SOLVED:Photorefractive keratectomy (PRK) is a laser-based surgical procedure that corrects near- and farsightedness by removing part of the lens of the eye to change its curvature and hence focal length. This procedure can remove layers 0.25 μm thick using pulses lasting 12.0  ns from a laser beam of wavelength 193 nm . Low-intensity beams can be used because each individual photon has enough energy to break the covalent bonds of the tissue. (a) In what part of the electromagnetic spectrum does
SOLVED:Photorefractive keratectomy (PRK) is a laser-base…
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Photorefractive Keratectomy (PRK)
Photorefractive Keratectomy (PRK)
Dec 21, 2019
ypo.education
2.5K views · 16 reactions | PRK, or Photorefractive Keratectomy, is...
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2.5K views · 16 reactions | PRK, or Photorefractive Keratectomy, is...
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