Table 1.

Angular ranges for each SC zone.

	SC.m	SC.cm	SC.cl	SC.l
ARA 86	90–75°	75–60°	60–45°	45–30°
ARA 90	90–75°	75–55°	55–35°	35–10°
ARA 96	90–75°	75–60°	60–45°	45–5°
ARA 100	90–75°	75–60°	60–45°	45–0°