Lightness and Brightness and Other Confusions
Lightness and Brightness and Other Confusions
Lightness and Brightness and Other Confusions
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– system 9–10, 13, 22, 29, 49, 51–<br />
52, 63, 72, 80–83, 85, 88–89,<br />
94–96<br />
– temperature 63, 93 fn<br />
coloured shadows 7–8, 10<br />
Colour Rendering Index (CRI) 62<br />
colourfulness 84, 89, 90<br />
complementary colour 80, 83 fn, 85<br />
Comte, Auguste 17<br />
cone (receptor) 12, 82, 89<br />
constancy 36<br />
– of colour 42, 92–93, 95<br />
– of lightness 73–76<br />
constancy colour 24, 25, 50, 98–100<br />
contrast 36, 51, 54 fn, 72, 92, 103<br />
contrast colour 8<br />
conventional light concepts 47<br />
D<br />
daylight 8–14, 36, 72, 93, 103<br />
daylight illuminant (D65) 61<br />
Degas, Edgar 11<br />
delta E ( E) 60<br />
Descartes, René 10–11, 21<br />
dominant wavelength 60, 91<br />
E<br />
ecological theory of perception 22,<br />
30, 26, 103<br />
electromagnetic<br />
– radiation energy 18, 28, 38, 53, 65<br />
– spectrum 54<br />
elementary colour, hue 49, 51–52,<br />
69, 71, 77, 80–84, 88, 96<br />
Evans, Ralph 11, 12 fn, 100 fn<br />
excitation purity 89, 91<br />
F<br />
fluorent colour 51<br />
fluorescence 56<br />
formula colour 57<br />
fovea 39–40<br />
Fridell Anter, Karin 24, 30, 49, 50,<br />
51 fn, 63 fn, 64, 88, 95–97, 102,<br />
103<br />
G<br />
Galilei, Galileo 10–11, 19<br />
Ganzfeld 95 fn<br />
Gauguin, Paul 42<br />
Gibson, James J. 22–23, 30, 103-<br />
104 passim<br />
glare 48<br />
Goldstein, Bruce E. 38–39, 41<br />
Grassmann, Hermann 83 passim<br />
Grassmann’s laws 83<br />
Gregory, Richard 39–40<br />
H<br />
Hardin, C. L. 18, 102<br />
Heidegger, Martin 20–21<br />
Helmholtz, Hermann von 82, 88,<br />
92, 98, 99 fn<br />
Hering, Ewald 24 fn, 79, 80, 82, 92,<br />
99 fn<br />
HSB, HSL, HSV 77, 91<br />
Hubel, David 77, 79, 84<br />
hue 9–13, 49, 51, 52, 54, 68, 69, 71,<br />
76, 77, 80–82, 84, 85<br />
hue angle 87, 88, 89, 91<br />
Husserl, Edmund 20–21<br />
Hård, Anders 27 fn, 38, 49, 50 fn,<br />
52 fn, 63, 88, 96–97, 98<br />
I<br />
identity colour 49, 68, 74 fn, 97–98,<br />
100<br />
illuminance 59, 60, 70, 73–76, 92<br />
inherent colour 50 fn, 68, 96–98<br />
intentionality 42, 95, 100<br />
intensity<br />
– of colour (see: colour intensity)<br />
– of light 5, 24, 54, 70–71, 75, 92<br />
– radiant energy, radiation 23, 58<br />
inverted spectrum 11, 14<br />
Invisible Gorilla 40<br />
‘invisible light’ 54<br />
Itten, Johannes 78–79, 80 fn, 81 fn,<br />
82<br />
106