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  2. Autostereogram - Wikipedia

    en.wikipedia.org/wiki/Autostereogram

    The top and bottom images produce a dent or projection depending on whether viewed with cross- () or wall- () eyed vergence. An autostereogram is a two-dimensional (2D) image that can create the optical illusion of a three-dimensional (3D) scene. Autostereograms use only one image to accomplish the effect while normal stereograms require two.

  3. Diffraction spike - Wikipedia

    en.wikipedia.org/wiki/Diffraction_spike

    Diffraction spikes are lines radiating from bright light sources, causing what is known as the starburst effect[1] or sunstars[2] in photographs and in vision. They are artifacts caused by light diffracting around the support vanes of the secondary mirror in reflecting telescopes, or edges of non-circular camera apertures, and around eyelashes ...

  4. Retina - Wikipedia

    en.wikipedia.org/wiki/Retina

    The retina (from Latin rete 'net'; pl. retinae or retinas) is the innermost, light-sensitive layer of tissue of the eye of most vertebrates and some molluscs.The optics of the eye create a focused two-dimensional image of the visual world on the retina, which then processes that image within the retina and sends nerve impulses along the optic nerve to the visual cortex to create visual perception.

  5. Ocular dominance - Wikipedia

    en.wikipedia.org/wiki/Ocular_dominance

    Ocular dominance, sometimes called eye preference or eyedness, [1] is the tendency to prefer visual input from one eye to the other. [2] It is somewhat analogous to the laterality of right- or left- handedness; however, the side of the dominant eye and the dominant hand do not always match. [3] This is because both hemispheres control both eyes ...

  6. Optical illusion - Wikipedia

    en.wikipedia.org/wiki/Optical_illusion

    Optical illusion is also used in film by the technique of forced perspective. Op art is a style of art that uses optical illusions to create an impression of movement, or hidden images and patterns. Trompe-l'œil uses realistic imagery to create the optical illusion that depicted objects exist in three dimensions.

  7. File:Human eye cross section detached retina.svg - Wikipedia

    en.wikipedia.org/wiki/File:Human_eye_cross...

    This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: labels removed, rotated, recoloured, and retina modified. The original can be viewed here: Schematic diagram of the human eye.svg: . Modifications made by RexxS.

  8. Closed-eye hallucination - Wikipedia

    en.wikipedia.org/wiki/Closed-eye_hallucination

    Closed-eye hallucination. Closed-eye hallucinations and closed-eye visualizations (CEV) are hallucinations that occur when one's eyes are closed or when one is in a darkened room. They should not be confused with phosphenes, perceived light and shapes when pressure is applied to the eye's retina, or some other non-visual external cause ...

  9. File:Schematic diagram of the human eye en.svg - Wikipedia

    en.wikipedia.org/wiki/File:Schematic_diagram_of...

    Summary. Diagram of the human eye in English. It shows the lower part of the right eye after a central and horizontal section. Rhcastilhos. And Jmarchn. The SVG code is valid. This diagram was created with Inkscape. This diagram uses embedded text that can be easily translated using a text editor.