BS 2738-5:1992
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Spectacle lenses Specifications for progressive power semi-finished lens blanks
Hardcopy , PDF
01-01-1997
English
15-09-1992
Committees responsible
National foreword
Specification
1. Scope
2. Normative references
3. Definitions
4. Classification
5. General requirements
6. Test methods
7. Marking
8. Identification
9. Reference to this part of ISO 10322
Annex
A. (informative) Reference method for evaluating
progressive addition lens characteristics
Tables
1. Tolerances on surface power
2. Tolerances on addition power
Figures
1. Recommended system for visually inspecting a lens
for defects
A.1 Untitled
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