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.
terminology associated with clinical refraction
proper use of the retinoscope
use of the astigmatic dial for astigmatism determination
use of the Jackson cross cylinder and the refractor (phoropter) as well as trial frame in determining the spherocylindrical correction of the eye
how to identify and treat induced prism in spectacle corrections
effective power changes that occur due to changes in lens vertex distance
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.