Other Features - Welch Allyn 18200 Manual

Other Features

This retinoscope was designed with the needs of today's practitioner
in mind. Listed below are several additional features that will
increase your diagnostic capability.
DYNAMIC RETINOSCOPY—The Welch Allyn 3.5v Halogen
streak retinoscope can be outfitted with magnetic fixation cards
(No. 18250) to help perform dynamic retinoscopy. In dynamic
retinoscopy, the patient is asked to fixate on words, shapes or
another age-appropriate target in the plane of or even on the
retinoscope itself. Dynamic retinoscopy is usually done immediately
after completing static retinoscopy. There are many methods of
dynamic retinoscopy, among these are book retinoscopy, bell
retinoscopy, MEM (Monocular Estimation Method) retinoscopy
and near retinoscopy.
Some uses of Dynamic Retinoscopy:
1. To check for accommodative disorders;
2. To obtain refractive information;
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