BS 2738:1985
Superseded
View Superseded by
Specification for tolerances on optical properties of mounted spectacle lenses
Hardcopy
English
01-31-1985
07-23-2013
Specifies tolerance requirements for lens power, cylinder axes, base setting and power of prisms, and centration for spectacle lenses ready for wear. Includes tolerances for progressive power lenses. Recommendations for characteristics, related to tolerances which cannot be specified, are given in an appendix.
| Committee |
CH/172
|
| DocumentType |
Standard
|
| Pages |
0
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| BS 3668:1963 | Specification for red and green filters used in ophthalmic dichromatic and dissociation tests |
| BS 3521-1:1991 | Terms relating to ophthalmic lenses and spectacle frames Glossary of terms relating to ophthalmic lenses |
| EN ISO 8429:1996 | Optics and optical instruments - Ophthalmology - Graduated dial scale (ISO 8429:1986) |
| BS 3521-2:1991+A1:1996 | Terms relating to ophthalmic lenses and spectacle frames Glossary of terms relating to spectacle frames |
| BS EN ISO 8429:1997 | Optics and optical instruments. Ophthalmology. Graduated dial scale |
| ISO 8429:1986 | Optics and optical instruments — Ophthalmology — Graduated dial scale |
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