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, D63, 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)

Notes

  • CIE illuminants with chromaticity coordinates not defined in the reference [1] have been calculated using their relative spectral power distributions and the colour.colorimetry.tristimulus.spectral_to_XYZ() definition.
  • CIE Illuminant D Series D63 illuminant is used for DCI-P3 whitepoint at 48 \(cd/m^2\).

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({u'FL3.8': (0.38197740008964315, 0.3831793433643612), u'FL3.9': (0.3498569555988198, 0.3590880129881551), u'D75': (0.29902, 0.31485), u'FL3.2': (0.3807750955454208, 0.37335593850329946), u'FL3.3': (0.315282999959924, 0.3438607529477053), u'FL3.1': (0.44067505367083887, 0.4032982400521268), u'FL3.6': (0.34880430112004895, 0.36000066745930004), u'FL3.7': (0.4384254677714265, 0.4045310539294221), u'FL3.4': (0.4429092105157883, 0.40432363641263036), u'FL3.5': (0.37489860509162237, 0.36715721144008995), u'FL3.14': (0.3447222271025105, 0.3609370209728111), u'D50': (0.34567, 0.3585), u'FL3.15': (0.3126706172769415, 0.3287545660713704), u'HP4': (0.38117189471910373, 0.3797265745279147), u'FL3.10': (0.345504278345313, 0.3559512432054011), u'D55': (0.33242, 0.34743), u'FL3.12': (0.4376746480519804, 0.40366659242713887), u'FL3.13': (0.38305207018919446, 0.37244321884144194), u'HP3': (0.4302314003272559, 0.4075170114048384), u'HP2': (0.4777920749861397, 0.4158404588084794), u'HP1': (0.5330008227923825, 0.4149532376869364), u'HP5': (0.37758320909195225, 0.3713479728022603), u'FL3.11': (0.3245099692216317, 0.343369788104288), u'D63': (0.314, 0.351), u'A': (0.44757, 0.40745), u'C': (0.31006, 0.31616), u'B': (0.34842, 0.35161), u'E': (0.3333333333333333, 0.3333333333333333), u'F12': (0.43695, 0.40441), u'F10': (0.34609, 0.35986), u'D60': (0.32168, 0.33767), u'D65': (0.31271, 0.32902), u'F1': (0.3131, 0.33727), u'F2': (0.37208, 0.37529), u'F3': (0.4091, 0.3943), u'F4': (0.44018, 0.40329), u'F5': (0.31379, 0.34531), u'F6': (0.3779, 0.38835), u'F7': (0.31292, 0.32933), u'F8': (0.34588, 0.35875), u'F9': (0.37417, 0.37281)})

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({u'FL3.8': (0.3875889785058527, 0.37630564994236454), u'FL3.9': (0.3546890235509348, 0.3534450969379135), u'D75': (0.29968, 0.3174), u'FL3.2': (0.3869241790592931, 0.3657561399067915), u'FL3.3': (0.3211770463590012, 0.3405012294853132), u'FL3.1': (0.44983072060097606, 0.3902314548749185), u'FL3.6': (0.35197652659197876, 0.3610945283215212), u'FL3.7': (0.44430926608426524, 0.3967914695376695), u'FL3.4': (0.44812132825245227, 0.39707718739452286), u'FL3.5': (0.3778142145280147, 0.36662585171298506), u'FL3.14': (0.34725510277403043, 0.3668082930976077), u'D50': (0.34773, 0.35952), u'FL3.15': (0.31461426562662165, 0.3333777810577307), u'HP4': (0.3851937462655714, 0.3682756593039444), u'FL3.10': (0.3493448005253757, 0.35498443751900227), u'D55': (0.33411, 0.34877), u'FL3.12': (0.4422521047116721, 0.40122058660685506), u'FL3.13': (0.3862752927999335, 0.3742832325728946), u'HP3': (0.4355600804884421, 0.39880115305546204), u'HP2': (0.48264737821938364, 0.4108157059894971), u'HP1': (0.543334641014127, 0.40528934193733374), u'F12': (0.44256, 0.39717), u'HP5': (0.38031641910835223, 0.3666171209128104), u'FL3.11': (0.32926800293079544, 0.33886544553697306), u'A': (0.45117, 0.40594), u'C': (0.31039, 0.31905), u'B': (0.3498, 0.3527), u'E': (0.3333333333333333, 0.3333333333333333), u'D65': (0.31382, 0.331), u'F10': (0.3509, 0.35444), u'F11': (0.38541, 0.37123), u'D60': (0.3229915227773675, 0.3391283129096501), u'D63': (0.3176752757476008, 0.3526443797824203), u'F1': (0.31811, 0.33559), u'F2': (0.37925, 0.36733), u'F3': (0.41761, 0.38324), u'F4': (0.4492, 0.39074), u'F5': (0.31975, 0.34246), u'F6': (0.3866, 0.37847), u'F7': (0.31569, 0.3296), u'F8': (0.34902, 0.35939), u'F9': (0.37829, 0.37045)})

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({u'CIE 1931 2 Degree Standard Observer': CaseInsensitiveMapping({u'FL3.8': (0.38197740008964315, 0.3831793433643612), u'FL3.9': (0.3498569555988198, 0.3590880129881551), u'D75': (0.29902, 0.31485), u'FL3.2': (0.3807750955454208, 0.37335593850329946), u'FL3.3': (0.315282999959924, 0.3438607529477053), u'FL3.1': (0.44067505367083887, 0.4032982400521268), u'FL3.6': (0.34880430112004895, 0.36000066745930004), u'FL3.7': (0.4384254677714265, 0.4045310539294221), u'FL3.4': (0.4429092105157883, 0.40432363641263036), u'FL3.5': (0.37489860509162237, 0.36715721144008995), u'FL3.14': (0.3447222271025105, 0.3609370209728111), u'D50': (0.34567, 0.3585), u'FL3.15': (0.3126706172769415, 0.3287545660713704), u'HP4': (0.38117189471910373, 0.3797265745279147), u'FL3.10': (0.345504278345313, 0.3559512432054011), u'D55': (0.33242, 0.34743), u'FL3.12': (0.4376746480519804, 0.40366659242713887), u'FL3.13': (0.38305207018919446, 0.37244321884144194), u'HP3': (0.4302314003272559, 0.4075170114048384), u'HP2': (0.4777920749861397, 0.4158404588084794), u'HP1': (0.5330008227923825, 0.4149532376869364), u'HP5': (0.37758320909195225, 0.3713479728022603), u'FL3.11': (0.3245099692216317, 0.343369788104288), u'D63': (0.314, 0.351), u'A': (0.44757, 0.40745), u'C': (0.31006, 0.31616), u'B': (0.34842, 0.35161), u'E': (0.3333333333333333, 0.3333333333333333), u'F12': (0.43695, 0.40441), u'F10': (0.34609, 0.35986), u'D60': (0.32168, 0.33767), u'D65': (0.31271, 0.32902), u'F1': (0.3131, 0.33727), u'F2': (0.37208, 0.37529), u'F3': (0.4091, 0.3943), u'F4': (0.44018, 0.40329), u'F5': (0.31379, 0.34531), u'F6': (0.3779, 0.38835), u'F7': (0.31292, 0.32933), u'F8': (0.34588, 0.35875), u'F9': (0.37417, 0.37281)}), u'CIE 1964 10 Degree Standard Observer': CaseInsensitiveMapping({u'FL3.8': (0.3875889785058527, 0.37630564994236454), u'FL3.9': (0.3546890235509348, 0.3534450969379135), u'D75': (0.29968, 0.3174), u'FL3.2': (0.3869241790592931, 0.3657561399067915), u'FL3.3': (0.3211770463590012, 0.3405012294853132), u'FL3.1': (0.44983072060097606, 0.3902314548749185), u'FL3.6': (0.35197652659197876, 0.3610945283215212), u'FL3.7': (0.44430926608426524, 0.3967914695376695), u'FL3.4': (0.44812132825245227, 0.39707718739452286), u'FL3.5': (0.3778142145280147, 0.36662585171298506), u'FL3.14': (0.34725510277403043, 0.3668082930976077), u'D50': (0.34773, 0.35952), u'FL3.15': (0.31461426562662165, 0.3333777810577307), u'HP4': (0.3851937462655714, 0.3682756593039444), u'FL3.10': (0.3493448005253757, 0.35498443751900227), u'D55': (0.33411, 0.34877), u'FL3.12': (0.4422521047116721, 0.40122058660685506), u'FL3.13': (0.3862752927999335, 0.3742832325728946), u'HP3': (0.4355600804884421, 0.39880115305546204), u'HP2': (0.48264737821938364, 0.4108157059894971), u'HP1': (0.543334641014127, 0.40528934193733374), u'F12': (0.44256, 0.39717), u'HP5': (0.38031641910835223, 0.3666171209128104), u'FL3.11': (0.32926800293079544, 0.33886544553697306), u'A': (0.45117, 0.40594), u'C': (0.31039, 0.31905), u'B': (0.3498, 0.3527), u'E': (0.3333333333333333, 0.3333333333333333), u'D65': (0.31382, 0.331), u'F10': (0.3509, 0.35444), u'F11': (0.38541, 0.37123), u'D60': (0.3229915227773675, 0.3391283129096501), u'D63': (0.3176752757476008, 0.3526443797824203), u'F1': (0.31811, 0.33559), u'F2': (0.37925, 0.36733), u'F3': (0.41761, 0.38324), u'F4': (0.4492, 0.39074), u'F5': (0.31975, 0.34246), u'F6': (0.3866, 0.37847), u'F7': (0.31569, 0.3296), u'F8': (0.34902, 0.35939), u'F9': (0.37829, 0.37045)}), u'cie_10_1964': CaseInsensitiveMapping({u'FL3.8': (0.3875889785058527, 0.37630564994236454), u'FL3.9': (0.3546890235509348, 0.3534450969379135), u'D75': (0.29968, 0.3174), u'FL3.2': (0.3869241790592931, 0.3657561399067915), u'FL3.3': (0.3211770463590012, 0.3405012294853132), u'FL3.1': (0.44983072060097606, 0.3902314548749185), u'FL3.6': (0.35197652659197876, 0.3610945283215212), u'FL3.7': (0.44430926608426524, 0.3967914695376695), u'FL3.4': (0.44812132825245227, 0.39707718739452286), u'FL3.5': (0.3778142145280147, 0.36662585171298506), u'FL3.14': (0.34725510277403043, 0.3668082930976077), u'D50': (0.34773, 0.35952), u'FL3.15': (0.31461426562662165, 0.3333777810577307), u'HP4': (0.3851937462655714, 0.3682756593039444), u'FL3.10': (0.3493448005253757, 0.35498443751900227), u'D55': (0.33411, 0.34877), u'FL3.12': (0.4422521047116721, 0.40122058660685506), u'FL3.13': (0.3862752927999335, 0.3742832325728946), u'HP3': (0.4355600804884421, 0.39880115305546204), u'HP2': (0.48264737821938364, 0.4108157059894971), u'HP1': (0.543334641014127, 0.40528934193733374), u'F12': (0.44256, 0.39717), u'HP5': (0.38031641910835223, 0.3666171209128104), u'FL3.11': (0.32926800293079544, 0.33886544553697306), u'A': (0.45117, 0.40594), u'C': (0.31039, 0.31905), u'B': (0.3498, 0.3527), u'E': (0.3333333333333333, 0.3333333333333333), u'D65': (0.31382, 0.331), u'F10': (0.3509, 0.35444), u'F11': (0.38541, 0.37123), u'D60': (0.3229915227773675, 0.3391283129096501), u'D63': (0.3176752757476008, 0.3526443797824203), u'F1': (0.31811, 0.33559), u'F2': (0.37925, 0.36733), u'F3': (0.41761, 0.38324), u'F4': (0.4492, 0.39074), u'F5': (0.31975, 0.34246), u'F6': (0.3866, 0.37847), u'F7': (0.31569, 0.3296), u'F8': (0.34902, 0.35939), u'F9': (0.37829, 0.37045)}), u'cie_2_1931': CaseInsensitiveMapping({u'FL3.8': (0.38197740008964315, 0.3831793433643612), u'FL3.9': (0.3498569555988198, 0.3590880129881551), u'D75': (0.29902, 0.31485), u'FL3.2': (0.3807750955454208, 0.37335593850329946), u'FL3.3': (0.315282999959924, 0.3438607529477053), u'FL3.1': (0.44067505367083887, 0.4032982400521268), u'FL3.6': (0.34880430112004895, 0.36000066745930004), u'FL3.7': (0.4384254677714265, 0.4045310539294221), u'FL3.4': (0.4429092105157883, 0.40432363641263036), u'FL3.5': (0.37489860509162237, 0.36715721144008995), u'FL3.14': (0.3447222271025105, 0.3609370209728111), u'D50': (0.34567, 0.3585), u'FL3.15': (0.3126706172769415, 0.3287545660713704), u'HP4': (0.38117189471910373, 0.3797265745279147), u'FL3.10': (0.345504278345313, 0.3559512432054011), u'D55': (0.33242, 0.34743), u'FL3.12': (0.4376746480519804, 0.40366659242713887), u'FL3.13': (0.38305207018919446, 0.37244321884144194), u'HP3': (0.4302314003272559, 0.4075170114048384), u'HP2': (0.4777920749861397, 0.4158404588084794), u'HP1': (0.5330008227923825, 0.4149532376869364), u'HP5': (0.37758320909195225, 0.3713479728022603), u'FL3.11': (0.3245099692216317, 0.343369788104288), u'D63': (0.314, 0.351), u'A': (0.44757, 0.40745), u'C': (0.31006, 0.31616), u'B': (0.34842, 0.35161), u'E': (0.3333333333333333, 0.3333333333333333), u'F12': (0.43695, 0.40441), u'F10': (0.34609, 0.35986), u'D60': (0.32168, 0.33767), u'D65': (0.31271, 0.32902), u'F1': (0.3131, 0.33727), u'F2': (0.37208, 0.37529), u'F3': (0.4091, 0.3943), u'F4': (0.44018, 0.40329), u'F5': (0.31379, 0.34531), u'F6': (0.3779, 0.38835), u'F7': (0.31292, 0.32933), u'F8': (0.34588, 0.35875), u'F9': (0.37417, 0.37281)})})

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’