LYCOS RETRIEVER
Eyeglasses
built 648 days ago
Eyeglasses today are fashion accessories, as stylish as purses and belts. In fact, you'll find familiar names - Calvin Klein and Bill Blass to name just two - on your choice of frames these days. So don't fret if contact lenses irritate your eyes. Instead, scope out the latest fashion frames to give your face a fresh look.
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Eyeglasses are devices for aiding, improving or correcting defective sight. In addition correcting various eye conditions, eyeglasses are ... utilized for protecting eyes from damage caused by sunlight, ultraviolet light or flying objects. Eyeglasses typically consist of a pair of glass or plastic lenses mounted in a frame that sits on the bridge of the nose and is held in place with arms that rest or are hooked behind the ears.
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Eyeglasses sometimes have unwanted effects including magnification or reduction, distortion, color fringes, altered depth perception, etc. Although many people think of lenses as magnifiers, the lenses within eyeglasses improve vision primarily by reducing blur. Depending on the optical setup, they may ... produce magnfication or reduction of images which may or may not be intentional or desirable.
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Eyeglasses correct blur by focusing light on the retina or by assisting the eye to focus light on the retina. Eyeglasses sometimes have unwanted effects including magnification or minification, distortion, color fringes, altered depth perception, etc. Additional ways to improve focus are to alter the shape of various eye structure via refractive surgeryor special contact lenses.
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Eyeglasses have ... become quite stylish as fashion accessories, especially among fans of high end designers. Many people change their frames in the same way as shoes or handbags, with different colors and styles to match their wardrobes.
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There are millions of people in the world today who need eyeglasses to see clearly. Globally, one child in four cannot see well enough to learn to read without glasses. By age 40, 90% of adults experience a decrease in the ability to read print and need eyeglasses. Many developing countries lack the resources to manufacture quality lenses. The cost of imported eyeglasses is far beyond the means of the average citizen. Millions will fail to reach their economic, educational, and social potential without access to quality eyeglasses.
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