Enumeration StandardIlluminant

A theoretical source of visible light with a published spectral power distribution that is used to provide a basis for comparing colors recorded under different lighting.

Enumeration Members

A_10: 1

The CIE A standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent average incandescent/tungsten light.

A_2: 0

The CIE A standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent average incandescent/tungsten light.

B_10: 3

The CIE B standard illuminant with the supplementary (CIE 1964; 10°) observer. Formerly used to represent average direct sunlight at noon.

B_2: 2

The CIE B standard illuminant with the standard (CIE 1931; 2°) observer. Formerly used to represent average direct sunlight at noon.

C_10: 5

The CIE C standard illuminant with the supplementary (CIE 1964; 10°) observer. Formerly used to represent average daylight.

C_2: 4

The CIE C standard illuminant with the standard (CIE 1931; 2°) observer. Formerly used to represent average daylight.

D50_10: 7

The CIE D50 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent ICC profile PCS. Typically used in the printing industry.

D50_2: 6

The CIE D50 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent ICC profile PCS. Typically used in the printing industry.

D55_10: 9

The CIE D55 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent mid-morning daylight.

D55_2: 8

The CIE D55 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent mid-morning daylight.

D65_10: 11

The CIE D65 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent daylight. The CIE standard, and the standard for nearly all display colorspaces and working spaces including sRGB and Adobe RGB.

D65_2: 10

The CIE D65 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent daylight. The CIE standard, and the standard for nearly all display colorspaces and working spaces including sRGB and Adobe RGB.

D75_10: 13

The CIE D75 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent North sky daylight.

D75_2: 12

The CIE D75 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent North sky daylight.

E_10: 15

The CIE E standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent equal energy lighting.

E_2: 14

The CIE E standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent equal energy lighting.

F10_10: 35

The CIE F10 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent Ultralume 50 and Philips TL85 flourescent lamps.

F10_2: 34

The CIE F10 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent Ultralume 50 and Philips TL85 flourescent lamps.

F11_10: 37

The CIE F11 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent Ultralume 40 and Philips TL84 flourescent lamps.

F11_2: 36

The CIE F11 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent Ultralume 40 and Philips TL84 flourescent lamps.

F12_10: 39

The CIE F12 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent Ultralume 30 and Philips TL83 flourescent lamps.

F12_2: 38

The CIE F12 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent Ultralume 30 and Philips TL83 flourescent lamps.

F1_10: 17

The CIE F1 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent daylight flourescent lamps.

F1_2: 16

The CIE F1 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent daylight flourescent lamps.

F2_10: 19

The CIE F2 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent cool flourescent lamps.

F2_2: 18

The CIE F2 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent cool flourescent lamps.

F3_10: 21

The CIE F3 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent white flourescent lamps.

F3_2: 20

The CIE F3 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent white flourescent lamps.

F4_10: 23

The CIE F4 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent warm white flourescent lamps.

F4_2: 22

The CIE F4 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent warm white flourescent lamps.

F5_10: 25

The CIE F5 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent daylight flourescent lamps.

F5_2: 24

The CIE F5 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent daylight flourescent lamps.

F6_10: 27

The CIE F6 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent lite white flourescent lamps.

F6_2: 26

The CIE F6 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent lite white flourescent lamps.

F7_10: 29

The CIE F7 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent daylight flourescent lamps (D65 simulator).

F7_2: 28

The CIE F7 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent daylight flourescent lamps (D65 simulator).

F8_10: 31

The CIE F8 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent Sylvania F40 flourescent lamps (D50 simulator).

F8_2: 30

The CIE F8 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent Sylvania F40 flourescent lamps (D50 simulator).

F9_10: 33

The CIE F9 standard illuminant with the supplementary (CIE 1964; 10°) observer. Used to represent cool white flourescent lamps.

F9_2: 32

The CIE F9 standard illuminant with the standard (CIE 1931; 2°) observer. Used to represent cool white flourescent lamps.