Patent ID: 11906894
Assignee: OLYMPUS CORPORATION
Field: Optics (Instruments)
Classification: CPC G  H | IPC G  H

Claim 9:
10. The lens control method of claim 7, wherein the imaging device further comprises a third stepping motor for driving a second zoom lens contained in the photographing lens, wherein:
there is a period in which at least one of the first stepping motor, second stepping motor, and third stepping motor are driven at a constant rate,
and the method further comprises setting a time or the period, in order to make a time, required to move by a specified number of drive pulses in a period in which the zoom lens, the focus lens and the second zoom lens are driven at a constant rate, match a predetermined time, dividing the period into a plurality of periods, and setting one of two drive times on either side of the average time, that are different from each other by the control unit time.