2020–2021 BCSC Basic and Clinical Science Course™
3 Clinical Optics
Chapter 4: Clinical Refraction
This chapter includes related videos, which can be accessed by scanning the QR codes provided in the text or going to www.aao.org/bcscvideo_section03.
Highlights
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terminology associated with clinical refraction
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proper use of the retinoscope
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use of the astigmatic dial for astigmatism determination
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use of the Jackson cross cylinder and the refractor (phoropter) as well as trial frame in determining the spherocylindrical correction of the eye
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how to identify and treat induced prism in spectacle corrections
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effective power changes that occur due to changes in lens vertex distance
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management of a dissatisfied patient with new spectacles
Excerpted from BCSC 2020-2021 series : Section 3 - Clinical Optics. For more information and to purchase the entire series, please visit https://www.aao.org/bcsc.