PREN ISO 7668 : DRAFT 2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ANODIZING OF ALUMINIUM AND ITS ALLOYS - MEASUREMENT OF SPECULAR REFLECTANCE AND SPECULAR GLOSS OF ANODIC OXIDATION COATING AT ANGLES OF 20 DEGREES, 45 DEGREES, 60 DEGREES OR 85 DEGREES
11-01-2010
01-12-2013
Foreword
Introduction
1 Scope
2 Terms and definitions
3 Principle
4 Apparatus
4.1 Components
4.2 Geometric conditions
4.3 Vignetting
4.4 Receptor meter
5 Optical standards
5.1 Reference standards
5.1.1 Black glass
5.1.2 Glass prism (for method E only)
5.2 Working standards
5.2.1 Description
5.2.2 Zero point check
6 Preparation and calibration of apparatus
7 Measurement of specular reflectance
and specular gloss
7.1 General
7.2 Measurement of specular reflectance
7.3 Measurement of specular gloss
8 Expression of results
8.1 General
8.2 Specular reflectance
8.3 Specular gloss
9 Test report
Annex A (normative) - Specular reflectance and
specular gloss of black glass
A.1 Specular reflectance
A.2 Specular gloss
Bibliography
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