JPS5823306U - Endoscope optical system - Google Patents
Endoscope optical systemInfo
- Publication number
- JPS5823306U JPS5823306U JP11639181U JP11639181U JPS5823306U JP S5823306 U JPS5823306 U JP S5823306U JP 11639181 U JP11639181 U JP 11639181U JP 11639181 U JP11639181 U JP 11639181U JP S5823306 U JPS5823306 U JP S5823306U
- Authority
- JP
- Japan
- Prior art keywords
- optical system
- endoscope optical
- plastic element
- plastic
- endoscope
- 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.)
- Granted
Links
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は波長に対する殺菌効果の比率を示す図、第2図
はアクリルプラスチックの分光透過特性を示す図、第3
図は劣化後の前記プラスチックの分光透過特性を示す図
、第4図は本考案に用いる紫外線反射膜の分光透過特性
を示す図、ならびに第5図および第6図は本考案の実施
例を示す要部構成図をそれぞれ示す。
1・・・・・・イメージガイド、2および3・・・・・
・対物レンズ、4・・曲対物凹レンズ、5・・曲カバー
ガラス、6および13・・・・・・光路変換プリズム、
7および8・・・・・・接眼レンズ、9・・・・・・平
行平面ガラス、1o・・・・・・ライトガイド、1.1
・・・・・・凹レンズ、14・・・・・・凹レンズ、C
・・・・・・紫外線反射膜。
第4図
、:)IFigure 1 shows the ratio of sterilizing effect to wavelength, Figure 2 shows the spectral transmission characteristics of acrylic plastic, and Figure 3 shows the spectral transmission characteristics of acrylic plastic.
Figure 4 shows the spectral transmission characteristics of the plastic after deterioration, Figure 4 shows the spectral transmission characteristics of the ultraviolet reflecting film used in the present invention, and Figures 5 and 6 show examples of the invention. The main part configuration diagrams are shown respectively. 1... Image guide, 2 and 3...
- Objective lens, 4... Curved objective concave lens, 5... Curved cover glass, 6 and 13... Optical path conversion prism,
7 and 8...Eyepiece, 9...Parallel plane glass, 1o...Light guide, 1.1
...Concave lens, 14...Concave lens, C
・・・・・・UV reflective film. Figure 4:) I
Claims (3)
て、紫外線を反射又は吸収する薄膜を前記プラスチック
素子以外の光学素子に付着させ前記プラスチック素子よ
り外方に配置したことを特徴とする内視鏡光学系。(1) An endoscope optical system including a plastic element, characterized in that a thin film that reflects or absorbs ultraviolet rays is attached to an optical element other than the plastic element and is disposed outward from the plastic element. system.
ラスあるいはカバーガラス兼用発散レンズとなしたこと
を特徴とする実用新案登録請求の範囲第1項記載の内視
鏡光学系。(2) The endoscope optical system according to claim 1, wherein the optical element other than the plastic element is a cover glass or a diverging lens that also serves as a cover glass.
行平面ガラスとなしたことを、特徴とする実用新案登録
請求の範囲第1項記載の内視鏡光学系。(3) The endoscope optical system according to claim 1, wherein the optical element other than the plastic element is a separate parallel plane glass.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11639181U JPS5823306U (en) | 1981-08-05 | 1981-08-05 | Endoscope optical system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11639181U JPS5823306U (en) | 1981-08-05 | 1981-08-05 | Endoscope optical system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5823306U true JPS5823306U (en) | 1983-02-14 |
JPH0143687Y2 JPH0143687Y2 (en) | 1989-12-19 |
Family
ID=29910614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11639181U Granted JPS5823306U (en) | 1981-08-05 | 1981-08-05 | Endoscope optical system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5823306U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0521223U (en) * | 1991-08-30 | 1993-03-19 | 和泉電気株式会社 | Detection head |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973442A (en) * | 1972-10-10 | 1974-07-16 |
-
1981
- 1981-08-05 JP JP11639181U patent/JPS5823306U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4973442A (en) * | 1972-10-10 | 1974-07-16 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0521223U (en) * | 1991-08-30 | 1993-03-19 | 和泉電気株式会社 | Detection head |
Also Published As
Publication number | Publication date |
---|---|
JPH0143687Y2 (en) | 1989-12-19 |
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