clicoptic
KRYS vs optovision
Equivalences between the KRYS and optovision progressive lens tiers.
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| Surfacing | Tier | KRYS | optovision |
|---|---|---|---|
| CODIR (HOYA) | optovision | ||
| Traditionnel | 1 | kalysté basic | vario digitalopto easy |
| Traditionnel | 2 | kalysté hd | infinity 2 |
| DIGITAL | 3 | Varifocus | vd free |
| DIGITAL | 4 | — | easy free |
| FREEFORM | 5 | kalysté full hd | progressif free |
| FREEFORM | 6 | — | o'free you |
| FREEFORM | 7 | kalysté full hd indiv | o'design you |
| individualisé | 8 | — | i'vision you |
| individualisé | 9 | — | — |