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Currently Browsing: Results for Tag "Wavelengths"

The first flat lens, thinner than a strand of hair, can now see in color

The first flat lens, thinner than a strand of hair, can now see in color The Harvard research team behind the first flat lens is now creating an ultra-thin, single layer lens that can see in color.Paulson School of Engineering and Applied Sciences created the first planar, or flat, lens last year using a 600-nanometer thick metasurface pattern made from titanium dioxide.