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Differentiating wavelengths

Brain

Normal humans have three different types of cones with photo-pigments that sense three different portions of the spectrum. Each cone is tuned to perceive mostly either Long wavelengths (reddish), Middle wavelengths (greenish), or Short wavelengths (bluish), referred to as L-, M-, and S- cones. Continue reading Differentiating wavelengths

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Mossant

Mossant

Mossant

By Leonetto Cappiello 1938

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The Three Umbrellas

Three Umbrellas

Three Umbrellas

By Raoul Dufy Continue reading The Three Umbrellas