Progressive Lens Design

Progressive Contact lenses
Progressive lenses are by far one of the most complex lenses on the market. This often leaves the patient begging to know what the difference is between brands and designs. What all progressive lenses have in common is a distance section towards the top of the lens, a reading section towards the bottom nasal area of the lens, and connecting these two is an intermediate corridor. On either s...
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Anti-Reflective Coatings

While purchasing new eye wear you may on occasion have been asked whether or not you would like an anti-reflective coating on your lenses. What exactly is an a/r coating? Do you need it? How this coating works and what it does is a fascinating subject.Refraction vs. ReflectionAs light encounters a lens three things happen. Some of the light passes through the lens, this is called refraction, some ...
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Transitions Optical Introduces Faster Photochromic Lenses

Transitions Optical, Inc. - the worldwide leader in photochromic eyeglass lenses that adjust automatically to different lighting conditions - announces they have introduced a new, faster-changing lens that becomes clear indoors in less than half the time it takes for the tint in previous photochromic lenses to fade. The new lens - Transitions(R) V lenses with ESP(TM) - is available in lightwe...
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Lenses That Darken in Sunlight

Photochromic lenses are lenses that are clear indoors and darken automatically to a moderate sunglass tint when exposed to sunlight.  The term photochromic refers to this feature of changing color ("chroma") in response to light ("photo-").   Though photochromic is the proper generic term for all lenses that darken in sunlight, these lenses are often referred to by a specific brand ...
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