Rigid video endoscope having a detachable imaging unit
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United States of America Patent
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Feb 27, 1990
Grant Date -
N/A
app pub date -
May 5, 1988
filing date -
May 6, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electronic endoscope system has an elongated rigid inserting section and a relay optical system disposed therein. The relay optical system transfers an optical image. A imaging device is disposed at a focus position of the relay optical sysetm in a face-to-face relationship with the imaging surface thereof.
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