Quartz Iodide lighting

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• Hydrargyrum quartz iodide — (HQI) is a special type of high intensity discharge (or HID) lighting, where the light is produced using a very high voltage electrical arc through a gas. The H in HQI comes from hydrargyrum , the Latin name for the element mercury. When heated,… …   Wikipedia

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• Neon lighting — Times Square, New York City, has been famous for elaborate neon lighting displays since th …   Wikipedia

• Hydrargyrum medium-arc iodide lamp — Hydrargyrum medium arc iodide, or HMI, is a mercury halide gas discharge medium arc length lamp with a multi line spectra emission. The name implies that hydrargyrum, an archaic term for Mercury (Hg), is held as a vapour mixed with other rare… …   Wikipedia

• Stage lighting instrument — Stage lighting instruments are used in stage lighting to illuminate theatrical productions, rock concerts and other performances taking place in live performance venues. They are also used to light television studios and sound stages.Terminology… …   Wikipedia

• Stage lighting — Modern stage lighting is a flexible tool in the production of theatre, dance, opera and other performance arts. Several different types of stage lighting instruments are used in the pursuit of the various principles or goals of lighting.… …   Wikipedia

• QI — Quality Improvement (Medical » Hospitals) * Quite Interesting (Internet » Chat) * Quality Indicator (Governmental » Military) * Quality Indicator (Governmental » US Government) * Qualified Intermediary (Business » Positions) * Quality Of… …   Abbreviations dictionary

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• Sulfur lamp — The sulfur lamp (also sulphur lamp) is a highly efficient full spectrum electrodeless lighting system whose light is generated by sulfur plasma that has been excited by microwave radiation. The technology was developed in the early 1990s, but,… …   Wikipedia

• Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr …   Wikipedia