Patent · US Active

Free form ophthalmic lens

US7905594B2 · kind B2 · utility

36Cited by
39References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 2009
Grant dateMar 15, 2011
Priority date
Expiry dateMar 2, 2029

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB33Y80/00
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

This invention provides for an ophthalmic lens with at least one portion of the lens including multiple voxels of polymerized crosslinkable material. In addition, the present invention provides for apparatus for generating an ophthalmic lens with at least one portion including multiple voxels of polymerized crosslinkable material. In some embodiments, an ophthalmic Lens includes a surface with one or both of a raised area and a depressed area.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.