Figure 4From: Comparison of the monocular Humphrey visual field and the binocular Humphrey esterman visual field test for driver licensing in glaucoma subjects in Sweden The same subject’s HEVF shows lot of missed points. The defects (denoted by thick black tick marks) are situated in the vertical area 20° and the horizontal 50° from the center. In this area 3 adjacent defects were detected, therefore the test is classified as “fail”.Back to article page