Collimator
A mechanical device, sometimes called a "slit", installed along the trajectory of a beam to reduce the size of the beam. Collimators are also useful for removing stray radiation.
See also: Collimated Light, Collimation.
A mechanical device, sometimes called a "slit", installed along the trajectory of a beam to reduce the size of the beam. Collimators are also useful for removing stray radiation.
See also: Collimated Light, Collimation.