ASTM-E2073 Standard Test Method for Photopic Luminance of Photoluminescent (Phosphorescent) Markings

ASTM-E2073 - 2019 EDITION - CURRENT -- See the following: MIL-L-3891
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Standard Test Method for Photopic Luminance of Photoluminescent (Phosphorescent) Markings
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Scope

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 photoluminescence in the text of this test method, it implies phosphorescence.

1.3 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

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

1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Keywords

illuminance; luminance; photoluminescence;

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Document Number

ASTM-E2073-19

Revision Level

2019 EDITION

Status

Current

Modification Type

Reinstated

Publication Date

May 7, 2019

Document Type

Test Method

Page Count

5 pages

Committee Number

E12.13