A retroreflector is a material used to reflect back light beam toward its source with minimum or no scattering. Retroreflectors are naturally present in eyes of some animals. It is known as eyeshine. Retroreflectors are primarily used to increase visibility during night.
A retroreflector is a material used to reflect back light beam toward its source with minimum or no scattering. Retroreflectors are naturally present in eyes of some animals. It is known as eyeshine. Retroreflectors are primarily used to increase visibility during night.