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2. Safety reflector - Wikipedia

   en.wikipedia.org/wiki/Safety_reflector

   A safety reflector is a retroreflector intended for pedestrians, runners, motorized and non-motorized vehicles. A safety reflector is similar to reflective stripes that can be found on safety vests and clothing worn by road workers and rescue workers. They are sometimes erroneously called luminous badges or luminous tags, but this is incorrect ...

3. Reflector - Wikipedia

   en.wikipedia.org/wiki/Reflector

   Reflector, in an electronic mailing list, a single email address that reflects (sends/remails) a copy of an email sent to it to other email addresses. Reflector router, used in a distributed reflected denial of service attack (DRDoS) Reflector (cellular automaton), a type of pattern. Reflector, conferencing system used in the Internet Radio ...

4. Reflector (photography) - Wikipedia

   en.wikipedia.org/wiki/Reflector_(photography)

   Reflector (photography) A traditional umbrella-style reflector, used to diffuse light from a photographic lamp to which it is normally attached. In photography and cinematography, a reflector is an improvised or specialised reflective surface used to redirect light towards a given subject or scene.

5. Reflecting telescope - Wikipedia

   en.wikipedia.org/wiki/Reflecting_telescope

   24-inch convertible Newtonian/Cassegrain reflecting telescope on display at the Franklin Institute. A reflecting telescope (also called a reflector) is a telescope that uses a single or a combination of curved mirrors that reflect light and form an image. The reflecting telescope was invented in the 17th century by Isaac Newton as an ...

6. Retroreflector - Wikipedia

   en.wikipedia.org/wiki/Retroreflector

   Surveying. A typical surveying prism with back target. In surveying, a retroreflector—usually referred to as a prism —is normally attached on a surveying pole and is used as a target for distance measurement, for example, a total station. The instrument operator or robot aims a laser beam at the retroreflector.

7. Parabolic reflector - Wikipedia

   en.wikipedia.org/wiki/Parabolic_reflector

   A parabolic (or paraboloid or paraboloidal) reflector (or dish or mirror) is a reflective surface used to collect or project energy such as light, sound, or radio waves. Its shape is part of a circular paraboloid, that is, the surface generated by a parabola revolving around its axis. The parabolic reflector transforms an incoming plane wave ...