JPS6037807U - Optical disc pit measuring device - Google Patents
Optical disc pit measuring deviceInfo
- Publication number
- JPS6037807U JPS6037807U JP12977983U JP12977983U JPS6037807U JP S6037807 U JPS6037807 U JP S6037807U JP 12977983 U JP12977983 U JP 12977983U JP 12977983 U JP12977983 U JP 12977983U JP S6037807 U JPS6037807 U JP S6037807U
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- optical disc
- measured
- pit measuring
- disc pit
- 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 title claims description 5
- 238000005259 measurement Methods 0.000 claims 1
- 238000000691 measurement method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はディスク表面を拡大した状態の説明用の平面図
、第２図は従来の透過式測定法を示す説明用の断面図、
第３図は同じく反射式測定法を示す説明用の断面図、第
４図は透過式測定法を採用した従来装置の概略図、第５
図は本考案の光学式ディスクのピット測定器の一実施例
を示した平面図、第６図は側面図である。
３・・・・・・発光器、１０・・・・・・被測定物、１
１・・・・・・測定台、１４．１５・・・・・・受光器
。Figure 1 is an explanatory plan view of the disk surface in an enlarged state, and Figure 2 is an explanatory cross-sectional view showing the conventional transmission measurement method.
Fig. 3 is an explanatory cross-sectional view showing the reflection measurement method, Fig. 4 is a schematic diagram of a conventional device employing the transmission measurement method, and Fig. 5
The figure is a plan view showing an embodiment of the optical disc pit measuring device of the present invention, and FIG. 6 is a side view. 3... Light emitter, 10... Measured object, 1
1... Measuring table, 14.15... Light receiver.
Claims (1)
、該被測定物に光を照射するレーザ発光器等の光源と、
前記被測定物を中心に同径に移動自在であると共に前記
測定台の周囲の任意位置に固定される複数の受光器とか
ら形成されたことを特徴とする光学式ディスクのピット
測定器。An object to be measured, such as an optical disk, installed on the optical axis of the measurement table, and a light source, such as a laser emitter, that irradiates the object to be measured,
1. An optical disk pit measuring instrument, characterized in that it is formed of a plurality of light receivers that are movable in the same diameter around the object to be measured and that are fixed at arbitrary positions around the measuring table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12977983U JPS6037807U (en) | 1983-08-24 | 1983-08-24 | Optical disc pit measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12977983U JPS6037807U (en) | 1983-08-24 | 1983-08-24 | Optical disc pit measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6037807U true JPS6037807U (en) | 1985-03-15 |
| JPH0216245Y2 JPH0216245Y2 (en) | 1990-05-02 |
Family
ID=30293946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12977983U Granted JPS6037807U (en) | 1983-08-24 | 1983-08-24 | Optical disc pit measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6037807U (en) |
-
1983
- 1983-08-24 JP JP12977983U patent/JPS6037807U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0216245Y2 (en) | 1990-05-02 |
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