ILLUMINATION LIGHT INCOMING PART OF ENDOSCOPE

PROBLEM TO BE SOLVED: To provide an illumination light incoming part of an endoscope having good durability where a glass rod fitted and fixed with a metallic glass rod coating tube is not broken due to the difference of thermal expansion with the glass rod coating tube under a high temperature. SOL...

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Bibliographic Details
Main Authors YAMAZAKI TOMIO, GONDA KAZUHIKO, HIROSE TSUTOMU, KANEKO HARUO
Format Patent
LanguageEnglish
Published 29.10.2009
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
SURGERY
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Summary:PROBLEM TO BE SOLVED: To provide an illumination light incoming part of an endoscope having good durability where a glass rod fitted and fixed with a metallic glass rod coating tube is not broken due to the difference of thermal expansion with the glass rod coating tube under a high temperature. SOLUTION: In the illumination light incoming part of the endoscope, in which the metallic glass rod coating tube 7a is fitted and fixed to a glass rod 7 mounted opposite to the light incoming side surface of a light guide fiber bundle 6 for transmitting a light beam bundle radiated from a light source to the light guide fiber bundle 6, and the metallic glass rod coating tube 7a is formed of a titanium pipe material. COPYRIGHT: (C)2010,JPO&INPIT
Bibliography:Application Number: JP20080099879