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Experience simplified hue-saturation spaces up to hexachromacy in "impossible" new colors for yourself! Watch this video in VR; ...

Yes, there's no number in the Ishihara plate of the thumbnail. But if this was a real test for tetrachromacy and you are a normal ...

Experience true-red tetrachromatic hues in "impossible" new colors for yourself! Watch the video by using cross-viewing or ...

Tab Giveaway ,Gold challenge and free course k liye apply kare google form - https://forms.gle/REYWfLzpiVNbe4ak9 Dhan ...