ENDOSCOPE
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United States of America Patent
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Issued Date -
Feb 11, 2016
app pub date -
Oct 21, 2013
filing date -
Mar 25, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
An endoscope which is capable of backward viewing and the structure of whose tip section is reduced in size. The endoscope includes: an insertion unit; a tip section; and a connecting part. The insertion unit is inserted into a subject. The tip section includes a first illumination optical system for illuminating the inside of the subject, a first imaging device that captures an image of the interior of the subject, and a first imaging optical system having a first objective lens provided in front of the first imaging device. The connecting part connects the tip section to the insertion unit. The first imaging device is placed so that an imaging surface thereof faces the insertion unit.
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