Patent Number: 6,305,661

Title: Mold for making rotationally asymmetric contact lenses

Abstract: A mold is disclosed for making rotationally asymmetric contact lenses. The mold comprises a first concave or convex surface that is rotationally asymmetric for forming the surface of the contact lens thereagainst, a second concave or convex surface opposed to the first surface that is also rotationally asymmetric, and a segment of the mold between the first and second surfaces having a substantially uniform thickness.

Inventors: Kennedy; Gabriel Philip (Tramore, IE)

Assignee: Bausch & Lomb Incorporated

International Classification: B29C 45/26 (20060101); B29D 11/00 (20060101); B29D 011/00 ()

Expiration Date: 10/23/2018