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Eyewear

Eyeglasses, goggles or other objects worn over the eyes, usually to aid vision or for protective purposes.

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Eyewear > Optometry

prism

Health care; Optometry

In optics, a lens that can have precise geometric configurations enabling light to be bent or reflected in certain ways. A prism also can split white light into different wave ...

fixation

Health care; Optometry

In terms of vision, the eye's ability to maintain gaze upon an object.

optician

Health care; Optometry

In the United States, opticians are not doctors, but in some states they must complete training and be licensed. And in some states they can, after special training, become ...

parinaud dorsal midbrain syndrome

Health care; Optometry

Inability to look up, typically associated with a brain lesion, characterized by nystagmus and pupil unresponsiveness to light. Causes include hydrocephalus ("water on the ...

keratotomy

Health care; Optometry

Incision of the cornea.

toxocariasis

Health care; Optometry

Infection caused by Toxocara worms, which are typically found in cat and dog intestines. The form found in the eyes, ocular larva migrans, can cause vision loss.

canaliculitis

Health care; Optometry

Inflammation of a tear duct (or ducts), caused by a bacterial infection. Symptoms of this disorder include discharge, a red or pink eye and a swollen upper or lower eyelid near ...

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