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Fiber optic trees come in two major varieties, one resembles a traditional Christmas tree. [17] The other type of fiber optic Christmas tree is one where the entire tree is made of wispy fiber optic cable, a tree composed entirely of light. [17] David Gutshall, of Johnstown, Pennsylvania, received a patent for the latter type of fiber optic ...
A pre-lit tree is an artificial Christmas tree which is pre-wired with Christmas lights. The lights are wrapped around the tree before it is sold, reducing set up time and making storage simpler. The lights cannot usually be removed from the tree because they are normally embedded within the artificial branches.
Fiber optic technology is also used in holiday lighting, especially by incorporating it into artificial Christmas trees. Incandescent lamps or LEDs are located in the tree base and many optic fibers extend from the lamps to the ends of the tree branches. [4] [citation needed]
Christmas tree decorated with lights, stars, and glass balls Glade jul by Viggo Johansen (1891), showing a Danish family's Christmas tree North American family decorating Christmas tree (c. 1970s) A Christmas tree is a decorated tree, usually an evergreen conifer , such as a spruce , pine or fir , associated with the celebration of Christmas ...
These fiber optic coating layers are applied during the fiber draw, at speeds approaching 100 kilometers per hour (60 mph). Fiber optic coatings are applied using one of two methods: wet-on-dry and wet-on-wet. In wet-on-dry, the fiber passes through a primary coating application, which is then UV cured, then through the secondary coating ...
Increasing amounts of data are transmitted at higher and higher speeds over fiber optic networks operating at 1 Gbit/s, 10 Gbit/s, or more. The Internet continues to grow, driven by ever-greater amounts of online information and knowledge, commerce, entertainment and social networking services. [58]
The Sri Lankan Christmas tree is the world's tallest artificial Christmas tree. [1] [2] It was built on the Galle Face Green in Colombo, Sri Lanka, the tree is 72.1 m (236 ft 6.58 in) tall and opened on Christmas Eve 2016. The cone-shaped tree is a steel-and-wire frame made from scrap metal and wood, and
His past responsibilities in the Chatham/Tung-Sol lead him to Board of Directors for several companies such as Varian Associations (early vacuum tubes, analytical equipment and semiconductor manufacturing equipment), Control Data Corporation, Dresser Industries (a manufacturer of actuators, valves, meters, instruments, regulators, switches ...
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