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Camera lucida in use. A camera lucida is an optical device used as a drawing aid by artists and microscopists . The camera lucida projects an optical superimposition of the subject being viewed, onto the surface upon which the artist is drawing. The artist sees both scene and drawing surface simultaneously, as in a photographic double exposure.
In geometry, an n-gonal antiprism or n-antiprism is a polyhedron composed of two parallel direct copies (not mirror images) of an n-sided polygon, connected by an alternating band of 2n triangles. They are represented by the Conway notation An . Antiprisms are a subclass of prismatoids, and are a (degenerate) type of snub polyhedron.
AOL. Yahoo! Inc. (2021–present) AOL (stylized as Aol., formerly a company known as AOL Inc. and originally known as America Online [1]) is an American web portal and online service provider based in New York City, and a brand marketed by Yahoo! Inc. The service traces its history to an online service known as PlayNET.
Jurisdiction of the Department, excluding when transporting detainees in Nevada. [1] The California Department of Corrections and Rehabilitation ( CDCR) is the penal law enforcement agency of the government of California responsible for the operation of the California state prison and parole systems. Its headquarters are in Sacramento .
The wavelength of light is then selected by the slit on the upper right corner. An optical spectrometer ( spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials. [1]
Jesús Carranza Neira. José Venustiano Carranza de la Garza ( Spanish pronunciation: [benusˈtjano kaˈransa ðe la ˈɣaɾsa]; 29 December 1859 – 21 May 1920) was a Mexican land owner and politician who served as President of Mexico from 1917 until his assassination in 1920, during the Mexican Revolution. He was previously Mexico's de facto ...
PRISM (Philadelphia Regional In-home Sports and Movies) was an American regional premium cable television channel in the Philadelphia metropolitan area. Launched in September 1976, PRISM was primarily distributed through area cable systems, although it was also available through a scrambled over-the-air signal on WWSG-TV (channel 57, now WPSG) from 1983 to 1985.
Tilt-lens photo of a model train. Note how the focus plane is along the train, and how the blurring of the background proceeds from left to right. Tilt–shift photography is the use of camera movements that change the orientation or position of the lens with respect to the film or image sensor on cameras .