JP2004012541A5 - - Google Patents

Claims (8)

An optical adjustment means ; a servo drive system that generates a drive force for driving the optical adjustment means; and a connection means that connects the servo drive system to the optical adjustment means so that the drive force can be transmitted. An optical system that can connect a servo operation unit that outputs a control signal for driving the servo drive system according to the operation of the connection means, and that can change the connection torque between the input side and the output side of the connection means. A device,
Temperature detecting means for detecting the temperature;
Tilt detecting means for detecting the tilt of the optical device from the horizontal state;
Control means for changing a connection torque of the connection means based on a control signal from the servo operation unit and at least one of an output of the temperature detection means and an output of the inclination detection means. Optical device. The driving force of the servo drive system transmitted through the connecting means is transmitted to the optical adjusting means, and a drive transmitting member operated to manually drive the optical adjusting means is provided. Item 4. The optical device according to Item 1. When a control signal exceeding a predetermined value is input from the servo operation unit, the control means turns the connection means to the control signal and at least one of the output of the temperature detection means and the output of the inclination detection means. Connect with the connection torque determined based on
3. The optical apparatus according to claim 2, wherein when the control signal exceeding the predetermined value is not input from the servo operation unit, the connection means is disconnected. A unit attached to the optical device having an optical adjusting means, and a servo drive system for generating a drive force for driving the optical adjustment means, the servo drive system in response to the operation of the operation member drive A servo operation unit that outputs a control signal to connect the servo drive system to the optical adjustment unit so that a driving force can be transmitted between the input side and the output side of the connection unit. An optical device drive unit with variable connection torque,
Temperature detecting means for detecting the temperature;
Tilt detecting means for detecting the tilt of the optical device drive unit from the horizontal state;
A control signal from the servo operation unit, and having a control means for changing the connection torque of said connection means based on at least one of the outputs of output and the inclination detecting means of said temperature detecting means Optical device drive unit. When a control signal exceeding a predetermined value is input from the servo operation unit, the control means turns the connection means into at least one of the control signal, the output of the temperature detection means, and the output of the inclination detection means. Connect with the connection torque determined based on
5. The optical device drive unit according to claim 4, wherein when the control signal exceeding the predetermined value is not input from the servo operation unit, the connection unit is disconnected.   A camera system comprising the optical device according to claim 1 and a camera to which the optical device is mounted.   6. An optical device system comprising: the optical device drive unit according to claim 4; and an optical device to which the drive unit is mounted.   8. A camera system comprising: the optical device system according to claim 7; and a camera to which the optical device is mounted.