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One improvement over the Source Four is a wider range of adjustment in regards to rotation of the barrel assembly. The patents for some components in this unit have been licensed from ETC. In 2004 ADB introduced WARP Profile - In this ellipsoidal profile spot conventional shutters have been replaced by four integrated blades controlled by a ...
High End System's manufactured the Colormerge as a color mixing unit made to be used with the ETC Source Four ellipsoidal fixture. Unlike a traditional color scroller, it is installed inside the unit between the lamp assembly and shutters. It provides CMY color mixing via dichroic glass plates, controlled thorough DMX512. It was discontinued in ...
The Source Four PAR is similar to the PAR can, but it has differences as well. Unlike the PAR can, the Source Four PAR does not have a movable parabolic reflector. Also, instead of using a PAR lamp, it uses the same lamps as the Source Four Ellipsoidals. Additionally, the Source Four PAR uses changeable lenses that affect the beam. [1]
It was a colour mixing unit made to be used with the ETC Source Four ellipsoidal fixture. Unlike a traditional colour scroller, it was installed inside the unit between the reflector assembly and shutters. It provided CMY colour mixing via dichroic glass plates.
A Lekolite (often abbreviated to Leko) is a brand of ellipsoidal reflector spotlight (ERS) used in stage lighting which refers to the half-ellipsoidal dome reflector within which the instrument's lamp is housed.
In the photographic industry, a "gobo" describes any opaque, usually black, panel, or "flat", [13] of any dimension, that goes between a light source and photographic subject (such as between sun light and a portrait model) to control the modelling effect of the existing light or, used as a "cutter", to create shadows; [14] or even to control ...
A beam projector is a lenseless stage lighting instrument with very little beam spread. [1] It uses two reflectors. The primary reflector is a parabolic reflector and the secondary reflector is a spherical reflector.
Ellipsoidal coordinates are a formal extension of elliptic coordinates into 3-dimensions, which is based on confocal ellipsoids, hyperboloids of one and two sheets. Note that (ellipsoidal) Geographic coordinate system is a different concept from above.
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