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ASTM E811-09(2015)

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ASTM E811-09(2015)

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Standard Practice for Measuring Colorimetric Characteristics of Retroreflectors Under Nighttime Conditions
standard by ASTM International, 07/01/2015

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Description

1.1 This practice describes the instrumental determination of retroreflected chromaticity coordinates of retroreflectors. It includes the techniques used in a photometric range to measure retroreflected (nighttime) chromaticity with either a telecolorimeter or telespectroradiometer.

Product Details

Published:
07/01/2015
Number of Pages:
8
File Size:
1 file , 140 KB