JPS62137423U - - Google Patents
Info
- Publication number
- JPS62137423U JPS62137423U JP2559386U JP2559386U JPS62137423U JP S62137423 U JPS62137423 U JP S62137423U JP 2559386 U JP2559386 U JP 2559386U JP 2559386 U JP2559386 U JP 2559386U JP S62137423 U JPS62137423 U JP S62137423U
- Authority
- JP
- Japan
- Prior art keywords
- wire
- objective lens
- guide
- fiberscope
- image
- 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 1
- 239000013307 optical fiber Substances 0.000 claims 1
- 239000011295 pitch Substances 0.000 claims 1
Landscapes
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案に係るフアイバスコープの対物
部付近の縦断面図、第２ａ図は本考案のフアイバ
スコープに用いるガイド管の縦断面拡大図。第２
ｂ図は同ガイド管に曲折を加えた場合の縦断面拡
大図。第３図は従来のフアイバスコープの対物部
付近の縦断面図。第４ａ図は従来のフアイバスコ
ープに用いるガイド管の縦断面拡大図。第４ｂ図
は同ガイド管に曲折を加えた場合の縦断面拡大図
。
図において、１１はイメージガイド、２４，２
５は対物レンズ、２６はワイヤ、４０はガイド管
をそれぞれ示す。
FIG. 1 is a vertical cross-sectional view of the vicinity of the objective section of the fiberscope according to the present invention, and FIG. 2a is an enlarged vertical cross-sectional view of the guide tube used in the fiberscope according to the present invention. Second
Figure b is an enlarged vertical cross-sectional view of the same guide tube with a bend. FIG. 3 is a longitudinal sectional view of the vicinity of the objective section of a conventional fiberscope. FIG. 4a is an enlarged vertical cross-sectional view of a guide tube used in a conventional fiberscope. FIG. 4b is an enlarged vertical cross-sectional view of the same guide tube when a bend is added to it. In the figure, 11 is an image guide, 24, 2
5 is an objective lens, 26 is a wire, and 40 is a guide tube.
Claims (1)
イメージガイドと、前記イメージガイドの対物側
端部に設けられた対物レンズと、前記対物レンズ
に直接又は間接に一端を取り付けられたワイヤー
と、前記イメージガイドの長手方向に並行に設け
られ、前記ワイヤーを挿通するためのガイド筒と
よりなり、前記ワイヤーを牽引、押圧操作するこ
とにより前記対物レンズを移動させてピント調整
するごとく構成されたフアイバスコープにおいて
、前記ガイド管が線材をラセン状に巻回した管か
らなると共に、長手方向にわたつて異なつたラセ
ンピツチを有することを特徴とするフアイバスコ
ープ。 an image guide for image transmission formed by converging a plurality of optical fibers; an objective lens provided at the objective side end of the image guide; a wire having one end attached directly or indirectly to the objective lens; A fiberscope comprising a guide tube provided parallel to the longitudinal direction of an image guide, through which the wire is inserted, and configured to move the objective lens and adjust focus by pulling and pressing the wire. A fiberscope characterized in that the guide tube is made of a tube in which a wire is wound in a helical shape, and has helical pitches that vary in the longitudinal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2559386U JPS62137423U (en) | 1986-02-24 | 1986-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2559386U JPS62137423U (en) | 1986-02-24 | 1986-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62137423U true JPS62137423U (en) | 1987-08-29 |
Family
ID=30825890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2559386U Pending JPS62137423U (en) | 1986-02-24 | 1986-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62137423U (en) |
-
1986
- 1986-02-24 JP JP2559386U patent/JPS62137423U/ja active Pending
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