NEN-EN 171
Personal eye-protection - Infra-red filters - Transmittance requirements and recommended use
inactive
| Organization: | NEN |
| Publication Date: | 1 June 1999 |
| Status: | inactive |
| Page Count: | 9 |
| ICS Code (Head protective equipment): | 13.340.20 |
scope:
Specifies the scale numbers and transmittance requirements for filters against infra-red radiation. The other applicable requirements for these types of filters are given in EN 166. Guidance on the selection and use of these filters is given in Annex B.
Document History
April 1, 2002
Personal eye-protection - Infrared filters - Transmittance requirements and recommended use
Specifies the scale numbers and transmittance requirements for filters against infra-red radiation. The other applicable requirements for these types of filters are given in EN 166. Guidance on the...
NEN-EN 171
June 1, 1999
Personal eye-protection - Infra-red filters - Transmittance requirements and recommended use
Specifies the scale numbers and transmittance requirements for filters against infra-red radiation. The other applicable requirements for these types of filters are given in EN 166. Guidance on the...
November 1, 1992
Personal eye-protection - Infrared filters - Transmittance requirements and recommended use
This European Standard specifies the scale numbers and transmittance requirements for filters for protection against infra-red radiation. The other applicable requirements for these types of filters...