EN ISO 7668:2018
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
18-09-2021
21-03-2018
European foreword
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principle
5 Apparatus and geometric conditions
6 Optical standards
7 Preparation and calibration of apparatus
8 Measurement of specular reflectance
and specular gloss
9 Expression of results
10 Test report
Annex A (normative) - Specular reflectance and
specular gloss of black glass
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