Chromaticity Co-ordinates: Difference between revisions

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The ratio of each of the three tristimulus values to their sum.
The ratio of each of the three tristimulus values to their sum.


Symbol: (Reference: C.I.E. 1931) x, y, z.
Symbol: (C.I.E. 1931) x, y, z.


Reference: C.I.E. (extract)
Reference: C.I.E. (extract)


Note: See the Note: to 2-1-475. For a field of vision of about 10 degrees the symbols are x10, y10, z10
Note: See the Note to 2-1-475. For a field of vision of about 10 degrees the symbols are x10, y10, z10


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Revision as of 06:43, 17 September 2026

2-1-480

The ratio of each of the three tristimulus values to their sum.

Symbol: (C.I.E. 1931) x, y, z.

Reference: C.I.E. (extract)

Note: See the Note to 2-1-475. For a field of vision of about 10 degrees the symbols are x10, y10, z10




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)