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ASTM E1477-98A(2017)e1
Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere ReflectometersMore info
1.1 This test method covers the measurement of the luminous reflectance factor of acoustical materials for use in predicting the levels of room illumination.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| Confirmation date | 2017-06-01 |
| ICS | 17.180.20 : Colours and measurement of light 91.120.20 : Acoustics in building. Sound insulation |
| Number of pages | 3 |
| Replace | ASTM E1477-98a(2017) |
| Set | ASTMVOL0601 |
| Year | 1990 |
| Document history | ASTM E1477-98a(2017) |
| Country | USA |
| Keyword | ASTM 1477;ASTM E1477;ASTM E1477;10.1520/E1477-98AR17E01 |