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High-intensity discharge lamps are a type of arc lamp. Brand new high-intensity discharge lamps make more visible light per unit of electric power consumed than fluorescent and incandescent lamps, since a greater proportion of their radiation is visible light in contrast to infrared. However, the lumen output of HID lighting can deteriorate by ...
A test conducted on January 24, 2013 Opening on March 6, 2013 A time lapse image of Market Street, with The Bay Lights in the background. The Bay Lights was a site-specific monumental light sculpture and generative art installation on the western span of the San Francisco–Oakland Bay Bridge, designed to commemorate the 75th anniversary of its opening.
For each half-cycle, part of the LED emits light and part is dark, and this is reversed during the next half-cycle. The efficiency of this type of HP-LED is typically 40 lm/W. [54] A large number of LED elements in series may be able to operate directly from line voltage. In 2009, Seoul Semiconductor released a high DC voltage LED, named ...
15 kW xenon short-arc lamp used in IMAX projectors High-speed, slow-motion video of a xenon flashtube recorded at a speed of 44,025 frames per second.. A xenon arc lamp is a highly specialized type of gas discharge lamp, an electric light that produces light by passing electricity through ionized xenon gas at high pressure.
The season's final best-of-seven playoff series which determines the American League team that will advance to the World Series. The ALCS–like its analog, the NLCS –came into being in 1969. The ALCS winner takes the American League pennant and the title of American League Champion for that season.
The 2020 model year's battery capacity increased to 66 kWh because of a small change made to the battery chemistry that increased the EPA-rated range by 21 miles (34 km). [6] Physically, the battery is 50.2 in (1,280 mm) wide, 71.1 in (1,810 mm) long, and 7.3 to 13.7 in (190 to 350 mm) high, weighing 947 lb (430 kg).
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