Optical transducer for endoscope, endoscope, and manufacturing method for optical transducer for endoscope
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United States of America Patent
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Dec 19, 2023
Grant Date -
Nov 18, 2021
app pub date -
Jul 28, 2021
filing date -
Apr 9, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
An optical transducer for endoscope includes an optical element, an optical fiber, and a fiber holding member including a first holding member including a first principal surface and a second principal surface and a second holding member in which a third principal surface is disposed to face the second principal surface, a first through-hole into which the optical fiber is inserted, being formed in the first holding member, the optical element being mounted on a fourth principal surface. A trench connected to the first through-hole and including openings respectively on opposed two side surfaces is formed on the second principal surface. Only a part of a distal end portion of the optical fiber is observable from the openings of the trench.
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