JPS6170759U - - Google Patents
Info
- Publication number
- JPS6170759U JPS6170759U JP15684484U JP15684484U JPS6170759U JP S6170759 U JPS6170759 U JP S6170759U JP 15684484 U JP15684484 U JP 15684484U JP 15684484 U JP15684484 U JP 15684484U JP S6170759 U JPS6170759 U JP S6170759U
- Authority
- JP
- Japan
- Prior art keywords
- light
- specimen
- video signal
- camera
- translucent
- 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
- 230000002950 deficient Effects 0.000 claims 1
- 238000007689 inspection Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000002985 plastic film Substances 0.000 claims 1
- 229920006255 plastic film Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
図は、本考案の実施例の説明図である。
１：点光源、４：透光性検体、５：受光装置、
６：テレビカメラ、７：映像信号処理装置。
The figure is an explanatory diagram of an embodiment of the present invention. 1: point light source, 4: translucent specimen, 5: light receiving device,
6: TV camera, 7: Video signal processing device.
Claims (1)
における欠陥部のレンズ作用を受けた透過光の投
影を受ける受光装置と、 この受光装置に投影された透過光の明暗パター
ンを映像信号に変換するカメラと、 得られた映像信号としての明暗情報を定量化処
理する映像信号処理装置とからなることを特徴と
する透光性検体の光学的検査装置。 ２ 透光性検体がプラスチツクフイルムである実
用新案登録請求の範囲第１項記載の装置。 ３ カメラがテレビカメラである実用新案登録請
求の範囲第１項記載の装置。[Claims for Utility Model Registration] 1. A light-receiving device that receives the projection of the transmitted light that is incident on a translucent specimen from a point light source and is subjected to the lens action of a defective part in the specimen, and the transmitted light projected onto the light-receiving device. An optical inspection device for a translucent specimen, comprising: a camera that converts a brightness pattern of light into a video signal; and a video signal processing device that quantitatively processes the brightness information as the obtained video signal. 2. The device according to claim 1, wherein the translucent specimen is a plastic film. 3. The device according to claim 1, wherein the camera is a television camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15684484U JPS6170759U (en) | 1984-10-16 | 1984-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15684484U JPS6170759U (en) | 1984-10-16 | 1984-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6170759U true JPS6170759U (en) | 1986-05-14 |
Family
ID=30714850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15684484U Pending JPS6170759U (en) | 1984-10-16 | 1984-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6170759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03199945A (en) * | 1989-12-28 | 1991-08-30 | Asahi Glass Co Ltd | Method and apparatus for matching light-source position and light-receiving picture element, method and apparatus for measuring transmission destortion, and method and apparatus for measuring three-dimensional shape of surface |
-
1984
- 1984-10-16 JP JP15684484U patent/JPS6170759U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03199945A (en) * | 1989-12-28 | 1991-08-30 | Asahi Glass Co Ltd | Method and apparatus for matching light-source position and light-receiving picture element, method and apparatus for measuring transmission destortion, and method and apparatus for measuring three-dimensional shape of surface |
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