A property of a material that changes the speed of light, computed as the ratio of the speed of light in a vacuum to the speed of light through the material. When light travels at an angle between two ...
A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...
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Single-material CLS sets new power record for thulium laser
The new cladding light stripper design from Fraunhofer IOF significantly boosts thulium fiber laser performance, tackling ...
Kazan University researchers discover new mechanism by which light interacts with structural defects
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Researchers at Harvard’s John A. Paulson School of Engineering and Applied Sciences have announced the first on-chip metamaterial with a refractive index of zero — meaning the phase of light can ...
(Nanowerk News) Toyohashi University of Technology researchers in collaboration with Massachusetts Institute of Technology (MIT), have developed a new material capable of retaining high transmissivity ...
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