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Eyes first sub-center and peripheral vision.Central vision is reflecting the macular center concave function, is the human ability to identify the object shape, size, peripheral vision is also called peripheral vision.As vision refers to the far vision and is central vision, the static vision, it reflects is the most sensitive parts of the retina – the function of macular area, usually use eye chart for far visual acuity.
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Incredible new technology in eyewear.
Light weight and durable. Provides instant vision for near,intermediate and far distances.
Continuously adjustable magnification.