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2. Flashlight - Wikipedia

   en.wikipedia.org/wiki/Flashlight

   A set of modern LED flashlights. A flashlight or electric torch (Commonwealth English), usually shortened to torch, is a portable hand-held electric lamp.Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s.

3. Bushnell Corporation - Wikipedia

   en.wikipedia.org/wiki/Bushnell_Corporation

   Bushnell Corporation is an American firm that specializes in sporting optics and outdoor products. It is based in Overland Park, Kansas and is a wholly-owned subsidiary of Vista Outdoor . Bushnell makes binoculars , telescopes , spotting scopes , riflescopes , red dot sights , GPS devices , laser rangefinders , game cameras , night-vision ...

4. Lasers and aviation safety - Wikipedia

   en.wikipedia.org/wiki/Lasers_and_aviation_safety

   To give another example, of a more powerful laser—the type that might be used in an outdoor laser show: a 6-watt green (532 nm) laser with a 1.1 milliradian beam divergence is an eye hazard to about 1,600 feet (490 meters), can cause flash blindness to about 8,200 feet (1.5 mi/2.5 km), causes veiling glare to about 36,800 feet (7 mi; 11 km ...

5. International Laser Display Association - Wikipedia

   en.wikipedia.org/wiki/International_Laser...

   The International Laser Display Association (ILDA) is the worldwide non-profit trade association and is dedicated to advancing the use of laser displays in art, entertainment and education. It was founded in August 1986. ILDA sponsors an annual conference and the annual ILDA Awards for artistic and technical achievement in laser shows and displays.

6. News, Politics, Sports, Mail & Latest Headlines - AOL.com

   w.main.welcomescreen.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

7. Long-range optical wireless communication - Wikipedia

   en.wikipedia.org/wiki/Long-range_optical...

   [5] [non-primary source needed] However, laser-based free-space optics lost market momentum when the installation of optical fiber networks for civilian uses was at its peak. [citation needed] Many simple and inexpensive consumer remote controls use low-speed communication using infrared (IR) light. This is known as consumer IR technologies.