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2. Track lighting - Wikipedia

   en.wikipedia.org/wiki/Track_lighting

   Track lighting is usually combined with directional lamps with reflectors, such as spotlights. [1] These lamps can run under either mains voltage or a lower (often 12 V) voltage. It is common to see line-voltage tracks with low-voltage fixtures. For these, each fixture requires a small built-in transformer to operate it.

3. Spotlight operator - Wikipedia

   en.wikipedia.org/wiki/Spotlight_operator

   This tool device helps the operator to align the follow spot, before any light leaves the follow spot (with the dowser closed in a pre-cue position) or for location reference during stage shots where the spotlight might become hard to see due to overall illumination of the stage, or when two spotlights are overlapping their respective assigned ...

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. Spotlight (theatre lighting) - Wikipedia

   en.wikipedia.org/wiki/Spotlight_(theatre_lighting)

   Spotlights are sometimes located overhead on catwalks. In some theatres, they may also be located in the control booth or purpose-built "spot booths" in addition to the catwalk. Spotlights may be arranged in a variety of patterns for coverage. For example, they can be located to the back or rear of a theater and aimed at the stage in front of them.

6. Daylighting (architecture) - Wikipedia

   en.wikipedia.org/wiki/Daylighting_(architecture)

   Another type of device used is the light tube, also called a tubular daylighting device (TDD), which is placed into a roof and admits light to a focused area of the interior. These somewhat resemble recessed ceiling light fixtures. They do not allow as much heat transfer as skylights because they have less surface area.

7. Stage lighting instrument - Wikipedia

   en.wikipedia.org/wiki/Stage_lighting_instrument

   Strip lights, also known as cyclorama or cyc lights (thus named because they are effective for lighting the cyclorama, a curtain at the back of the stage), border lights, and codas (by the brand name), are long housings typically containing multiple lamps arranged along the length of the instrument and emitting light perpendicular to its length.