colour.colorimetry.dataset.illuminants.chromaticity_coordinates Module

Illuminants Chromaticity Coordinates

Defines CIE illuminants chromaticity coordinates for the CIE 1931 2 Degree Standard Observer and CIE 1964 10 Degree Standard Observer.

The following CIE illuminants are available:

  • CIE Standard Illuminant A
  • CIE Illuminant B
  • CIE Illuminant C
  • CIE Illuminant D Series (D50, D55, D60, D65, D75)
  • CIE Illuminant E
  • Illuminants F Series (F1, F10, F11, F12, F2, F3, F4, F5, F6, F7, F8, F9, FL3.1, FL3.10, FL3.11, FL3.12, FL3.13, FL3.14, FL3.15, FL3.2, FL3.3, FL3.4, FL3.5, FL3.6, FL3.7, FL3.8, FL3.9)
  • High Pressure Discharge Lamps (HP1, HP2, HP3, HP4, HP5)

The following other illuminants are available:

  • DCI-P3 (CIE 1931 2 Degree Standard Observer only) [2]

Warning

DCI-P3 illuminant has no associated spectral power distribution. DCI has no official reference spectral measurement for this whitepoint. The closest matching spectral power distribution is Kinoton 75P projector.

Notes

References

[1]Wikipedia. (n.d.). White points of standard illuminants. Retrieved February 24, 2014, from http://en.wikipedia.org/wiki/Standard_illuminant#White_points_of_standard_illuminants
[2]Digital Cinema Initiatives. (2007). Digital Cinema System Specification - Version 1.1. Retrieved from http://www.dcimovies.com/archives/spec_v1_1/DCI_DCinema_System_Spec_v1_1.pdf
colour.colorimetry.dataset.illuminants.chromaticity_coordinates.ILLUMINANTS_CIE_1931_2_DEGREE_STANDARD_OBSERVER = CaseInsensitiveMapping({'A': array([ 0.44757, 0.40745]), 'B': array([ 0.34842, 0.35161]), 'C': array([ 0.31006, 0.31616]), 'D50': array([ 0.3457, 0.3585]), 'D55': array([ 0.33242, 0.34743]), 'D60': array([ 0.32168, 0.33767]), 'D65': array([ 0.3127, 0.329 ]), 'D75': array([ 0.29902, 0.31485]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.3131 , 0.33727]), 'F2': array([ 0.37208, 0.37529]), 'F3': array([ 0.4091, 0.3943]), 'F4': array([ 0.44018, 0.40329]), 'F5': array([ 0.31379, 0.34531]), 'F6': array([ 0.3779 , 0.38835]), 'F7': array([ 0.31292, 0.32933]), 'F8': array([ 0.34588, 0.35875]), 'F9': array([ 0.37417, 0.37281]), 'F10': array([ 0.34609, 0.35986]), 'F11': array([ 0.38052, 0.37713]), 'F12': array([ 0.43695, 0.40441]), 'FL3.1': array([ 0.44067353, 0.40329596]), 'FL3.2': array([ 0.38077245, 0.37335121]), 'FL3.3': array([ 0.31528044, 0.34385458]), 'FL3.4': array([ 0.44290698, 0.40432032]), 'FL3.5': array([ 0.37489655, 0.36715349]), 'FL3.6': array([ 0.34880225, 0.35999648]), 'FL3.7': array([ 0.43842307, 0.40452742]), 'FL3.8': array([ 0.38197543, 0.38317575]), 'FL3.9': array([ 0.34985555, 0.35908517]), 'FL3.10': array([ 0.34550393, 0.35595052]), 'FL3.11': array([ 0.32450879, 0.34336714]), 'FL3.12': array([ 0.43767363, 0.40366505]), 'FL3.13': array([ 0.38305104, 0.37244141]), 'FL3.14': array([ 0.34472118, 0.36093483]), 'FL3.15': array([ 0.3126588 , 0.32872685]), 'HP1': array([ 0.53299915, 0.41495132]), 'HP2': array([ 0.4777901 , 0.41583778]), 'HP3': array([ 0.43022945, 0.40751395]), 'HP4': array([ 0.38116734, 0.3797183 ]), 'HP5': array([ 0.37758306, 0.3713477 ]), 'DCI-P3': array([ 0.314, 0.351])})

CIE illuminant chromaticity coordinates for CIE 1931 2 Degree Standard Observer.

ILLUMINANTS_CIE_1931_2_DEGREE_STANDARD_OBSERVER : CaseInsensitiveMapping

colour.colorimetry.dataset.illuminants.chromaticity_coordinates.ILLUMINANTS_CIE_1964_10_DEGREE_STANDARD_OBSERVER = CaseInsensitiveMapping({'A': array([ 0.45117, 0.40594]), 'B': array([ 0.3498, 0.3527]), 'C': array([ 0.31039, 0.31905]), 'D50': array([ 0.34773, 0.35952]), 'D55': array([ 0.33411, 0.34877]), 'D60': array([ 0.32295741, 0.33913584]), 'D65': array([ 0.31382, 0.331 ]), 'D75': array([ 0.29968, 0.3174 ]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.31811, 0.33559]), 'F2': array([ 0.37925, 0.36733]), 'F3': array([ 0.41761, 0.38324]), 'F4': array([ 0.4492 , 0.39074]), 'F5': array([ 0.31975, 0.34246]), 'F6': array([ 0.3866 , 0.37847]), 'F7': array([ 0.31569, 0.3296 ]), 'F8': array([ 0.34902, 0.35939]), 'F9': array([ 0.37829, 0.37045]), 'F10': array([ 0.3509 , 0.35444]), 'F11': array([ 0.38541, 0.37123]), 'F12': array([ 0.44256, 0.39717]), 'FL3.1': array([ 0.44983068, 0.3902314 ]), 'FL3.2': array([ 0.38692412, 0.36575603]), 'FL3.3': array([ 0.32117699, 0.34050109]), 'FL3.4': array([ 0.44812128, 0.39707711]), 'FL3.5': array([ 0.37781417, 0.36662577]), 'FL3.6': array([ 0.35197648, 0.36109443]), 'FL3.7': array([ 0.44430921, 0.39679139]), 'FL3.8': array([ 0.38758893, 0.37630557]), 'FL3.9': array([ 0.35468899, 0.35344503]), 'FL3.10': array([ 0.34934479, 0.35498442]), 'FL3.11': array([ 0.32926798, 0.33886539]), 'FL3.12': array([ 0.44225208, 0.40122055]), 'FL3.13': array([ 0.38627527, 0.37428319]), 'FL3.14': array([ 0.34725508, 0.36680824]), 'FL3.15': array([ 0.314614 , 0.33337715]), 'HP1': array([ 0.5433346, 0.4052893]), 'HP2': array([ 0.48264733, 0.41081564]), 'HP3': array([ 0.43556003, 0.39880108]), 'HP4': array([ 0.38519364, 0.36827548]), 'HP5': array([ 0.38031642, 0.36661711])})

CIE illuminant chromaticity coordinates for CIE 1964 10 Degree Standard Observer.

ILLUMINANTS_CIE_1964_10_DEGREE_STANDARD_OBSERVER : CaseInsensitiveMapping

colour.colorimetry.dataset.illuminants.chromaticity_coordinates.ILLUMINANTS = CaseInsensitiveMapping({'CIE 1931 2 Degree Standard Observer': CaseInsensitiveMapping({'A': array([ 0.44757, 0.40745]), 'B': array([ 0.34842, 0.35161]), 'C': array([ 0.31006, 0.31616]), 'D50': array([ 0.3457, 0.3585]), 'D55': array([ 0.33242, 0.34743]), 'D60': array([ 0.32168, 0.33767]), 'D65': array([ 0.3127, 0.329 ]), 'D75': array([ 0.29902, 0.31485]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.3131 , 0.33727]), 'F2': array([ 0.37208, 0.37529]), 'F3': array([ 0.4091, 0.3943]), 'F4': array([ 0.44018, 0.40329]), 'F5': array([ 0.31379, 0.34531]), 'F6': array([ 0.3779 , 0.38835]), 'F7': array([ 0.31292, 0.32933]), 'F8': array([ 0.34588, 0.35875]), 'F9': array([ 0.37417, 0.37281]), 'F10': array([ 0.34609, 0.35986]), 'F11': array([ 0.38052, 0.37713]), 'F12': array([ 0.43695, 0.40441]), 'FL3.1': array([ 0.44067353, 0.40329596]), 'FL3.2': array([ 0.38077245, 0.37335121]), 'FL3.3': array([ 0.31528044, 0.34385458]), 'FL3.4': array([ 0.44290698, 0.40432032]), 'FL3.5': array([ 0.37489655, 0.36715349]), 'FL3.6': array([ 0.34880225, 0.35999648]), 'FL3.7': array([ 0.43842307, 0.40452742]), 'FL3.8': array([ 0.38197543, 0.38317575]), 'FL3.9': array([ 0.34985555, 0.35908517]), 'FL3.10': array([ 0.34550393, 0.35595052]), 'FL3.11': array([ 0.32450879, 0.34336714]), 'FL3.12': array([ 0.43767363, 0.40366505]), 'FL3.13': array([ 0.38305104, 0.37244141]), 'FL3.14': array([ 0.34472118, 0.36093483]), 'FL3.15': array([ 0.3126588 , 0.32872685]), 'HP1': array([ 0.53299915, 0.41495132]), 'HP2': array([ 0.4777901 , 0.41583778]), 'HP3': array([ 0.43022945, 0.40751395]), 'HP4': array([ 0.38116734, 0.3797183 ]), 'HP5': array([ 0.37758306, 0.3713477 ]), 'DCI-P3': array([ 0.314, 0.351])}), 'CIE 1964 10 Degree Standard Observer': CaseInsensitiveMapping({'A': array([ 0.45117, 0.40594]), 'B': array([ 0.3498, 0.3527]), 'C': array([ 0.31039, 0.31905]), 'D50': array([ 0.34773, 0.35952]), 'D55': array([ 0.33411, 0.34877]), 'D60': array([ 0.32295741, 0.33913584]), 'D65': array([ 0.31382, 0.331 ]), 'D75': array([ 0.29968, 0.3174 ]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.31811, 0.33559]), 'F2': array([ 0.37925, 0.36733]), 'F3': array([ 0.41761, 0.38324]), 'F4': array([ 0.4492 , 0.39074]), 'F5': array([ 0.31975, 0.34246]), 'F6': array([ 0.3866 , 0.37847]), 'F7': array([ 0.31569, 0.3296 ]), 'F8': array([ 0.34902, 0.35939]), 'F9': array([ 0.37829, 0.37045]), 'F10': array([ 0.3509 , 0.35444]), 'F11': array([ 0.38541, 0.37123]), 'F12': array([ 0.44256, 0.39717]), 'FL3.1': array([ 0.44983068, 0.3902314 ]), 'FL3.2': array([ 0.38692412, 0.36575603]), 'FL3.3': array([ 0.32117699, 0.34050109]), 'FL3.4': array([ 0.44812128, 0.39707711]), 'FL3.5': array([ 0.37781417, 0.36662577]), 'FL3.6': array([ 0.35197648, 0.36109443]), 'FL3.7': array([ 0.44430921, 0.39679139]), 'FL3.8': array([ 0.38758893, 0.37630557]), 'FL3.9': array([ 0.35468899, 0.35344503]), 'FL3.10': array([ 0.34934479, 0.35498442]), 'FL3.11': array([ 0.32926798, 0.33886539]), 'FL3.12': array([ 0.44225208, 0.40122055]), 'FL3.13': array([ 0.38627527, 0.37428319]), 'FL3.14': array([ 0.34725508, 0.36680824]), 'FL3.15': array([ 0.314614 , 0.33337715]), 'HP1': array([ 0.5433346, 0.4052893]), 'HP2': array([ 0.48264733, 0.41081564]), 'HP3': array([ 0.43556003, 0.39880108]), 'HP4': array([ 0.38519364, 0.36827548]), 'HP5': array([ 0.38031642, 0.36661711])}), 'cie_2_1931': CaseInsensitiveMapping({'A': array([ 0.44757, 0.40745]), 'B': array([ 0.34842, 0.35161]), 'C': array([ 0.31006, 0.31616]), 'D50': array([ 0.3457, 0.3585]), 'D55': array([ 0.33242, 0.34743]), 'D60': array([ 0.32168, 0.33767]), 'D65': array([ 0.3127, 0.329 ]), 'D75': array([ 0.29902, 0.31485]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.3131 , 0.33727]), 'F2': array([ 0.37208, 0.37529]), 'F3': array([ 0.4091, 0.3943]), 'F4': array([ 0.44018, 0.40329]), 'F5': array([ 0.31379, 0.34531]), 'F6': array([ 0.3779 , 0.38835]), 'F7': array([ 0.31292, 0.32933]), 'F8': array([ 0.34588, 0.35875]), 'F9': array([ 0.37417, 0.37281]), 'F10': array([ 0.34609, 0.35986]), 'F11': array([ 0.38052, 0.37713]), 'F12': array([ 0.43695, 0.40441]), 'FL3.1': array([ 0.44067353, 0.40329596]), 'FL3.2': array([ 0.38077245, 0.37335121]), 'FL3.3': array([ 0.31528044, 0.34385458]), 'FL3.4': array([ 0.44290698, 0.40432032]), 'FL3.5': array([ 0.37489655, 0.36715349]), 'FL3.6': array([ 0.34880225, 0.35999648]), 'FL3.7': array([ 0.43842307, 0.40452742]), 'FL3.8': array([ 0.38197543, 0.38317575]), 'FL3.9': array([ 0.34985555, 0.35908517]), 'FL3.10': array([ 0.34550393, 0.35595052]), 'FL3.11': array([ 0.32450879, 0.34336714]), 'FL3.12': array([ 0.43767363, 0.40366505]), 'FL3.13': array([ 0.38305104, 0.37244141]), 'FL3.14': array([ 0.34472118, 0.36093483]), 'FL3.15': array([ 0.3126588 , 0.32872685]), 'HP1': array([ 0.53299915, 0.41495132]), 'HP2': array([ 0.4777901 , 0.41583778]), 'HP3': array([ 0.43022945, 0.40751395]), 'HP4': array([ 0.38116734, 0.3797183 ]), 'HP5': array([ 0.37758306, 0.3713477 ]), 'DCI-P3': array([ 0.314, 0.351])}), 'cie_10_1964': CaseInsensitiveMapping({'A': array([ 0.45117, 0.40594]), 'B': array([ 0.3498, 0.3527]), 'C': array([ 0.31039, 0.31905]), 'D50': array([ 0.34773, 0.35952]), 'D55': array([ 0.33411, 0.34877]), 'D60': array([ 0.32295741, 0.33913584]), 'D65': array([ 0.31382, 0.331 ]), 'D75': array([ 0.29968, 0.3174 ]), 'E': array([ 0.33333333, 0.33333333]), 'F1': array([ 0.31811, 0.33559]), 'F2': array([ 0.37925, 0.36733]), 'F3': array([ 0.41761, 0.38324]), 'F4': array([ 0.4492 , 0.39074]), 'F5': array([ 0.31975, 0.34246]), 'F6': array([ 0.3866 , 0.37847]), 'F7': array([ 0.31569, 0.3296 ]), 'F8': array([ 0.34902, 0.35939]), 'F9': array([ 0.37829, 0.37045]), 'F10': array([ 0.3509 , 0.35444]), 'F11': array([ 0.38541, 0.37123]), 'F12': array([ 0.44256, 0.39717]), 'FL3.1': array([ 0.44983068, 0.3902314 ]), 'FL3.2': array([ 0.38692412, 0.36575603]), 'FL3.3': array([ 0.32117699, 0.34050109]), 'FL3.4': array([ 0.44812128, 0.39707711]), 'FL3.5': array([ 0.37781417, 0.36662577]), 'FL3.6': array([ 0.35197648, 0.36109443]), 'FL3.7': array([ 0.44430921, 0.39679139]), 'FL3.8': array([ 0.38758893, 0.37630557]), 'FL3.9': array([ 0.35468899, 0.35344503]), 'FL3.10': array([ 0.34934479, 0.35498442]), 'FL3.11': array([ 0.32926798, 0.33886539]), 'FL3.12': array([ 0.44225208, 0.40122055]), 'FL3.13': array([ 0.38627527, 0.37428319]), 'FL3.14': array([ 0.34725508, 0.36680824]), 'FL3.15': array([ 0.314614 , 0.33337715]), 'HP1': array([ 0.5433346, 0.4052893]), 'HP2': array([ 0.48264733, 0.41081564]), 'HP3': array([ 0.43556003, 0.39880108]), 'HP4': array([ 0.38519364, 0.36827548]), 'HP5': array([ 0.38031642, 0.36661711])})})

Aggregated CIE illuminants chromaticity coordinates.

ILLUMINANTS : CaseInsensitiveMapping
{‘CIE 1931 2 Degree Standard Observer’, ‘CIE 1964 10 Degree Standard Observer’}

Aliases:

  • ‘cie_2_1931’: ‘CIE 1931 2 Degree Standard Observer’
  • ‘cie_10_1964’: ‘CIE 1964 10 Degree Standard Observer’