Optical apparatus and image capturing apparatus
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United States of America Patent
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Jan 23, 2018
Grant Date -
Dec 3, 2015
app pub date -
May 26, 2015
filing date -
May 29, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
The optical apparatus includes an optical system forming an optical image on a rectangular image capturing surface having long and short sides, a plastic lens, a holder holding the plastic lens, and a pressing member pressing the plastic lens to the holder. One of the plastic lens and the holder includes first and second protrusions located on mutually opposite sides across an optical axis in a first direction parallel to the short sides. Another of the plastic lens and the holder includes a first hole portion into which the first protrusion is inserted to prevent a displacement thereof in a second direction parallel to the long sides and the first direction and a second hole portion into which the second protrusion is inserted to prevent a displacement thereof in the second direction and to allow a relative displacement thereof in the first direction.
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