JPS62173713U - - Google Patents
Info
- Publication number
- JPS62173713U JPS62173713U JP6049186U JP6049186U JPS62173713U JP S62173713 U JPS62173713 U JP S62173713U JP 6049186 U JP6049186 U JP 6049186U JP 6049186 U JP6049186 U JP 6049186U JP S62173713 U JPS62173713 U JP S62173713U
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- illumination light
- transmission path
- light transmission
- refractive index
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 3
- 239000002033 PVDF binder Substances 0.000 claims 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図はこの考案の細径内視鏡の一実施例を示
す断面図、第２図は比較例の細径内視鏡の断面図
。 ２…照明光伝送路、３…パイプ、４…受光路。
す断面図、第２図は比較例の細径内視鏡の断面図
。 ２…照明光伝送路、３…パイプ、４…受光路。
Claims (1)
- 【実用新案登録請求の範囲】 １ 照明光伝送路の内部に、パイプ単独にて包囲
された少なくとも画像伝送用の受光路を形成して
おり、上記パイプが、照明光伝送路の素材の屈折
率よりも小さい屈折率の素材で形成されているこ
とを特徴とする細径内視鏡。 ２ 照明光伝送路の素材がポリメタクリル酸メチ
ル重合体であり、パイプがポリフツ化ビニリデン
である上記実用新案登録請求の範囲第１項記載の
細径内視鏡。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6049186U JPS62173713U (ja) | 1986-04-22 | 1986-04-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6049186U JPS62173713U (ja) | 1986-04-22 | 1986-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62173713U true JPS62173713U (ja) | 1987-11-05 |
Family
ID=30892944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6049186U Pending JPS62173713U (ja) | 1986-04-22 | 1986-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62173713U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02272515A (ja) * | 1989-04-14 | 1990-11-07 | Fujikura Ltd | ファイバスコープ |
-
1986
- 1986-04-22 JP JP6049186U patent/JPS62173713U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02272515A (ja) * | 1989-04-14 | 1990-11-07 | Fujikura Ltd | ファイバスコープ |