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Prism spectrometer. A prism spectrometer is an optical spectrometer which uses a dispersive prism as its dispersive element. The prism refracts light into its different colors ( wavelengths ). The dispersion occurs because the angle of refraction is dependent on the refractive index of the prism's material, which in turn is slightly dependent ...
Single player. Evolution: The World of Sacred Device [a] is a role-playing video game for the Dreamcast and Neo Geo Pocket Color (developed and published by SNK under the name Evolution: Eternal Dungeons [b] ). It was developed by Sting and published by Sega and Entertainment Software Publishing in Japan and Ubi Soft in North America and Europe.
Born. 1768. Nationality. Scottish. Known for. invented the Nicol prism, the first device for obtaining plane polarized light. Nicol's house, 12 Inverleith Terrace, Edinburgh. Memorial to William Nicol, Warriston Cemetery. William Nicol FRSE FCS (1768? – 2 September 1851) was a Scottish geologist and physicist who invented the Nicol prism, the ...
PRISM is a code name for a program under which the United States National Security Agency (NSA) collects internet communications from various U.S. internet companies. [1] [2] [3] The program is also known by the SIGAD US-984XN. [4] [5] PRISM collects stored internet communications based on demands made to internet companies such as Google LLC ...
Sentenced to Prism is a science fiction novel by American writer Alan Dean Foster, a stand-alone entry in his Humanx Commonwealth series of books. Like many of his books, Foster creates an extraordinary world that he tries to make unlike anything ever seen by his readers by creating a primarily silicon-based planet with almost everything seeming to be made from crystals, glass, and reflective ...
Posture corrector. A posture corrector, also known as a postural corrector, is a device that leads to awareness of the current posture. They can be in the form of braces, as well as restrictive clothing, with other types of gadgets also available on the market. Modern devices may include some electronics, as well as gyroscopes and magnets too.
Toftness device. The Toftness Radiation Detector is an instrument used by some chiropractors. It was patented by Irwing N. Toftness in 1971, [1] and was banned from use in the United States in 1982. [2] Toftness claimed that it detected electromagnetic radiation emanating from vertebral subluxations (small dislocations). [3]
Flip mirror. A flip mirror unit is used on astronomical telescopes and other optical instruments in order to send the light from an object in a new direction using a small mirror which can be moved into the lightbeam. It is a mirror-diagonal that can hold both a camera and an eyepiece and allows the view to be switched between them by moving a ...