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  2. What colors can cats see? Here's how your pet perceives the ...

    www.aol.com/colors-cats-see-heres-pet-110109011.html

    What colors can cats see? The retina uses "cones," a specific type of photoreceptor, to differentiate color, according to the American Academy of Ophthalmology. Human eyes have three types of ...

  3. Color vision - Wikipedia

    en.wikipedia.org/wiki/Color_vision

    Thus color information is mostly taken in at the fovea. Humans have poor color perception in their peripheral vision, and much of the color we see in our periphery may be filled in by what our brains expect to be there on the basis of context and memories. However, our accuracy of color perception in the periphery increases with the size of ...

  4. Color blind grandson and grandpa see certain colors for the ...

    www.aol.com/news/2015-12-07-color-blind-grandson...

    Out of 200 submissions, Kohen won and asked if he could have a pair for his grandpa too. The companies agreed. "I thought it'd be cool because we have the same color blindness and we can now see ...

  5. A new video camera shows us how animals truly see colors

    www.aol.com/video-camera-show-us-animals...

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  6. Anaglyph 3D - Wikipedia

    en.wikipedia.org/wiki/Anaglyph_3D

    However, these side-by-side types offer bright and accurate color rendering, not easily achieved with anaglyphs. Also, extended use of the "color-coded" "anaglyph glasses" can cause discomfort, and the afterimage caused by the colors of the glasses may temporarily affect the viewer's visual perception of real life objects.

  7. Evolution of color vision in primates - Wikipedia

    en.wikipedia.org/wiki/Evolution_of_color_vision...

    Because these anthropoids are and were nocturnal, operating most often in a world where color is less important, selection pressure on color vision relaxed. On the opposite side of the spectrum, diurnal howler monkeys (Alouatta) have reinvented routine trichromacy through a relatively recent gene duplication of the M/L gene. [7]

  8. Wear red and green to experience the Purkinje effect during ...

    www.aol.com/total-solar-eclipse-create-optical...

    To see the Purkinje effect, people will have to take off their eclipse glasses, but they should do so only when looking at their surroundings, Rylander said. ... having those two colors side by ...

  9. Tetrachromacy - Wikipedia

    en.wikipedia.org/wiki/Tetrachromacy

    The four pigments in a bird's cone cells (in this example, estrildid finches) extend the range of color vision into the ultraviolet. [1]Tetrachromacy (from Greek tetra, meaning "four" and chroma, meaning "color") is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cell in the eye.