colour.temperature.uv_to_CCT_Robertson1968¶
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colour.temperature.
uv_to_CCT_Robertson1968
(uv)[source]¶ Returns the correlated colour temperature \(T_{cp}\) and \(\Delta_{uv}\) from given CIE UCS colourspace uv chromaticity coordinates using Roberston (1968) method.
Parameters: uv (array_like) – CIE UCS colourspace uv chromaticity coordinates. Returns: Correlated colour temperature \(T_{cp}\), \(\Delta_{uv}\). Return type: ndarray References
Examples
>>> uv = np.array([0.193741375998230, 0.315221043940594]) >>> uv_to_CCT_Robertson1968(uv) array([ 6.5000162...e+03, 8.3333289...e-03])