JPS62113317U - - Google Patents
Info
- Publication number
- JPS62113317U JPS62113317U JP20437985U JP20437985U JPS62113317U JP S62113317 U JPS62113317 U JP S62113317U JP 20437985 U JP20437985 U JP 20437985U JP 20437985 U JP20437985 U JP 20437985U JP S62113317 U JPS62113317 U JP S62113317U
- Authority
- JP
- Japan
- Prior art keywords
- optical axis
- center
- arc
- inspecting
- radially outward
- 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
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Elements Other Than Lenses (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
第１図は本考案に従う内面反射鏡１の拡大断面
図、第２図は内面反射鏡１を備えた工業用テレビ
カメラ２の側面図、第３図は内面反射鏡１を備え
たレンズ４の断面図、第４図〜第７図は本件考案
者の本件考案に従う反射面１１を発想した概要に
ついて説明するための図、第８図および第９図は
具体的に反射鏡１を得る手順を説明するための図
、第１０図は管内面６ａに貼着された正方形テス
トチヤートの画像を示す図である。
１……内面検査用反射鏡、２……工業用テレビ
カメラ、６……地中埋設管、６ａ……管内面、１
０……光軸、１１……反射面、Ｇ……中心。
1 is an enlarged sectional view of an internal reflecting mirror 1 according to the present invention, FIG. 2 is a side view of an industrial television camera 2 equipped with an internal reflecting mirror 1, and FIG. 3 is a side view of a lens 4 equipped with an internal reflecting mirror 1. The sectional views and FIGS. 4 to 7 are diagrams for explaining the outline of the idea of the reflecting surface 11 according to the present invention by the present inventor, and FIGS. 8 and 9 specifically illustrate the procedure for obtaining the reflecting mirror 1. FIG. 10, an explanatory diagram, is a diagram showing an image of a square test chart adhered to the inner surface 6a of the tube. 1...Reflector for inner surface inspection, 2...Industrial television camera, 6...Underground pipe, 6a...Inner surface of pipe, 1
0... Optical axis, 11... Reflective surface, G... Center.
Claims (1)
る反射面を有する凸曲面反射鏡であつて、 光軸を含む断面内で光軸からずれた位置に中心
を有し、光軸に関して前記中心とは反対側で円弧
状を描き、その円弧状線分を前記光軸の回りに回
転して得られる曲面を有することを特徴とする内
壁面検査用反射鏡。[Claims for Utility Model Registration] A convex curved reflector having a reflecting surface that expands radially outward as it moves away from the optical axis, the center of which is located at a position offset from the optical axis within a cross section that includes the optical axis. A reflective mirror for inspecting an inner wall surface, characterized in that it has a curved surface obtained by drawing an arc on the opposite side of the center with respect to the optical axis and rotating the arc segment around the optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20437985U JPH0428084Y2 (en) | 1985-12-30 | 1985-12-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20437985U JPH0428084Y2 (en) | 1985-12-30 | 1985-12-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62113317U true JPS62113317U (en) | 1987-07-18 |
| JPH0428084Y2 JPH0428084Y2 (en) | 1992-07-07 |
Family
ID=31170388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20437985U Expired JPH0428084Y2 (en) | 1985-12-30 | 1985-12-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0428084Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021060205A (en) * | 2019-10-03 | 2021-04-15 | 株式会社エデックリンセイシステム | Cylinder inner surface imaging device |
-
1985
- 1985-12-30 JP JP20437985U patent/JPH0428084Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021060205A (en) * | 2019-10-03 | 2021-04-15 | 株式会社エデックリンセイシステム | Cylinder inner surface imaging device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0428084Y2 (en) | 1992-07-07 |
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