Rotation stage is a different method to send slight tremor.
Can be rotated 360 degrees Coarse grabbed the table surface in both stages.
Tremors feed unit is possible, can be rotated 360 degrees Coarse grabbed the table surface. Coarse tremor on top of the clamp, done with a micrometer head.
Tremors feed unit is possible, after the clamp coarse, fine movement is possible.
Widely available to the camera positioning applications, such as sensors.