If all three sets of cones are stimulated with equal intensity, the person senses the light as white, and if none are stimulated, the individual senses black. Different forms of colorblindness outcome from the body’s inability to supply different varieties of cone pigments. Just like a lens in a camera sends a message to produce a movie, the lens in the Eye ‘refracts’ incoming mild onto the retina. Eye and Vision is an open entry, peer-reviewed journal for ophthalmologists and visual science specialists. It welcomes research articles, evaluations, case stories, perspectives and quick reports encompassing all elements of eye and imaginative and prescient. Glaucoma occurs when fluid strain increases in the eye, damaging the optic nerve.