Nearly three million cataract surgeries are performed every year in the United States. The majority of patients must wear prescription glasses after the procedure to see properly. But a new technology ...

From evening drives to navigating a house or a park in the dark, there are so many situations where it'd be handy to slip on a simple pair of night-vision lenses and the world that's beyond human ...

Dear Dr. Roach: I am a candidate for cataract surgery. When discussing this with my doctor, he mentioned that there are new lenses that can be used, which make it possible to correct my vision to ...

Please provide your email address to receive an email when new articles are posted on . Surgeons should differentiate between ideal candidates and those to avoid. Extra patient visits are needed with ...

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 ...

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.