resolution test chart

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• 1951 USAF Resolution Test Chart — is a resolution test pattern conforms to MIL STD 150A standard, set by US Air Force in 1951. It is still widely accepted to test the resolving power of optical imaging systems such as microscopes and cameras, although MIL STD 150A was cancelled… …   Wikipedia

• Optical resolution — This article is about optical resolution in optics. For the method of separating enantiomers in chemistry, see Chiral resolution. Optical resolution describes the ability of an imaging system to resolve detail in the object that is being imaged.… …   Wikipedia

• USAF-Chart — Das USAF Chart aus dem Jahre 1951 Das USAF Chart (auch: USAF Resolution Test Chart, USAF 1951 Resolving Power Test Target, deutsch etwa: „USAF Auflösungstesttafel“) wurde im Jahre 1951 von der USAF, also den Luftstreitkräften der Vereinigten… …   Deutsch Wikipedia

• Test Card H — is the name given to a test card designed by the BBC. However, it was never broadcast and used as a line up chart for cameras, possibly used to test chroma specifications as well as resolution and bandwidth.ee also*List of BBC test cards …   Wikipedia

• Genealogical DNA test — For a non technical introduction to genetics in general, see Introduction to genetics. Part of a series on Genetic genealogy Concepts Population genetics Haplogroup/ Haplotype Most recent common ancestor Human mitochondrial DNA haplogroups Human… …   Wikipedia

• Electronic Chart Display and Information System — An Electronic Chart Display and Information System (ECDIS) is a specific form of computer based navigation information system that complies with International Maritime Organization (IMO) regulations and can be used in lieu of paper navigation… …   Wikipedia

• International reactions to the 2006 North Korean nuclear test — were nearly unanimous in their condemnation and denunciation of the test. Africa*flag|Egypt: The Egyptian Foreign Ministry expressed its concern over the test and called for all parties to exercise restraint and to return to the Six Party Talks.… …   Wikipedia

• Indian Head test card — The Indian Head Test Card was a black and white television test pattern which was introduced in 1939 by RCA of Harrison, New Jersey as a part of the RCA TK 1 Monoscope. 20th century television later became so important socially that this purely… …   Wikipedia

• Siemens star — A Siemens star is a device used to test the resolution of optical instruments, printers and displays. It consists of a pattern of bright spokes on a dark background, which radiate from a common centre and become wider as they get further from it …   Wikipedia

• Photographic lens — A photographic lens (also known as objective lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media… …   Wikipedia

• F-number — In optics, the f number (sometimes called focal ratio, f ratio, or relative aperture [Smith, Warren Modern Lens Design 2005 McGraw Hill] ) of an optical system expresses the diameter of the entrance pupil in terms of the focal length of the lens; …   Wikipedia