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  2. Prism correction - Wikipedia

    en.wikipedia.org/wiki/Prism_correction

    Individuals with nystagmus, Duane's retraction syndrome, 4th Nerve Palsy, and other eye movement disorders experience an improvement in their symptoms when they turn or tilt their head. Yoked prism can move the image away from primary gaze without the need for a constant head tilt or turn. Prism correction is measured in prism dioptres. A ...

  3. Macular degeneration - Wikipedia

    en.wikipedia.org/wiki/Macular_degeneration

    Causes: Damage to the macula of the retina: Risk factors: Genetics, smoking: Diagnostic method: Eye examination: Prevention: Exercising, eating well, not smoking: Treatment: Anti-VEGF medication injected into the eye, laser coagulation, photodynamic therapy: Frequency: 8.7% global prevalence in 2020

  4. Scintillating scotoma - Wikipedia

    en.wikipedia.org/wiki/Scintillating_scotoma

    Many variations occur, but scintillating scotoma usually begins as a spot of flickering light near or in the center of the visual field, which prevents vision within the scotoma area. It typically affects both eyes, as it is not a problem specific to one eye.

  5. Homonymous hemianopsia - Wikipedia

    en.wikipedia.org/wiki/Homonymous_hemianopsia

    Causes. brain bleed, brain inflammation, brain tumor, dementia, epilepsy, lymphoma, other kinds of brain injuries, and stroke. Diagnostic method. magnetic resonance imaging. Hemianopsia, or hemianopia, is a visual field loss on the left or right side of the vertical midline. It can affect one eye but usually affects both eyes.

  6. Aberrations of the eye - Wikipedia

    en.wikipedia.org/wiki/Aberrations_of_the_eye

    Different kinds of aberrations may have equal RMS across the pupil but have different effects on vision, therefore, RMS error is unrelated to visual performance. The majority of eyes have total RMS values less than 0.3 μm. Zernike polynomials

  7. Suppression (eye) - Wikipedia

    en.wikipedia.org/wiki/Suppression_(eye)

    Suppression of an eye is a subconscious adaptation by a person's brain to eliminate the symptoms of disorders of binocular vision such as strabismus, convergence insufficiency and aniseikonia. The brain can eliminate double vision by ignoring all or part of the image of one of the eyes.

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