Abstract
The shape and vertical orientation of a cat’s pupil in the daytime are explained by the highly efficient suppression of sunlight that is diffracted by the pupil to the retina.
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M. Born and E. Wolf, Principles of Optics (Pergamon, Oxford, 1969; Nauka, Moscow, 1973).
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P. Jacquinot and B. Roizen-Dossier, in Progress in Optics, Vol. 3 (North-Holland, Amsterdam, 1964), p. 29.
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Original Russian Text © A.V. Lensky, 2009, published in Optika i Spektroskopiya, 2009, Vol. 107, No. 5, pp. 814–816.
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Lensky, A.V. Cat’s pupil and apodization. Opt. Spectrosc. 107, 773–775 (2009). https://doi.org/10.1134/S0030400X09110137
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DOI: https://doi.org/10.1134/S0030400X09110137