BS 3521-3:1988
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Terms relating to ophthalmic lenses and spectacle frames Glossary of terms and symbols relating to contact lenses
Hardcopy , PDF
09-07-2003
English
29-02-1988
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National foreword
Committees responsible
Glossary
1 Scope
2 Terms and definitions
2.1 General terms
2.2 Scleral lenses and shells
2.3 Bifocal, multi-focal and progressive power lenses
2.4 Contact lens manufacture and materials
Table
Symbols for dimensions
Figures
1 Axial edge lift and radial edge lift
2 Basic optic diameter and back scleral size of
scleral lens
3 Spherical optic with toroidal scleral
4 Toroidal optic with spherical scleral
5 Dimensions of edged scleral lens
Indexes
English alphabetical index
French alphabetical index
Definitions of terms in common usage that relate to contact lenses and their manufacture, and illustrates the conventional symbols. Also includes terms and definitions in French.
| Committee |
CH/172
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 8320:1986 | Identical |
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