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ASTM E1477-98a

Historical Revision

Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers

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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.

1.2 This standard does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.


SDO ASTM: ASTM International
Document Number E1477
Publication Date Dec. 10, 1998
Language en - English
Page Count 2
Revision Level 98a
Supercedes
Committee E12.02
Publish Date Document Id Type View
June 1, 2017 E1477-98AR17E01 Revision
Dec. 10, 1998 E1477-98A Revision
Oct. 1, 2022 E1477-98AR22 Reaffirmation
June 1, 2017 E1477-98AR17 Reaffirmation
May 1, 2013 E1477-98AR13 Reaffirmation
June 1, 2008 E1477-98AR08 Reaffirmation
July 10, 2003 E1477-98AR03 Reaffirmation