By Ben Coxworth November 28, 2024 The Seekr can be clipped to the user’s clothing, so it takes in their view of the world Seekr View 2 Images White canes are fine for helping blind users make their way down streets and hallways, but they certainly can’t tell those users what objects, signs or scenes are...
Tag: <span>clear vision</span>
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Spiral-shaped lens provides clear vision at a range of distances and lighting conditions
by Optica Researchers have developed a new type of lens that uses a spiral-shaped surface to maintain a clear focus at different distances in varying light conditions. Credit: Laurent GalinierResearchers have developed a spiral-shaped lens that maintains clear focus at different distances in varying light conditions. The new lens works much like progressive lenses used for...