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A laser pointer or laser pen is a (typically battery-powered) handheld device that uses a laser diode to emit a narrow low-power visible laser beam (i.e. coherent light) to highlight something of interest with a small bright colored spot. The small width of the beam and the low power of typical laser pointers make the beam itself invisible in a ...
Optical discs, laser pointers, data communications. 780 nm compact disc, 650 nm general DVD player and 635 nm DVD for Authoring recorder laser are the most common lasers type in the world. Solid-state laser pumping, machining, medical. InGaAsP: 1.0-2.1 μm
Until the sale closed on August 4, WGNT was the smallest station by market size to be owned by CBS following the Four Points Media Group deal. The sale of WGNT also made WJZ-TV (channel 13) in Baltimore the smallest station by market size that is still owned by CBS (WGNT, along with WTKR, is now owned by The E. W. Scripps Company [43]).
The LeVeque Tower is a 47-story skyscraper in Downtown Columbus, Ohio. At 555 feet 5 inches (169.29 m) it was the tallest building in the city from its completion in 1927 to 1974, and remains the second-tallest today. Designed by C. Howard Crane, the 353,768-square-foot (32,866.1 m 2) Art Deco skyscraper was opened as the American Insurance ...
Laser safety. Laser radiation safety is the safe design, use and implementation of lasers to minimize the risk of laser accidents, especially those involving eye injuries. Since even relatively small amounts of laser light can lead to permanent eye injuries, the sale and usage of lasers is typically subject to government regulations.
Reeb Avenue Center. The Reeb Avenue Center is a community center and 501 (c) (3) in the Reeb-Hosack neighborhood of Columbus, Ohio. The Reeb Center opened in 2015, after a $12.5 million renovation. The Center and its multiple nonprofit subtenants provide services including workforce development and job training, early learning preschool and ...
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