BS 2738-9(1999) : 1999
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
OPHTHALMIC OPTICS - UNCUT FINISHED SPECTACLE LENSES - TRANSMITTANCE SPECIFICATIONS AND TEST METHODS
23-11-2012
21-12-2004
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Requirements
6 Testing
7 Information to be supplied
Annex A (normative) Spectral weighting functions for calculating relative
visual attenuation quotients
Annex B (normative) Calculation of solar UV transmittance values
Annex C (informative) Spectral radiation risks
Bibliography
Defines requirements for the transmittance properties of uncut finished spectacle lenses.
| Committee |
CH/172/3
|
| DevelopmentNote |
Supersedes 95/563357 DC (09/2003)
|
| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| EN ISO 13666:2012 | Ophthalmic optics - Spectacle lenses - Vocabulary (ISO 13666:2012) |
| ISO 8980-1:2017 | Ophthalmic optics — Uncut finished spectacle lenses — Part 1: Specifications for single-vision and multifocal lenses |
| ISO/CIE 10527:1991 | CIE standard colorimetric observers |
| ISO 13666:2012 | Ophthalmic optics — Spectacle lenses — Vocabulary |
| ISO 14889:2013 | Ophthalmic optics — Spectacle lenses — Fundamental requirements for uncut finished lenses |
| IEC 60085:2007 | Electrical insulation - Thermal evaluation and designation |
| ISO 8980-2:2017 | Ophthalmic optics — Uncut finished spectacle lenses — Part 2: Specifications for power-variation lenses |
| ISO/CIE 10526:1999 | CIE standard illuminants for colorimetry |