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    • Behavioural and physiological limits to vision in mammals. 

      Field, Greg; Sampath, Alapakkam P (Philosophical transactions of the Royal Society of London. Series B, Biological sciences, 2017-04)
      Human vision is exquisitely sensitive-a dark-adapted observer is capable of reliably detecting the absorption of a few quanta of light. Such sensitivity requires that the sensory receptors of the retina, rod photoreceptors, ...