Image pickup unit and endoscope
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United States of America Patent
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Jan 23, 2018
Issued Date -
N/A
app pub date -
Jun 27, 2017
filing date -
Aug 5, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
An image pickup unit, includes: a front group lens frame holding a front group lens; a rear group lens frame fitted to the front group lens frame and holding a rear group lens; a movable frame disposed to be movable forward and backward in a direction along a photographing optical axis within the rear group lens frame, and holding a movable lens; an adhesive bonding the front group lens frame to the rear group lens frame; and an adhesive outflow preventing portion preventing the adhesive from flowing out toward the movable frame side when the front group lens frame is bonded and fitted to the rear group lens frame.
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