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  2. Photorefractive keratectomy - Wikipedia

    en.wikipedia.org/wiki/Photorefractive_keratectomy

    The procedure can be used to treat astigmatism, nearsightedness, and farsightedness. [3] During the procedure, the epithelium is displaced using a diluted alcohol solution. [4] PRK has advantages over LASIK in that it avoids added complications associated with the flap created during surgery.

  3. LASIK - Wikipedia

    en.wikipedia.org/wiki/LASIK

    LASIK or Lasik (/ ˈ l eɪ s ɪ k /; "laser-assisted in situ keratomileusis"), commonly referred to as laser eye surgery or laser vision correction, is a type of refractive surgery for the correction of myopia, hyperopia, and astigmatism. [1]

  4. Refractive surgery - Wikipedia

    en.wikipedia.org/wiki/Refractive_surgery

    Recovery time is longer with PRK than with LASIK, though the outcome (after 3 months) is about the same (very good). More recently, customized ablation has been performed with LASIK, LASEK, and PRK. Transepithelial photorefractive keratectomy (TransPRK) is a laser-assisted eye surgery to correct refraction errors of human eye corneas. It uses ...

  5. Farsightedness - Wikipedia

    en.wikipedia.org/wiki/Farsightedness

    Manifest hyperopia: It is the amount of hyperopia not corrected by ciliary tone. Manifest hyperopia is further classified into two, facultative and absolute. Facultative hyperopia: It is the part of hyperopia corrected by patient's accommodation. Absolute hyperopia: It is the residual part of hyperopia which causes blurring of vision for distance.

  6. Refractive error - Wikipedia

    en.wikipedia.org/wiki/Refractive_error

    In order to see a clear image, the eye must focus rays of light on to the light-sensing part of the eye – the retina, which is located in the back of the eye.This focusing – called refraction – is performed mainly by the cornea and the lens, which are located at the front of the eye, the anterior segment.

  7. AOL Video - Serving the best video content from AOL and ...

    www.aol.com/video/view/how-does-lasik-work...

    The AOL.com video experience serves up the best video content from AOL and around the web, curating informative and entertaining snackable videos.

  8. LCA-Vision - Wikipedia

    en.wikipedia.org/wiki/LCA-Vision

    LCA-Vision is a provider of photorefractive keratectomy in the United States under the LasikPlus brand. [1] The company performs Custom LASIK, PRK and monovision treatment to correct nearsightedness, farsightedness, astigmatism and reduce the effects of presbyopia.

  9. AOL Video - Troubleshooting - AOL Help

    help.aol.com/articles/aol-video-troubleshooting

    Note: If this does not resolve the issue, try setting the Video Acceleration to None by dragging the slider bar to the extreme left. Install computer updates or update your video driver Install all applicable drivers, firmware or software updates on your computer and update your video driver.

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