Optical illusions with hidden images are amazing for testing your visual powers. These illusion images challenge your brain's ...
How good is your mental speed at observing hidden details? Solve this optical illusion to find out! Only if you are visually ...
If you are a human being, then your dominant sense is vision. That means that a person relies more upon visual inputs than any other form of sensory stimulation, and a larger portion of our brain is ...
Visual acuity (VA) commonly refers to the clarity of vision, but technically rates an examinee's ability to recognize small details with precision. Visual acuity is dependent on optical and neural ...
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