The human eye is a simple, but extremely robust, optical instrument. Analysis by sophisticated wavefront-sensing technology and customized ray-tracing has now revealed that the eye is actually an ...

Shini talks to us about optical instruments and how they make magnification possible. How do lenses work? How do they form images? Well, in order to understand how optics work, we have to understand ...

WASHINGTON -- Researchers have developed the first instrument that can provide a detailed image of the entire eye. By incorporating a lens that changes optical parameters in response to an electric ...