parabolic aluminized reflector

It's also an acronym for parabolic aluminized reflector.

"Parabolic aluminized reflector," he said.

Parabolic aluminized reflector (PAR) bulbs control light more precisely.

The suffix identifies the Source Four PAR as a parabolic aluminized reflector (PAR).

Parabolic Aluminized Reflector lights, or PAR lights, or PAR cans, are used when a substantial amount of flat lighting is required for a scene.

A parabolic aluminized reflector lamp (also PAR light, PAR can, or simply PAR) is a type of electric lamp that is widely used in commercial, residential, and transportation illumination.