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of the same quantity. The Jones diagram therefore represents four variables. Each quadrant shares the vertical axis with its horizontal neighbor, and the horizontal axis with the vertical neighbor. For example, the top left quadrant shares its vertical axis with the top right quadrant, and the
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The Jones diagram concept can be used for variables that depend successively on each other. Jones's original diagram used eleven quadrants to show all the elements of his photographic system.
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via its effective focal length – for example, the yellow line shows that 18 mm on 3:2 APS-C is equivalent to 27 mm
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83:"a graphical illustration of a Jones Diagram for calibrating user specified tone reproduction
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Two-quadrant analogue of a Jones diagram showing the relationship between a camera's
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horizontal axis with the bottom left quadrant. The overall system response is in
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diagrams". These diagrams are used in the design of photographic systems (
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I; the variables that contribute to it are in quadrants II through IV.
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in the 1940s, where each axis represents a different
154:Example of a motion-picture film Jones diagram
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91:A common application of Jones diagrams is in
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189:This photography-related article is a
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132:Walls, H. J. & Attridge, G. G.
81:FIG. 1 from U.S. Patent 6,484,631.
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136:London: Focal Press Ltd., 1977.
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158:Example of a CRT Jones diagram:
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73:Jones diagrams in photography
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240:Science of photography
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161:US patent 5371537
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134:Basic Photo Science.
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250:Photography stubs
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97:tone reproduction
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30:angles of view
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54:Loyd A. Jones
52:developed by
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48:is a type of
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34:aspect ratios
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195:expanding it
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22:focal length
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127:References
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245:Diagrams
114:See also
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87:(TRC)"
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