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Focus-Free Flat Lens Could Shrink Phone Cameras

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Mar 16, 2020, 10:44 AM   by Rich Brome   @rbrome

Researchers at the University of Utah have developed an entirely new type of lens that is thin and flat, yet has an extreme depth of focus compared to traditional lens designs. A single flat lens can replace multiple bulky curved lenses, while keeping in focus multiple objects that are up to 6 meters apart from each other. The lens surface is patterned with nano-structures that bend the light in new shapes compared to traditional lenses.




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