Dichromats

Protanopes and Deuteranopes

Spectral sensitivities

Pitt's (1935) luminosity functions

Hsia & Graham (1957)

Smith & Pokorny (1975)

Stockman, MacLeod & Johnson (1993)

Chromaticity coordinates

Chromaticity coordinates calculated by Wyszecki & Stiles (1982)

Tritanopes

Spectral sensitivities

Wright's (1951) luminosity function

Chromaticity coordinates

Wright's (1952) chromaticity coordinates