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2. List of NATO Supply Classification Groups - Wikipedia

   en.wikipedia.org/wiki/List_of_NATO_Supply...

   6210 - Indoor and Outdoor Electric Lighting Fixtures; 6220 - Electric Vehicular Lights and Fixtures; 6230 - Electric Portable and Hand Lighting Equipment; 6240 - Electric Lamps; 6250 - Ballasts, Lampholders, and Starters; 6260 - Non-Electrical Lighting Fixtures

3. Fluorescent-lamp formats - Wikipedia

   en.wikipedia.org/wiki/Fluorescent-lamp_formats

   Fluorescent lamps in various embodiments. Since their introduction as a commercial product in 1939, many different types of fluorescent lamp have been introduced. Systematic nomenclature identifies mass-market lamps as to overall shape, power rating, length, color, and other electrical and illuminating characteristics.

4. Light fixture - Wikipedia

   en.wikipedia.org/wiki/Light_fixture

   A light fixture (US English), light fitting (UK English), or luminaire is an electrical lighting device containing one or more light sources, such as lamps, and all the accessory components required for its operation to provide illumination to the environment. [1] All light fixtures have a fixture body and one or more lamps.

5. Reference designator - Wikipedia

   en.wikipedia.org/wiki/Reference_designator

   Hardware, e.g., screws, nuts, washers, also used for drilled holes: sometimes hardware is expanded to "HW" HY: Circulator or directional coupler: IR: Infrared diode: often changed to "D" for diode J: Jack (least-movable connector of a connector pair), jack connector (connector may have "male" pin contacts and/or "female" socket contacts)

6. Category:Light fixtures - Wikipedia

   en.wikipedia.org/wiki/Category:Light_fixtures

   A light fixture or luminaire is a technical and professional term for the electrical fixtures used to hold a lamp—a light bulb—the light source. Wikimedia Commons has media related to Lighting fixtures .

7. Glossary of electrical and electronics engineering - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_electrical_and...

   A light sensor that produces or alters a voltage when light is present. photodetector Any device that detects visible light. photodiode A two-terminal device whose terminal voltage or current changes in response to light. photometer An instrument that measures light. photonics The technology of conveying information through light or infrared ...