Reflector (photography) - Wikipedia

Retroreflector - Make

File:Reflectors.jpg - Wikipedia

Parabolic aluminized reflector - Wikiwand

Cameras in hand, parents proudly document everything. Is that what's best for our kids? - Kansas Reflector

Palomar Observatory - Wikipedia

The Gregorian telescope employs a concave secondary mirror that reflects the image back through a hole in the primary mirror.

Macro photography - EverybodyWiki Bios & Wiki

Beauty Dish Archives — Westcott University

GRASP, Reflector antenna design software