Gunnar Svaetichin

Gunnar Svaetichin (1915–1981) was a Swedish-Finnish-Venezuelan physiologist who, in 1956, showed by examining the external layers of fish retinas that electroretinograms display particular sensitivity to three different groups of wavelengths in the areas of blue, green and red. ^[1]

2 relations: Trichromacy, Young–Helmholtz theory.

Trichromacy

Trichromacy or trichromatism is the possessing of three independent channels for conveying color information, derived from the three different types of cone cells in the eye.

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Young–Helmholtz theory

The Young–Helmholtz theory (based on the work of Thomas Young and Hermann von Helmholtz in the 19th century) is a theory of trichromatic color vision – the manner in which the photoreceptor cells in the eyes of humans and other primates work to enable color vision.

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Gunnar Svaetichin (scientist).

References

[1] https://en.wikipedia.org/wiki/Gunnar_Svaetichin

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