2:2021