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. Author manuscript; available in PMC: 2009 Oct 19.
Published in final edited form as: Opt Rev. 2004 Jul 1;11(4):226–234. doi: 10.1007/s10043-004-0226-9

Fig. 2.

Fig. 2

Wavelengths of the spectral unique hues plotted as a function of age for 0.95° diameter, foveally-viewed stimuli (7.1 cd·m−2). Solid lines are based on a least-squares linear regression equation. [Data from Schefrin and Werner38].