Mirror drive device equipped in image pickup apparatus, and image pickup apparatus
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United States of America Patent
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Jun 11, 2019
Grant Date -
Feb 1, 2018
app pub date -
Jul 24, 2017
filing date -
Jul 29, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A mirror drive device capable of achieving high responsiveness and driving stability, and suppressing mirror bounce. The mirror drive device includes a mirror box. A main mirror holder has a main mirror rotating shaft rotatably supported by the mirror box, and rotatably holds a main mirror between a mirror-down position and a mirror-up position, A sub mirror holder has a sub mirror rotating shaft rotatably supported by the mirror box, and rotatably holds a sub mirror between a mirror-down position and a mirror-up position. The main mirror holder and the sub mirror holder are connected by at least one connecting member. A drive member is engaged with the connecting member, and is driven for rotation by a motor. The sub mirror holder is directly driven by the drive member, and the main mirror holder is driven by the drive member via the connecting member.
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