Search results
Results from the WOW.Com Content Network
Zenni Optical (formerly 19dollareyeglasses.com) is an American online retailer of prescription glasses and sunglasses. Founded in 2003 by Tibor Laczay and Julia Zhen, it is based in Novato, California . The company sells more than 2,000 types of prescription glasses and sunglasses but does not sell contact lenses.
Hey four eyes! Your eclipse glasses should be worn on top of your prescription eyeglasses. That's according to an Indiana University professor.
Prism spectacles with a single prism perform a relative displacement of the two eyes, thereby correcting eso-, exo, hyper- or hypotropia. In contrast, spectacles with prisms of equal power for both eyes, called yoked prisms (also: conjugate prisms, ambient lenses or performance glasses) shift the visual field of both eyes to the same extent.
The first-of-its-kind treatment, available nationwide now, takes effect in about 15 minutes, with one drop on each eye reportedly providing sharper vision for six to 10 hours.