Learn what a visual field is, how to test it, when to test it, and what different types of tests can be used to test the visual field.

The visual field can be tested in a few different ways, including the confrontational visual field exam, tangent screen test, and automated perimetry exam (described below).

What glaucoma patients actually see might differ from what visual field tests show; early glaucoma can be missed if patient perception is not taken into account.

A report by Heru Inc., the innovative vision diagnostics and augmentation leader, indicates that visual field test results from its wearable platform, ...