摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical device which causes an interchangeable lens to surely perform a prescribed operation and can secure operability when the interchangeable lens is removed from a camera body. <P>SOLUTION: The optical device includes: an unlocking button 207 which is depressed to remove an interchangeable lens 100 from a camera body 200; a plunger lock pin 209 which fixes the interchangeable lens to the camera body to restrict its removal and releases fixing of the interchangeable lens to the camera body to allow the interchangeable lens to be removed from the camera body; an unlock detection switch 208 which detects that the unlocking button 207 has been depressed; and a camera control circuit 202 which causes the interchangeable lens to perform a prescribed operation when the unlock detection switch detects that the unlocking button has been depressed, and releases the fixing by the plunger lock pin 209 when a signal indicating that the prescribed operation has been completed, is received from the interchangeable lens. <P>COPYRIGHT: (C)2013,JPO&INPIT |