JP2006113432A5 - - Google Patents

Claims (7)

  An imaging optical system and a drive unit that drives at least a part of the imaging optical system in the optical axis direction, and performs focus adjustment of the imaging optical system with respect to an imaging member for recording an optical image from the imaging optical system Focus adjustment means, drive information storage means for storing information on a plurality of drive speed patterns of the drive means when performing the focus adjustment, photosensitive information storage means for storing information on the imaging member, and the imaging member According to the information, the selecting means for selecting information related to one driving speed pattern among the information related to the plurality of driving speed patterns stored in the driving information storage means, and the information related to the selected driving speed pattern An optical apparatus comprising: a speed control unit that controls a driving speed of the driving unit. 2. The optical apparatus according to claim 1 , wherein the optical apparatus is divided into a camera body having the imaging optical system and a lens unit having the imaging optical system and driving means and detachable from the camera body. The optical apparatus according to claim 2 , wherein the lens unit includes the drive information storage unit. The optical apparatus according to claim 2 , wherein the camera body includes the photosensitive information storage unit. Communication means for performing information communication between the camera body and the lens unit, wherein the lens unit has the selection means, and the selection means is stored in the photosensitive information storage means via the communication means. Obtaining information related to the image pickup member, and selecting information related to one drive speed pattern from among the information related to the plurality of drive speed patterns stored in the drive information storage unit according to the information related to the image pickup member. The optical apparatus according to claim 4 . The lens unit according to claim 3 or 5 . The camera body according to claim 4 or 5 .