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Since color is percieved by the cone shaped receptors in our eyes, and cones require more light that their rod shaped counterparts. Is the sky blue at night?

April 26, 2017color cone cones eyes light receptors require Rod shaped

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Since color is percieved by the cone shaped receptors in our eyes, and cones require more light that their rod shaped counterparts. Is the sky blue at night?

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At night the process including contraction of the pupil is visual purple by which the eye adapts to conditions of increased illumination when facing 300 candle power redeflecting devices.