SALT LAKE CITY — The thickness of the crystalline lens could be a marker for accommodative effort in presbyopic eyes, according to data presented at the Association for Research in Vision and ...

In the U.S. market, we currently have three newer multifocal IOLs approved for use: the Alcon Clareon PanOptix Pro, the ...

A new fully-adjustable synthetic eye lens from the University of Leeds, and made from liquid crystal, is designed to surgically replace long-sighted lenses in the human eye.

Lens implants can enhance vision during cataract surgery. Updated: ; Jan. 17, 2010, 3:00 p.m. | Published: ; Jan. 17, 2010, 2:00 p.m.

Astigmatism is when either the cornea or the crystalline lens in the eye does not curve in the usual way. A person may have blurred vision or find themselves squinting. Corrective lenses can often ...

This is the most common type, which involves the cornea, or crystalline lens, curving in more than one direction. It’s shaped like an oval instead of a sphere.

The lens features a bilayer structure made of liquid crystal materials. Each layer responds differently to the applied electric field, splitting incoming light into oppositely polarized beams. Bifocal ...