LAMINATED COMPOSITE LENS

摘要

A composite lens comprises an anterior rigid gas permeable layer, and an annulus of soft material bonded to a posterior surface of the anterior rigid gas permeable layer, wherein a central zone of the composite lens is rigid and without a soft layer, wherein a peripheral zone of the composite lens is generally rigid in its anterior aspect and soft in its posterior aspect.

主权项

1. A composite lens, comprising:
a central zone and a peripheral zone; an anterior rigid layer; and an annulus of soft material bonded to a posterior surface of the anterior rigid layer, the annulus having regions that vary in thickness.