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.
Product Details
- Published:
- 05/01/2013
- Number of Pages:
- 2
- File Size:
- 1 file , 62 KB

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Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
standard by ASTM International, 05/01/2013
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.