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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 
foreign body
Health care; Optometry
Something in or on the eye that doesn't belong there. Symptoms include foreign body sensation, eye pain or discomfort, a red or pink eye, tearing, frequent blinking, blurred ...
Snellen chart
Health care; Optometry
Standard chart with letters, numbers, or symbols printed in rows of decreasing size used by eye care professionals in distance visual acuity testing. The chart was invented by ...
antioxidant
Health care; Optometry
Substance that inhibits oxidation and can guard the body from damaging effects of free radicals. Molecules with one or more unpaired electrons, free radicals can destroy cells ...
amaurosis fugax
Health care; Optometry
Sudden and usually temporary vision loss caused by an "eye stroke. " When a clot or blockage disrupts blood flow to the eye, symptoms can include curtain-like darkness, usually in ...
photokeratitis
Health care; Optometry
Sunburn of the cornea; symptoms include discomfort, blurred vision, and light sensitivity. The temporary vision loss that can result is called "snow blindness. "
refractive surgery
Health care; Optometry
Surgery that corrects visual acuity, with the objective of reducing or eliminating the need for glasses and contacts. Includes radial keratotomy, PRK, LASIK, and corneal ...
Laser-Assisted In Situ Keratomileusis (LASIK)
Health care; Optometry
Surgical procedure in which a tiny flap is cut in the top of the cornea, underlying corneal tissue is removed with an excimer laser, and the flap is put back in place. LASIK ...
Sub-categories
- Contact lenses (3070)
- Eye surgery (2811)
- Glasses (802)
- Optometry (16172)
- Sunglasses (524)