Norm

ISO 4851:1979 en

Personal eye-protectors - Ultra-violet filters - Utilisation and transmittance requirements

31,57

Over deze norm

Status Definitief
Aantal pagina's 2
Gepubliceerd op 01-02-1979
Taal Engels
Gives the numbering of and transmittance requirements for filters. It defines guidance and their selection and use. Optical test methods form the subject of ISO 4854. Non-optical test methods form the subject of ISO 4855. The symbol for filters includes a code number and the shade number corresponding to the filter. The determination of transmittance is described in clause 5 of ISO 4854.

Details

ICS-code 13.340.20
Nederlandse titel Personal eye-protectors - Ultra-violet filters - Utilisation and transmittance requirements
Engelse titel Personal eye-protectors - Ultra-violet filters - Utilisation and transmittance requirements

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