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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 
polycarbonate
Health care; Optometry
Plastic that is very impact-resistant, and is thus sometimes used for spectacle lenses and frames.
ischemia
Health care; Optometry
Poor blood flow. Obstructions such as clots in veins and arteries can block blood flow, depriving tissue of oxygen and nutrients. These blockages also can cause "eye strokes" ...
vascular problem
Health care; Optometry
Problems with your body's vascular system (i.e., blood vessels, arteries and so on) can include hardening of the arteries, high blood pressure, a clot, an aneurysm, an embolus, ...
orthokeratology
Health care; Optometry
Procedure in which a doctor fits you with special gas permeable contact lenses to reshape your cornea and correct errors like nearsightedness. Often, patients wear the lenses ...
astigmatic keratotomy (AK)
Health care; Optometry
Procedure in which a surgeon cuts the cornea so that it is more spherical when it heals, thus reducing astigmatism.
laser photocoagulation
Health care; Optometry
Procedure in which a surgeon uses a laser to coagulate tissue, usually to seal leaking blood vessels and destroy new ones in diseases like macular degeneration and diabetic ...
Sub-categories
- Contact lenses (3070)
- Eye surgery (2811)
- Glasses (802)
- Optometry (16172)
- Sunglasses (524)