ISO 4851:1979
Withdrawn
View Superseded by
Personal eye-protectors — Ultra-violet filters — Utilisation and transmittance requirements
Hardcopy , PDF
English, French
02-01-1979
04-09-2025
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.
| Committee |
ISO/TC 94/SC 6
|
| DocumentType |
Standard
|
| Pages |
2
|
| PublisherName |
International Organization for Standardization
|
| Status |
Withdrawn
|
| SupersededBy |
| BS ISO 10366-2 : 94 AMD 10665 | PLASTICS - METHYL METHYLACRYLATE/ACRYLONITRILE/BUTADIENE/STYRENE (MABS) MOULDING AND EXTRUSION MATERIALS - PREPARATION OF TEST SPECIMENS AND DETERMINATION OF PROPERTIES |
| BS ISO 6402-2 : 94 AMD 10652 |
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