JPH01162122U - - Google Patents
Info
- Publication number
- JPH01162122U JPH01162122U JP5710088U JP5710088U JPH01162122U JP H01162122 U JPH01162122 U JP H01162122U JP 5710088 U JP5710088 U JP 5710088U JP 5710088 U JP5710088 U JP 5710088U JP H01162122 U JPH01162122 U JP H01162122U
- Authority
- JP
- Japan
- Prior art keywords
- optical disk
- standard sample
- film
- sample pieces
- same circumference
- 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
- 239000000758 substrate Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Description
第１図および第２図は本考案の光デイスク検査
装置校正用基準板の一実施例を示す構成図および
断面図、第３図は標準試料片Ｓ０〜Ｓ１１の形成
例を示す断面図、第４図は本考案の基準板を光デ
イスク検査装置に装着した状態の一例を示す構成
図である。
Ｓ０〜Ｓ１１……標準試料片、１……基板部、
２……クランプ部、３１……ガラス基板、３２…
…反射膜または透過膜、３３……反射防止膜、４
……クランプ機構、５……光学ヘツド。
1 and 2 are a configuration diagram and a cross-sectional view showing an embodiment of the reference plate for calibrating an optical disk inspection device of the present invention, and FIG. 3 is a cross-sectional view showing an example of the formation of standard sample pieces S0 to S11. FIG. 4 is a configuration diagram showing an example of a state in which the reference plate of the present invention is attached to an optical disk inspection apparatus. S0 to S11...Standard sample piece, 1...Substrate part,
2... Clamp part, 31... Glass substrate, 32...
...Reflection film or transmission film, 33...Antireflection film, 4
...Clamp mechanism, 5...Optical head.
Claims (1)
基板の一方の面に誘電体多層膜よりなる反射膜ま
たは透過膜が形成されるとともに他方の面に反射
防止膜が形成され所定の基準値に値付けされた複
数の標準試料片と、光デイスクのクランプ機構に
より共通にクランプされるクランプ部を有し前記
複数の標準試料片を同一円周上に配置するととも
にこれら複数の標準試料片をその反射膜面の位置
およびクランプ面からの高さが前記クランプ機構
にクランプされる通常の光デイスクの記録膜面と
一致するように保持する基板部とを具備してなる
光デイスク検査装置校正用基準板。 A reflective film or a transparent film made of a dielectric multilayer film is formed on one side of a glass substrate having the same thickness as a normal optical disk, and an anti-reflection film is formed on the other side, and the price is set to a predetermined standard value. The plurality of standard sample pieces are arranged on the same circumference, and the plurality of standard sample pieces are arranged on the same circumference, and the plurality of standard sample pieces are arranged on the same circumference. 1. A reference plate for calibrating an optical disk inspection device, comprising a substrate portion that is held so that the position of the surface and the height from the clamping surface match the recording film surface of a normal optical disk clamped by the clamp mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5710088U JP2505761Y2 (en) | 1988-04-27 | 1988-04-27 | Optical disk inspection device calibration reference plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5710088U JP2505761Y2 (en) | 1988-04-27 | 1988-04-27 | Optical disk inspection device calibration reference plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01162122U true JPH01162122U (en) | 1989-11-10 |
| JP2505761Y2 JP2505761Y2 (en) | 1996-07-31 |
Family
ID=31282955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5710088U Expired - Lifetime JP2505761Y2 (en) | 1988-04-27 | 1988-04-27 | Optical disk inspection device calibration reference plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2505761Y2 (en) |
-
1988
- 1988-04-27 JP JP5710088U patent/JP2505761Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2505761Y2 (en) | 1996-07-31 |
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