ASTM E 1477 : 1998 : REV A : R2017
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers
Hardcopy , PDF
06-16-2017
English
06-01-2017
CONTAINED IN VOL. 06.01, 2018 Defines the measurement of the luminous reflectance factor of acoustical materials for use in predicting the levels of room illumination.
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