
Aerotech is Your Light Source Motion Control Expert
Aerotech proudly maintains a long history of success in supplying automation platforms for complex synchrotron applications. From single axis, high performance air-bearing stages to fully integrated diffractometer solutions , Aerotech can apply decades of experience to the most difficult motion control challenges.

Superior Mechanics for Velocity Regulation, Accuracy, and Repeatability
- Enhanced high-load capacity linear stages for hundreds of kilograms.
- Direct encoders for improved repeatability and minimum incremental moves.
- Direct-drive rotary air bearing axes for best possible velocity regulation.
- Custom-engineered solutions to accommodate any light source motion application.
- Large goniometric cradles to support over 700 kg enabling precision positioning of large upstream mechanics.
- Full linear, rotary,, and angular range of motion.
- Micron level accuracy and repeatability.

Advanced Control Platforms for Noise Immunity and Superior Servo Performance
- EPICS compatibility — Aerotech’s Ensemble and Soloist controllers are completely supported for use within the EPICS architecture! Stand-alone controller platforms for independent system automation – no PC needed!
Tango Support coming soon!
- Rack mount or discrete drives available, using linear or PWM amplifiers.
- Dynamic Controls Toolbox includes advanced servo algorithms and tuning tools that enable the highest level of system performance.
- Ultra high-performance linear amplifiers for noise immunity and stability.
Diffractometer Solutions Custom Engineered Subsystems
11-Axes Diffractometer Solutions
Axis |
Range |
Accuracy |
Repeatability |
Step Size |
| X |
100mm |
+/-1.0 micron |
+/-0.5 micron |
1.0 micron |
| Ydetector |
200mm |
+/-3.0 micron |
+/-1.0 micron |
0.5 micron |
| 2θ |
320 degrees |
+/-3.9 arc sec |
+/-0.5 arc sec |
<0.1 arc sec |
| γ |
10 degrees |
+/-5.0 arc sec |
+/-1.0 arc sec |
<0.1 arc sec |
| θ |
320 degrees |
+/-3.9 arc sec |
+/-0.5 arc sec |
<0.1 arc sec |
| Υ |
200mm |
+/-3.0 micron |
+/-2.0 micron |
1.0 micron |
| χ |
+/-4 degrees |
3.6 arc sec |
3 arc sec |
<0.1 arc sec |
| Ø |
+/-4 degrees |
3.6 arc sec |
3 arc sec |
<0.1 arc sec |
| Xsample |
100mm |
+/-2.0 microns |
+/-1.0 micron |
0.5 microns |
| Zsample |
100mm |
+/-2.0 microns |
+/-1.0 micron |
0.5 microns |
| Ysample |
25mm |
+/-1.0 microns |
+/-0.75 micron |
0.53 microns |
Notes:
1. Rotary axes aligned to with 5 arc-second orthogonality.
2. Up to 50 kg sample / load mass capability.
3. 1.4 m beam work-height.
Click for Specifications
Click for Specifications

| X |
±1 mm |
±0.5 mm |
| Theta |
±2 arc-sec |
±0.5 arc-sec |
| Z |
±1 mm |
±0.5 mm |
Notes:
1. Air bearing used for X axis to provide sub-micron flatness and ±1 arc second pitch, roll, and yaw.
2. Unique direct-drive carrier stage supports Theta slip-ring to preserve outstanding rotary performance.
3. 3-point mount Z axes offer precision lift, tip, and tilt motion for entire assembly.
4. Piezo staging accommodated by complex slip-ring arrangement to allow 360 degree continuous travel in Theta.
Solutions for Diffractometers and Protein Crystallography
- Precision arc-sec and micron-level aligments for the smallest possible sphere of confusion.
- Custom-engineered three-point vertical lift and tip-tilt solutions for 100s of kilograms.
- Air bearing linear and rotary axes for ultimate velocity stability.
- Active or passive vibration isolation.
- Software tools to compensate for base vibration and mechanical resonance.
- Highly coordinated multi-axis motion.
- Linear travels of 100s of mm, rotary travels up to continuous 360°.

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