مقالات انگلیسی

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Children’s Eye Injuries: Prevention and Care

When children participate in sports, recreation, crafts or home projects, it’s important for them to know eye safety practices and use protective glasses as appropriate. Each year thousands of children sustain eye damage or even blindness from accidents at home, […]
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عینک-سازی

OCCUPATIONAL PROGRESSIVES

OCCUPATIONAL PROGRESSIVES THAT INCLUDE DISTANCE POWERS There are occupational progressive lenses that are used for small office environments and computer viewing, but still include a small distance portion located at the very top of the lens. This requires that the […]
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Vision Risks for Astronauts

Vision Risks for Astronauts Mars may possess a stark and austere beauty, but a manned Red Planet mission will likely not be easy on the eyes. Recently, scientists have begun realizing that spaceflight can cause serious and perhaps permanent vision […]