aperture of screen

  • 41Depth of field — The area within the depth of field appears sharp, while the areas in front of and beyond the depth of field appear blurry …

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  • 42CinemaScope — was an anamorphic lens series used for shooting wide screen movies from 1953 to 1967. Its creation in 1953, by the president of 20th Century Fox, marked the beginning of the modern anamorphic format in both principal photography and movie… …

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  • 43Photography — is the art, science and practice of creating durable images by recording light or other electromagnetic radiation, either electronically by means of an image sensor or chemically by means of a light sensitive material such as photographic… …

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  • 44Aspect ratio (image) — For other uses, see Aspect ratio (disambiguation). For computer screen topics, see display aspect ratio. For screen rotation and portrait mode, see page orientation. 4:3 redirects here. For the 4/3 digital camera/lens standard, see Four Thirds… …

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  • 45Optical microscope — Microscope Uses Small sample observation Notable experiments Discovery of cells Inventor Hans Lippershey Zacharias Jans …

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  • 46Chromatron — The Chromatron is a color television cathode ray tube design invented by Nobel prize winner Ernest Lawrence and developed commercially by Sony, Litton Industries and others. The Chromatron offered brighter images than conventional color… …

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  • 47Video camera tube — In older video cameras, before the mid to late 1980s, a video camera tube or pickup tube was used instead of a charge coupled device (CCD) for converting an optical image into an electrical signal. Several types were in use from the 1930s to the… …

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  • 48Contarex — The Contarex of 1958 1966 Type 35mm SLR camera Lens mount Contarex bayonet Focus lens helical Exposure 24 × 36mm on 35mm film …

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  • 49Neutron Radiography — is the process by which film is exposed by first passing neutrons through an object to produce a visible image of the materials that make up the object. Primarily used in scientific investigations. Contents 1 Brief History of Neutron Imaging 2… …

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  • 50Neutron imaging — Manual of Style …

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