1. Base plate size: 400mm x 255mm.
2. Distance between ear bar and base plate: 35.5mm.
3. Ear bar slots with vernier of 0.1mm resolution.
4. Scale range of Ear bars: 35mm with 1mm resolution.
5. Dorsal/Ventral adjustment range for the adaptor: 30mm (+10mm~-20mm) with 0.1mm resolution.
6. Working distance in 3 dimension is 80 mm with precise alignment to 0.1mm resolution.
7. Vertical direction: 180° rotation and lock at any angles.
8. Horizontal direction: 360° rotation and lock at any angles.
9. Dual-lead screws ensure stable, accurate and smooth manipulation.
10. Accuracy and flexibility can be maintained at variable temperatures.
11. Unique anti-clockwise UP mark engraved in the knob prevents incorrect operation.
12. Vertical lock and fixing knob are separated to ensure accurate function at any angle.
13. Replace the U-frame, enlarge the operating space, more economical and reliable
14. Laser engraved scales enable comfortable reading.
15. Ear bar locked plate pressing instead of clamping ensures more stability.
16. Syringe pump, micro camera and drill can be attached to instruments.