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Norm
ISO 4852:1978
Issue date: 1978 10 01
Personal eye-protectors — Infra-red filters — Utilisation and transmittance requirements
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...
Withdrawn: 2021 03 02
Publisher:
International Organization for Standardization
Format:
Digital | 4 Pages
Language:
English
Currently valid:
ICS
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.
ISO 16321-1:2021
2021 03 02
Eye and face protection for occupational use — Part 1: General requirements
Norm
ISO 4852:1978
1978 10 01
Personal eye-protectors — Infra-red filters — Utilisation and transmittance requirements
Norm
↖
Norm
Issue date :
2021 03 02
Eye and face protection for occupational use — Part 1: General requirements
