Patent ID: 11933719
Assignee: CHANGXIN MEMORY TECHNOLOGIES, INC.
Field: Measurement (Instruments)
Classification: CPC G  H  B | IPC B  G  H

Claim 11:
12. The posture adjustment method of claim 10, wherein when lengths of the third piezoelectric adjusting bolt and the second piezoelectric adjusting bolt are increased, and simultaneously lengths of the fourth piezoelectric adjusting bolt and the first piezoelectric adjusting bolt are reduced, the fixed bracket drives the optical sensor to be detected to rotate counterclockwise around the first straight line direction as the axis; or, when lengths of the third piezoelectric adjusting bolt and the second piezoelectric adjusting bolt are reduced, and simultaneously lengths of the fourth piezoelectric adjusting bolt and the first piezoelectric adjusting bolt are increased, the fixed bracket drives the optical sensor to be detected to rotate clockwise around the first straight line direction as the axis.