Artificial Iris in a smart contact lens
“The artificial iris solution is based on the so-called guest–host liquid crystal (GH-LCD). GH-LCD [MORE]
Focusing Eyeglasses
In 1987 Japanese camera maker Canon introduced its electro-optical system for autofocusing. Sensors perceived where the eye was looking [MORE]
TruFocals
As eyes age, elasticity of the lens diminishes, resulting in vision impairment. Bifocals and trifocals can correct problems, but [MORE]