Vision

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Vision

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People having Color Vision Deficiency cannot make clear completely to those of us who do not also have the condition exactly how they see.
Sabesan and colleagues discerned this color vision strategy by stimulating 273 individual cones in the eyes of two men.
Medical students and congenital color vision deficiency; unnoticed problems and the case for screening.
Gorillas and chimpanzees have human color vision," Yokoyama says.
Overall, 40 percent of the participants had abnormal results on one of the two color vision tests used in the study.
Table3 demonstrates the status of color vision with and without filters.
Nocturnal animals - such as foxes, owls, skunks, and raccoons - whose vision is specialized for dim light seldom have good color vision.
Color vision deficiencies are a group of conditions that affect the perception of color.
The entry level In-Sight Micro 1100C model provides a highly capable, standard (640 x 480) resolution color vision system at a competitive price.
It was unexpected that a 'primitive' vertebrate like the elephant shark had the potential for color vision like humans," said Byrappa Venkatesh, a scientist at Singapore's Institute of Molecular and Cell Biology (IMCB), who with David Hunt, from the Institute of Ophthalmology at University College London (UCL), headed the research team responsible for this surprising discovery.
Human color vision evolved to reliably extract information about the material properties of objects seen under huge variations of illumination and view.