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. 2016 Jan 1;23(Pt 1):67–77. doi: 10.1107/S1600577515020615

Table 4. Parameters of the 11 reflectometer axes.

Axis Hardware Range Positioning accuracy
Sample azimuth angle φ Huber 430 −180° to 180° 3.6"
Sample incidence angle θ Huber 411 −90° to 90° 3.6"
Detector angle 2θ Huber 411 −180° to 180° 3.6"
Detector off-plane (two axes) Ceramic motors −25 mm to 25 mm (−4° - 4°) 50 nm
Sample adjustment T x, T y, T z Ceramic motors −20 mm to 20 mm (not simulated) 500 nm
Sample adjustment R x, R y, R z Ceramic motors −10° to 10° (not simulated) 1"