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Although the fact that the image was built up from three exposures had disadvantages (such as getting the image in register), it also created the possibility of all manner of colour manipulation. A noted proponent of the Vivex process was
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process, using cyan, magenta, and yellow primaries. The three negative plates could be exposed in sequence using a special automated camera back (designed for
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Vivex was a wash-off relief process using three negatives on waxed cellophane, one for each primary colour. It was a
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process invented by the research chemist Dr. Douglas Arthur
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in 1939. Up until the war, the Vivex process accounted for 90% of UK colour print photography.
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90:A Short History and Concepts of Color Photography
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105:. 2013-08-15. Archived from
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