Ophthalmic lens precursor

B - Operations – Transporting – 29 – D

Patent

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B29D 11/00 (2006.01)

Patent

CA 2751116

This invention discloses an ophthalmic lens precursor (1700) with at least a portion of one surface (1720) free-formed from a Reactive Mixture (1710). In some embodiments, an ophthalmic Lens Precursor is formed on a substrate with an arcuate optical quality surface via a source of actinic radiation controllable to cure a definable portion of a volume of Reactive Mixture.

La présente invention concerne un précurseur de lentille ophtalmique (1700) avec au moins une partie d'une surface (1720) sous forme libre à partir d'un mélange réactif (1710). Selon certains modes de réalisation, un précurseur de lentille ophtalmique est formé sur un substrat avec une surface de qualité optique arquée via une source de rayonnement actinique apte à être contrôlé pour traiter une partie définissable d'un volume de mélange réactif.

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