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#Visual Acuity
December 6, 2021

What is Visual Acuity?

Visual acuity refers to the clarity or clearness of the vision, a measure of how well a person sees. The ...

The Moorfields Acuity Chart (MAC) Set

Two different letter charts (MAC 1 for the right eye and MAC 2 for the left eye).  High-pass filtered letter targets composed of a black core with surrounding white borders and are presented on a grey background leading to the appearance of the letters vanishing close to threshold, hence their description as vanishing optotypes.


Moorfields Acuity Charts

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