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2. Ellipsoidal reflector spotlight - Wikipedia

   en.wikipedia.org/wiki/Ellipsoidal_reflector...

   Ellipsoidal reflector spot (abbreviated to ERS, or colloquially ellipsoidal or ellipse) is the name for a type of stage lighting instrument, named for the ellipsoidal reflector used to collect and direct the light through a barrel that contains a lens or lens train. The optics of an ERS instrument are roughly similar to those of a 35 mm slide ...

3. Scoop (theater) - Wikipedia

   en.wikipedia.org/wiki/Scoop_(theater)

   Scoop (theater) In stage lighting, an ellipsoidal reflector floodlight (sometimes known by the acronym ERF which is often pronounced "erf"), better known as a scoop, is a large, simple lighting fixture with a dome-like reflector, large high-wattage lamp and no lens. It consists almost entirely of a lamp in the center of a big curved metal (or ...

4. Stage lighting instrument - Wikipedia

   en.wikipedia.org/wiki/Stage_lighting_instrument

   The light from the lamp is efficiently gathered by the ellipsoidal reflector and sent forward through the gate, shutters and lens system. [1] A diagram of a Selecon Performance Lighting Pacific Zoomspot. The truncated conical ellipse allows better focusing abilities for the light.

5. Stanley McCandless - Wikipedia

   en.wikipedia.org/wiki/Stanley_McCandless

   These fixtures incorporated the use of ellipsoidal shaped reflectors, which were later developed into the ellipsoidal reflector spotlight. This lighting fixture has become the staple for theatre lighting inventories in America and England due to its ability to shape light with shutters and gobos or templates.

6. Stage lighting - Wikipedia

   en.wikipedia.org/wiki/Stage_lighting

   Stage lighting is the craft of lighting as it applies to the production of theater, dance, opera, and other performance arts. [1] Several different types of stage lighting instruments are used in this discipline. [2] In addition to basic lighting, modern stage lighting can also include special effects, such as lasers and fog machines.

7. Gobo (lighting) - Wikipedia

   en.wikipedia.org/wiki/Gobo_(lighting)

   A gobo is an object placed inside or in front of a light source to control the shape of the emitted light and its shadow. [1][2][3][4][5] For studio photography purposes, the term "gobo" has come to refer to any device that casts a shadow, and various pieces of equipment that go in front of a light (such as a gobo arm or gobo head). [6] In ...