ASTM E2073

Standard Test Method for Photopic Luminance of Photoluminescent (Phosphorescent) Markings

Standard · ASTM
ASTM E2073

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1.1 This test method covers a procedure for determining the photopic luminance of photoluminescent (phosphorescent) markings. It does not cover scotopic or mesopic measurements. 1.2 When reference is made regarding ph

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