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How Does the Eye Focus?

The eye is a complex organ that manipulates light much like a camera does; it has lenses to change the focus and a sensor to recognize intensity and color. How Does the Eye Focus? Starting with the Cornea The first layer of the eye that light hits is the cornea, the surface...

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Your Eyeglass Prescription Expiration

After a visit to the eye doctor, you will get a prescription if you need corrective lenses. The prescription will only be valid for a fixed time; eyeglass prescription expiration periods vary but are usually one to two years. The expiration date is the last day that your...

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LASIK Eye Surgery: The “New Black” for Millennials

It seems like yesterday that Gen-Xers were the young ones. California Raisins were all the rage, and twenty-somethings were abuzz over "Jurassic Park". Today, young people probably wouldn't even recognize those phrases. Culture has changed, and along with it our methods of...

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Legally Blind: What it Means and How it Happens

Vision loss is a serious matter but it does come in varying degrees of severity. Some people with high prescriptions occasionally joke that they are “blind as a bat” without their glasses, but of course this is quite different from someone whose visual impairment...

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Seeing Without Eyes: Amazing Animal Senses

Humans are extremely dependent on their eyes; aside from the blind, who adapt with a heightened awareness of other senses, we use our eyes constantly to gather an enormous variety of information. But many animals use other organs and senses to view the physical world around...

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Deciphering Your Eyeglass Prescription

Following an official eye exam with an optometrist, you are usually handed a copy of your eyeglass prescription, which contains information that a lab requires to make a pair of glasses to correct your unique vision problems. This prescription often appears rather cryptic,...

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Anatomy of the Eye 201: The Unsung Heroes of Eyesight

Previously, we took a tour of the eye to see how it functions. We followed a light wave as it enters the eye and travels through the cornea, lens and vitreous body, onto the retina. There, the rod and cone cells gather data from the light wave and send it to the optic nerve,...

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Tips For Applying Eye Makeup Safely

Mascara and eye shadow are part of many women’s daily beauty regimen. But some may be doing harm. Applying eye makeup safely is just as important to good eye health as regular checkups by your eye doctor. What is in the cosmetics you use and how you apply them can...

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