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NBN EN ISO 11380:1996
Optics and optical instruments - Ophthalmic optics - Formers (ISO 11380:1994)
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Summary
Specifies the characteristics of formers which are used in edging machines to edge lenses designed for insertion into spectacle frames. Not applicable to separate formers required for supplementary treatment of lenses, for example facetting.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 08/23/1996 |
| Cancellation Date | 12/31/1996 |
| Page Count | 11 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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23/08/1996
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