B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
B29D 11/00 (2006.01) B29C 45/26 (2006.01)
Patent
CA 2293568
A method of injection molding contact lens molds for cast molding contact lenses having a rotationally asymmetric lens surface, and apparatus for carrying out the method, are disclosed.
L'invention concerne un procédé de moulage par injection dans des moules pour le moulage par coulée de lentilles de contact ayant une surface de rotation asymétrique, ainsi qu'un dispositif pour la mise en oeuvre du procédé.
Bausch & Lomb Incorporated
Osler Hoskin & Harcourt Llp
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