Bifocal intraocular lens structure

Details Bifocal intraocular lens structure Bifocal intraocular lens structure

A - Human Necessities

61

F

3/112

A61F 2/16 (2006.01)

Patent

CA 1190703

BIFOCAL INTRAOCULAR LENS STRUCTURE ABSTRACT OF THE DISCLOSURE The invention contemplates structure for surgical implantation within an eye and providing the user with more than one focal length, for viewing at correspondingly different object ranges. In the embodiments disclosed, one intraocular device is relatively fixed in the eye to provide a conven- tionally available viewing range, for example, distance viewing, and another lens element is movably mounted with respect to the fixed distance-viewing lens in such manner as to provide its selective use in com- bination with the fixed lens, for close-object viewing.

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