Open Access

Table 1

Original and adjusted central camera positions with respect to treatment isocenter.

Original central camera position (tilted towards setup isocenter, i.e. bore lasers) Adjusted central camera positions

Pos. #1 Pos. #2 Pos. #3
Vertical (cm) 139.33 139 106.3 116.1
Longitudinal (cm) 217.64 217.64 166.1 166.1
Lateral (cm) 0.06 0.06 0.06 0.06
Tilt (°) 29.5 50.3 50.3 45.7

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