Nonlinear optics is the study of how intense light interacts with matter. The optical response of a material usually scales linearly with the amplitude of the electric field. At high powers ...

Applied optics is a branch of optics and photonics that specifically focuses on using light for practical purposes. Such uses include collecting light from the sun and converting it to electricity ...

Vortex makes some of the best optics for hunting—no doubt about that. And whether you've been eyeing up a new rifle scope, spotting scope, or binos, Black Friday is the time to buy them.