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BS EN ISO 21987:2017
Ophthalmic optics. Mounted spectacle lenses
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Summary
Tolerances (measurement);Surface treatment;Visual inspection (testing);Prisms (optical);Circular shape;Spectacle lenses;Ophthalmic equipment;Bevelled;Dimensional tolerances;Focal length;Spectacles (eyeglasses);Marking;Ophthalmology;Fitting;Optical measurement;Optics;Angular tolerances;Lenses;Tolerances of position;Optical phenomena
Technical characteristics
| Publisher | British Standards Institution (BSI) |
| Publication Date | 09/15/2017 |
| Page Count | 32 |
| Themes | Optical phenomena |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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