Table 1.

Visual assessment

Characteristics of binocular vision	Results
Stereoscopic vision (TNO)	120±0
Convergence
Left eye	4.50±0.56
Right eye	4.60±0.55
Horizontal phoria
Left eye	0.45±0.25
Right eye	0.65±0.31
Vertical phoria
Left eye	0.05±0.02
Right eye	0.05±0.02

Abbreviation: TNO, Netherlands Organisation for Applied Scientific Research.