JPH0143687Y2 - - Google Patents

Info

Publication number
JPH0143687Y2
JPH0143687Y2 JP1981116391U JP11639181U JPH0143687Y2 JP H0143687 Y2 JPH0143687 Y2 JP H0143687Y2 JP 1981116391 U JP1981116391 U JP 1981116391U JP 11639181 U JP11639181 U JP 11639181U JP H0143687 Y2 JPH0143687 Y2 JP H0143687Y2
Authority
JP
Japan
Prior art keywords
plastic
optical system
endoscope
ultraviolet rays
lens
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1981116391U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5823306U (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP11639181U priority Critical patent/JPS5823306U/ja
Publication of JPS5823306U publication Critical patent/JPS5823306U/ja
Application granted granted Critical
Publication of JPH0143687Y2 publication Critical patent/JPH0143687Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
JP11639181U 1981-08-05 1981-08-05 内視鏡光学系 Granted JPS5823306U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11639181U JPS5823306U (ja) 1981-08-05 1981-08-05 内視鏡光学系

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11639181U JPS5823306U (ja) 1981-08-05 1981-08-05 内視鏡光学系

Publications (2)

Publication Number Publication Date
JPS5823306U JPS5823306U (ja) 1983-02-14
JPH0143687Y2 true JPH0143687Y2 (OSRAM) 1989-12-19

Family

ID=29910614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11639181U Granted JPS5823306U (ja) 1981-08-05 1981-08-05 内視鏡光学系

Country Status (1)

Country Link
JP (1) JPS5823306U (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2598970Y2 (ja) * 1991-08-30 1999-08-23 和泉電気株式会社 検出ヘッド

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1028088A (en) * 1972-10-10 1978-03-14 Charles E. Ring Striae-free plastic lens of a copolymer of diethylene glycol bis (allyl carbonate) and methacrylate ester

Also Published As

Publication number Publication date
JPS5823306U (ja) 1983-02-14

Similar Documents

Publication Publication Date Title
JPH0535374Y2 (OSRAM)
US4523806A (en) Method and apparatus for restoring the light transmittance of an image-transmitting optical fiber bundle used in a fiber optic endoscope
US3901220A (en) Endoscopes
JP5225438B2 (ja) 小型内視鏡システム
US5177605A (en) Optical system for endoscopes and endoscopes using same
JP3012373B2 (ja) 内視鏡の先端部
US4640685A (en) Hand-held light filter
EP1545290B1 (de) Endoskop mit kombiniertem beleuchtungs- und bildübertragungssystem
JPS5938A (ja) 眼内観察検診装置
CN111474694A (zh) 一种大视场微型内窥镜
US5263110A (en) Imaging endoscope and endoscopic method employing phase conjugate imaging techniques
JPH10170794A (ja) 内視鏡のレンズ装置
US4017150A (en) Wide-angle illuminating optical system with light guide
JPWO2020067385A1 (ja) 内視鏡
JPH0143687Y2 (OSRAM)
US6659942B2 (en) Endoscope with a deflection system
JP3808918B2 (ja) 内視鏡光学系
SU683721A1 (ru) Оптическа система эндоскопа
JPH0685023B2 (ja) 高倍率内視鏡用照明光学系
DE102019123720B3 (de) Endoskop
JPH01265934A (ja) 内視鏡
JPH11332821A (ja) 内視鏡
US4737104A (en) Method of eye protection using hand-held light filter
JPS5875533A (ja) 電気生理学的診断法が可能な眼底カメラ
JPH07124100A (ja) 内視鏡用保護装置