95.99 Withdrawal of Standard Mar 2, 2021
ISO
ISO/TC 94/SC 6 Eye and face protection
International Standard
13.340.20 Head protective equipment
Gives the numbering of and transmittance requirements for filters. It also defines guidance on their selection and use. Optical test methods form subject of ISO 4854. Non-optical test methods form the subject of ISO 4855. The symbol for filters includes a code number of transmittance is described in clause 5 of ISO 4854.
WITHDRAWN
ISO 4852:1978
95.99
Withdrawal of Standard
Mar 2, 2021
PUBLISHED
ISO 16321-1:2021