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2. Holiday lighting technology - Wikipedia

   en.wikipedia.org/wiki/Holiday_lighting_technology

   Many mini sets use standard 3 mm dome-shaped LEDs, and have a plastic cover over them to provide refraction, which is an important step in diffusing the unidirectional light they cast. These covers come in C5, C6, and C7 sizes (5 ⁄ 8, 3 ⁄ 4, and 7 ⁄ 8-inch, or 16, 19, and 22 mm diameters, respectively) pointed "strawberries", G12 (12mm or ...

3. Architectural lighting design - Wikipedia

   en.wikipedia.org/wiki/Architectural_lighting_design

   The history of electric light is well documented, [11] and with the developments in lighting technology the profession of lighting developed alongside it. The development of high-efficiency, low-cost fluorescent lamps led to a reliance on electric light and a uniform blanket approach to lighting, but the energy crisis of the 1970s required more design consideration and reinvigorated the use of ...

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. Lighting - Wikipedia

   en.wikipedia.org/wiki/Lighting

   For example, a 60 W incandescent light bulb produces about the same amount of light as a 13 W compact fluorescent lamp. Each of these technologies has a different efficacy in converting electrical energy to visible light. Visible light output is typically measured in lumens. This unit only quantifies the visible radiation, and excludes ...

6. 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.

7. Stage lighting - Wikipedia

   en.wikipedia.org/wiki/Stage_lighting

   Light source . Lens or opening – the gap in the housing where the light is intended to come out. Reflector – behind or around the light source in such a way as to direct more light towards the lens or opening. Additional features will vary depending on the exact type of fixture.