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Equivalences between the LISSAC and OPHTALMIC progressive lens tiers.
| Surfacing | Tier | LISSAC | OPHTALMIC | |
|---|---|---|---|---|
| BBGR | ESSILOR | OPHTALMIC | ||
| Traditionnel | 1 | Probasic | Probasic | prog e |
| Traditionnel | 2 | — | — | EpsyProg e hr |
| DIGITAL | 3 | perfect | — | kinetic hr+ |
| DIGITAL | 4 | expert dsshorty ds* | — | response + |
| FREEFORM | 5 | expert/shorty dsimorphéo | — | eyes³ |
| FREEFORM | 6 | morphéo dsimorphéo mio | — | eyes³ fit |
| FREEFORM | 7 | — | — | b-fit |
| individualisé | 8 | — | — | — |
| individualisé | 9 | — | — | — |