NATURE OF BINOCULAR VISION ANOMALIES
Introduction
Binocular vision is the coordination and integration of what is received from the two eyes separately into a single binocular percept.
Proper functioning of binocular vision without symptoms depends on a number of factors, which can be considered under three broad headings:
(1) The anatomy of the visual apparatus
(2) The motor system that coordinates movement of the eyes
(3) The sensory system through which the brain receives and integrates the two monocular signals.
Anomalies in any of these can cause difficulties in binocular vision, or even make it impossible. In considering the binocular difficulties of a particular patient, therefore, all three parts of the total system need to be investigated:
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