Optical apparatus and lens apparatus

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• and
• a controller which receives a signal for moving the movable lens that is sent from the camera and controls the drive of the lens drive unit and the operating member drive unit;
• wherein the controller controls the drive of the lens drive unit based on the signal from the operating member position detector and controls the drive of the operating member drive unit based on the signal from the camera.

An optical apparatus comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a signal output unit which outputs a first signal and a second signal, each of which is a signal for moving the movable lens;
• and
• a controller which controls the drive of the lens drive unit and the operating member drive unit;
• wherein the controller controls the drive of the lens drive unit based on the signal from the operating member position detector, controls the drive of the operating member drive unit based on the first signal, and furthermore controls the drive of the lens drive unit based on the second signal.

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• and
• a controller which receives a first signal and a second signal, each of which is a signal for moving the movable lens and is sent from the camera, and controls the drive of the lens drive unit and the operating member drive unit;
• wherein the controller controls the drive of the lens drive unit based on the signal from the operating member position detector, controls the drive of the operating member drive unit based on the first signal, and controls the drive of the lens drive unit based on the second signal.

An optical apparatus comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a signal output unit which outputs a signal for moving the movable lens;
• a controller which controls the drive of the lens drive unit based on the signal from the operating member position detector and controls the drive of the operating member drive unit based on the signal from the signal output unit;
• a switching mechanism switchable between a transmitting state, in which a drive force is transmitted from the operating member drive unit to the operating member, and a non-transmitting state, in which the drive force is not transmitted;
• and
• a switching detector which outputs a signal for detecting the state of the switching mechanism;
• wherein the controller controls the drive of the operating member drive unit based on the signal from the signal output unit when the switching mechanism is detected to be in the transmitting state by the signal from the switching detector, and restricts the drive of the operating member drive unit based on the signal from the signal output unit when the switching mechanism is detected to be in the non-transmitting state.

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a controller which controls the drive of the lens drive unit based on the signal from the operating member position detector, and controls the drive of the operating member drive unit based on a signal for moving the movable lens that is sent from the camera;
• a switching mechanism switchable between a transmitting state, in which a drive force is transmitted from the operating member drive unit to the operating member, and a non-transmitting state, in which the drive force is not transmitted;
• and
• a switching detector which outputs a signal for detecting the state of the switching mechanism;
• wherein the controller controls the drive of the operating member drive unit based on the signal from the camera when the switching mechanism is detected to be in the transmitting state by the signal from the switching detector, and restricts the drive of the operating member drive unit based on the signal from the camera when the switching mechanism is detected to be in the non-transmitting state.

An optical apparatus comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a signal output unit which outputs a signal for moving the movable lens;
• a controller which controls the drive of the lens drive unit based on the signal from the operating member position detector and controls the drive of the operating member drive unit based on the signal from the signal output unit;
• a switching mechanism switchable between a transmitting state, in which a drive force is transmitted from the operating member drive unit to the operating member, and a non-transmitting state, in which the drive force is not transmitted;
• a switching detector which outputs a signal for detecting the state of the switching mechanism;
• and
• a switching drive unit which actuates the switching mechanism;
• wherein the controller drives the switching drive unit to switch the switching mechanism from the transmitting state to the non-transmitting state when the switching mechanism is detected to be in the transmitting state by the signal from the switching detector and there is a change in the signal from the operating member position detector while the operating member drive unit is not driven.

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined movable range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a controller which controls the drive of the lens drive unit based on the signal from the operating member position detector, and controls the drive of the operating member drive unit based on a signal for moving the movable lens that is sent from the camera;
• a switching mechanism switchable between a transmitting state, in which a drive force is transmitted from the operating member drive unit to the operating member, and a non-transmitting state, in which the drive force is not transmitted;
• a switching detector which outputs a signal for detecting the state of the switching mechanism;
• and
• a switching drive unit which actuates the switching mechanism;
• wherein the controller drives the switching drive unit to switch the switching mechanism from the transmitting state to the non-transmitting state when the switching mechanism is detected to be in the transmitting state by the signal from the switching detector and there is a change in the signal from the operating member position detector while the operating member drive unit is not driven.

An optical apparatus comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a signal output unit which outputs a signal for moving the movable lens;
• a memory which stores information indicating the correspondence between the position of the operating member and the position of the movable lens;
• a controller which controls the drive of the lens drive unit based on the position information on the operating member detected by the signal from the operating member position detector and the correspondence information stored in the memory, and controls the drive of the operating member drive unit based on the signal from the signal output unit;
• and
• an end position detector which outputs a signal for detecting that the operating member is positioned at an optical end corresponding position that is set at the inner side of the predetermined movable range;
• wherein the controller corrects the correspondence information based on the position information on the operating member detected by the signal from the operating member position detector at the time the operating member has been detected to be positioned at the optical end corresponding position by the signal from the end position detector.

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member in the predetermined range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a memory which stores information indicating the correspondence between the position of the operating member and the position of the movable lens;
• a controller which controls the drive of the lens drive unit based on the position information on the operating member detected by the signal from the operating member position detector and the correspondence information stored in the memory, and controls the drive of the operating member drive unit based on a signal for moving the movable lens that is sent from the camera;
• an end position detector which outputs a signal for detecting that the operating member is positioned at an optical end corresponding position that is set at the inner side of the predetermined movable range;
• and
• wherein controller corrects the correspondence information based on the position information on the operating member detected at the time the operating member has been detected to be positioned at the optical end corresponding position by the signal form the end position detector.

An optical apparatus comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member within the predetermined range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a signal output unit which outputs a signal for moving the movable lens;
• a memory which stores information indicating the correspondence between the position of the operating member and the position of the movable lens;
• a controller which controls the drive of the lens drive unit based on the position information on the operating member detected by the signal from the operating member position detector and the correspondence information stored in the memory, and controls the drive of the operating member drive unit based on the signal from the signal output unit;
• and
• an end position detector which outputs a signal for detecting that the operating member is positioned at an optical end corresponding position that is set at the inner side of the predetermined movable range;
• wherein the controller corrects the position information on the operating member that is used in controlling the drive of the lens drive unit, based on the position information on the operating member detected at the time the operating member has been detected to be positioned at the optical end corresponding position by the signal from the end position detector.

A lens apparatus mountable to a camera, comprising:

• a movable lens movable in an optical axis direction;
• a lens drive unit which drives the movable lens;
• an operating member operable within a predetermined movable range;
• an operating member drive unit which drives the operating member in the predetermined range;
• an operating member position detector which outputs a signal for detecting the position of the operating member;
• a memory which stores information indicating the correspondence between the position of the operating member and the position of the movable lens;
• a controller which controls the drive of the lens drive unit based on the position information on the operating member detected by the signal from the operating member position detector and the correspondence information stored in the memory, and control the drive of the operating member drive unit based on a signal for moving the movable lens that is sent from the camera;
• an end position detector which outputs a signal for detecting that the operating member is positioned at an optical end corresponding position that is set at the inner side of the predetermined movable range;
• and
• wherein the controller corrects the position information on the operating member that is used in controlling the drive of the lens drive unit, based on the position information on the operating member detected at the time the operating member has been detected to be positioned at the optical end corresponding position by the signal from the end position detector.