1. 3-section foldable support arm to save space
2. Maximum working radius of 500mm
3. 360 degrees arbitrary lateral rotation, a wide range of use
4. The column is made of aluminum, with high strength and durability, and the surface is treated by anodic process
5. Suitable for stereomicroscope and single barrel electron microscope
6. A variety of column fixing methods to adapt to different working environments
