Physicists have developed a lens with 'magic' properties. Ultra-thin, it can transform infrared light into visible light by halving the wavelength of incident light. Lenses are the most widely used ...
Although manufacturers are constantly trying to make smartphones thinner and lighter, they're limited by the phones' curved glass camera lenses. Now, however, researchers have developed a flat lens ...
Infrared light passes through the metal lens and is converted into violet light and focussed in a focal point due to the material and the special surface structures – enlarged in the magnifying glass.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results