Anti-vibration device, optical device, binocle, control method for anti-vibration device, and program

An anti-vibration device which includes a shake correction unit, the anti-vibration device comprising:

• a first vibration detector that is disposed in the shake correction unit;
• a second vibration detector that is disposed outside the shake correction unit;
• and
• a processor,
• wherein the processor performs anti-vibration control based on a first value based on a first output value output from the first vibration detector and a second value based on a second output value output from the second vibration detector,
• the anti-vibration control includes a first anti-vibration control correcting an image shake caused by rotation of the shake correction unit and a second anti-vibration control correcting displacement of the shake correction unit from a reference position,
• the first value is a value contributing to the first anti-vibration control,
• the second value is a value contributing to the second anti-vibration control, and
• the second vibration detector has a sensitivity lower than a sensitivity of the first vibration detector.

An anti-vibration device which includes a shake correction unit, the anti-vibration device comprising:

• a first vibration detector that is disposed in the shake correction unit;
• a second vibration detector that is disposed outside the shake correction unit;
• and
• a processor,
• wherein the processor performs anti-vibration control based on a first value based on a first output value output from the first vibration detector and a second value based on a second output value output from the second vibration detector,
• the anti-vibration control includes a first anti-vibration control correcting an image shake caused by rotation of the shake correction unit and a second anti-vibration control correcting displacement of the shake correction unit from a reference position,
• the first value is a value contributing to the first anti-vibration control,
• the second value is a value contributing to the second anti-vibration control, and
• a frequency band detectable by the second vibration detector is wider than a frequency band detectable by the first vibration detector.

An anti-vibration device which includes a shake correction unit, the anti-vibration device comprising:

• a first vibration detector that is disposed in the shake correction unit;
• a second vibration detector that is disposed outside the shake correction unit;
• and
• a processor,
• wherein the processor performs anti-vibration control based on a first value based on a first output value output from the first vibration detector and a second value based on a second output value output from the second vibration detector,
• the anti-vibration control includes a first anti-vibration control correcting an image shake caused by rotation of the shake correction unit and a second anti-vibration control correcting displacement of the shake correction unit from a reference position,
• the first value is a value contributing to the first anti-vibration control,
• the second value is a value contributing to the second anti-vibration control,
• the processor detects a state of use of the anti-vibration device based on the second output value, and
• the processor performs the anti-vibration control based on a result of the detection.

A control method for an anti-vibration device including a shake correction unit, a first vibration detector disposed in the shake correction unit, and a second vibration detector disposed outside the shake correction unit, the control method comprising:

• performing anti-vibration control based on a first value based on a first output value output from the first vibration detector and a second value based on a second output value output from the second vibration detector;
• and
• changing a ratio between the first value and the second value in accordance with a state of use of the anti-vibration device, wherein:
• the anti-vibration control includes a first anti-vibration control correcting an image shake caused by rotation of the shake correction unit and a second anti-vibration control correcting displacement of the shake correction unit from a reference position;
• the first value is a value contributing to the first anti-vibration control;
• and
• the second value is a value contributing to the second anti-vibration control.

A non-transitory computer-readable storage medium storing a program executable by a computer, the computer being applied to an anti-vibration device including a shake correction unit, a first vibration detector disposed in the shake correction unit, and a second vibration detector disposed outside the shake correction unit, to perform processing comprising:

• performing anti-vibration control based on a first value based on a first output value output from the first vibration detector and a second value based on a second output value output from the second vibration detector;
• and
• changing a ratio between the first value and the second value in accordance with a state of use of the anti-vibration device, wherein:
• the anti-vibration control includes a first anti-vibration control correcting an image shake caused by rotation of the shake correction unit and a second anti-vibration control correcting displacement of the shake correction unit from a reference position;
• the first value is a value contributing to the first anti-vibration control;
• and
• the second value is a value contributing to the second anti-vibration control.