Standard Test Method for Luminous Reflectance Factor of Acoustical Materials by Use of Integrating-Sphere Reflectometers (Includes all amendments And changes 4/27/2018).
NORM herausgegeben am 1.6.2017
Designation standards: ASTM E1477-98a(2017)
Note: UNGÜLTIG
Publication date standards: 1.6.2017
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: American technical standard
Kategorie: Technische Normen ASTM
Keywords:
acoustical materials, integrating sphere, luminous reflectance factor, reflectometer,, ICS Number Code 17.180.20 (Colours and measurement of light), 91.120.20 (Acoustics in buildings. Sound insulation)