| 摘要 |
<p>A driver comprising detectors (18 and 19) for detecting the physical amount of rotation of an object to be detected around a given detection axis, a calculating unit (110) for calculating the driven amount of a driven body provided to the object to be detected in accordance with at least the output of the detectors (18 and 19) and the angle formed by the detection axis and the reference axis which regulates the driving direction of the driven body, and a driving mechanism (120) for driving the driven body in the direction regulated by the reference axis in accordance with the result of the calculation by the unit (110).</p> |
