Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Circle_of_confusion> ?p ?o }
- Circle_of_confusion abstract "In optics, a circle of confusion is an optical spot caused by a cone of light rays from a lens not coming to a perfect focus when imaging a point source. It is also known as disk of confusion, circle of indistinctness, blur circle, or blur spot.In photography, the circle of confusion (CoC) is used to determine the depth of field, the part of an image that is acceptably sharp. A standard value of CoC is often associated with each image format, but the most appropriate value depends on visual acuity, viewing conditions, and the amount of enlargement. Properly, this is the maximum permissible circle of confusion, the circle of confusion diameter limit, or the circle of confusion criterion, but is often informally called simply the circle of confusion.Real lenses do not focus all rays perfectly, so that even at best focus, a point is imaged as a spot rather than a point. The smallest such spot that a lens can produce is often referred to as the circle of least confusion.".
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- Circle_of_confusion wikiPageWikiLink 135_film.
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- Circle_of_confusion wikiPageWikiLink Category:Geometrical_optics.
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- Circle_of_confusion wikiPageWikiLink Chromatic_aberration.
- Circle_of_confusion wikiPageWikiLink Defocus.
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- Circle_of_confusion wikiPageWikiLink Focal_cloud.
- Circle_of_confusion wikiPageWikiLink Focal_length.
- Circle_of_confusion wikiPageWikiLink Focus_(optics).
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- Circle_of_confusion wikiPageWikiLink Sir_William_Abney.
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- Circle_of_confusion wikiPageWikiLink Visual_acuity.
- Circle_of_confusion wikiPageWikiLink William_de_Wiveleslie_Abney.
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- Circle_of_confusion wikiPageWikiLink File:Circle_of_confusion_calculation_diagram.svg.
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- Circle_of_confusion wikiPageWikiLinkText "".
- Circle_of_confusion wikiPageWikiLinkText ""circle of confusion"".
- Circle_of_confusion wikiPageWikiLinkText "Circle of confusion".
- Circle_of_confusion wikiPageWikiLinkText "Circle of confusion#Circle of confusion diameter limit in photography".
- Circle_of_confusion wikiPageWikiLinkText "blur circle".
- Circle_of_confusion wikiPageWikiLinkText "circle of confusion".
- Circle_of_confusion wikiPageWikiLinkText "circles of confusion".
- Circle_of_confusion hasPhotoCollection Circle_of_confusion.
- Circle_of_confusion ref """".
- Circle_of_confusion ref "1829.0".
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- Circle_of_confusion ref "1969.0".
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- Circle_of_confusion ref "1992.0".
- Circle_of_confusion ref "2000.0".
- Circle_of_confusion ref "2002.0".
- Circle_of_confusion reference "Abney, Sir William de Wiveleslie. 1881. A Treatise on Photography. London: Longmans, Green and Co.".
- Circle_of_confusion reference "Coddington, Henry. 1829. A Treatise on the Reflexion and Refraction of light: being Part I. of a System of Optics. Cambridge: J. Smith.".
- Circle_of_confusion reference "Dallmeyer, John Henry. 1874. On the Choice and Use of Photographic Lenses. New York: E. and H.T. Anthony and Co.".
- Circle_of_confusion reference "Dallmeyer, Thomas R. 1892. On the Choice and Use of Photographic Lenses. London: J. Pitcher.".
- Circle_of_confusion reference "Eastman Kodak Company. 1972. Optical Formulas and Their Application, Kodak Publication No. AA-26, Rev. 11-72-BX. Rochester, New York: Eastman Kodak Company.".
- Circle_of_confusion reference "Merklinger, Harold M. 1992. The INs and OUTs of FOCUS: An Alternative Way to Estimate Depth-of-Field and Sharpness in the Photographic Image. v. 1.0.3. Bedford, Nova Scotia: Seaboard Printing Limited. ISBN 0-9695025-0-8. Version 1.03e available in PDF at http://www.trenholm.org/hmmerk/.".
- Circle_of_confusion reference "Ray, Sidney F. 2000. The geometry of image formation. In The Manual of Photography: Photographic and Digital Imaging, 9th ed. Ed. Ralph E. Jacobson, Sidney F. Ray, Geoffrey G. Atteridge, and Norman R. Axford. Oxford: Focal Press.".
- Circle_of_confusion reference "Ray, Sidney F. 2002. Applied Photographic Optics, 3rd ed. Oxford: Focal Press.".
- Circle_of_confusion reference "Society for the Diffusion of Useful Knowledge. 1832. Natural Philosophy: With an Explanation of Scientific Terms, and an Index. London: Baldwin and Cradock, Paternoster-Row.".