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15 صفحه اولPupil constrictions to photographs of the sun.
The pupil constricts in response to light increments and dilates with light decrements. Here we show that a picture of the sun, introducing a small overall decrease in light level across the field of view, results in a pupillary constriction. Thus, the pictorial representation of a high-luminance object (the sun) can override the normal pupillary dilation elicited by a light decrement. In a ser...
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ژورنال
عنوان ژورنال: Nature
سال: 2002
ISSN: 0028-0836,1476-4687
DOI: 10.1038/416494a