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ASTM E809-94a(2000)

Historical Reaffirmation

Standard Practice for Measuring Photometric Characteristics of Retroreflectors

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1.1 This practice describes the general procedures for instrumental measurement of the photometric characteristics of retroreflective materials and retroreflective devices.

1.2 This practice is a comprehensive guide to the photometry of retroreflectors but does not include geometric terms that are described in Practice E808.

1.3 This practice describes the parameters that are required when stating photometric measurements in specific tests and specifications for retroreflectors.

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 and health practices and determine the applicability of regulatory limitations prior to use.


SDO ASTM: ASTM International
Document Number E809
Publication Date Jan. 1, 2000
Language en - English
Page Count 10
Revision Level 94a(2000)
Supercedes
Committee E12.10
Publish Date Document Id Type View
Jan. 1, 2021 E0809-21 Revision
Jan. 1, 2008 E0809-08 Revision
June 10, 2002 E0809-02 Revision
Jan. 1, 2013 E0809-08R13 Reaffirmation
Jan. 1, 2000 E0809-94AR00 Reaffirmation