NEN-EN 2155-5
Aerospace series - Test methods for transparent materials for aircraft glazing - Part 5: Determination of visible light transmission
active, Most Current
| Organization: | NEN |
| Publication Date: | 1 March 1989 |
| Status: | active |
| Page Count: | 10 |
| ICS Code (Structure and structure elements): | 49.045 |
scope:
This standard specifies the determination of visible light transmission for transparent materials by using a photometer employing a defined light source and a photocell matched to the response of the human eye. Because the materials under test are basically colourless, certain deviations from ideal conditions, indicated in the test, are allowable.
Document History
NEN-EN 2155-5
March 1, 1989
Aerospace series - Test methods for transparent materials for aircraft glazing - Part 5: Determination of visible light transmission
This standard specifies the determination of visible light transmission for transparent materials by using a photometer employing a defined light source and a photocell matched to the response of the...