JPS62147128U - - Google Patents
Info
- Publication number
- JPS62147128U JPS62147128U JP3510186U JP3510186U JPS62147128U JP S62147128 U JPS62147128 U JP S62147128U JP 3510186 U JP3510186 U JP 3510186U JP 3510186 U JP3510186 U JP 3510186U JP S62147128 U JPS62147128 U JP S62147128U
- Authority
- JP
- Japan
- Prior art keywords
- disk
- half mirror
- reflectance
- detection device
- transmittance
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 3
- 238000002834 transmittance Methods 0.000 claims 3
- 230000004907 flux Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3510186U JPS62147128U (tr) | 1986-03-11 | 1986-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3510186U JPS62147128U (tr) | 1986-03-11 | 1986-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62147128U true JPS62147128U (tr) | 1987-09-17 |
Family
ID=30844281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3510186U Pending JPS62147128U (tr) | 1986-03-11 | 1986-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62147128U (tr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0713065A (ja) * | 1993-03-22 | 1995-01-17 | Philips Electron Nv | 自動焦点システムを備えた投射型画像表示装置 |
-
1986
- 1986-03-11 JP JP3510186U patent/JPS62147128U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0713065A (ja) * | 1993-03-22 | 1995-01-17 | Philips Electron Nv | 自動焦点システムを備えた投射型画像表示装置 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS62147128U (tr) | ||
| JPS63187440A (ja) | 光学ヘツド | |
| JP2643555B2 (ja) | 光学式情報記録再生装置 | |
| JPS6021940U (ja) | 温度検出装置 | |
| JPS6148428U (tr) | ||
| JPH10112053A (ja) | 光ピックアップシステム | |
| JPS5733443A (en) | Focus detector | |
| JP2570325B2 (ja) | 光学ヘッド | |
| JPS6396620U (tr) | ||
| JPS58140522U (ja) | 焦点ずれ検出装置 | |
| JPS62109130U (tr) | ||
| JPS60135818U (ja) | フオ−カス誤差検出装置 | |
| JPH0246914U (tr) | ||
| JPH0216423U (tr) | ||
| JPH0197423U (tr) | ||
| JPS6128113U (ja) | 焦点検出装置 | |
| JPH03268239A (ja) | 光ディスク読取装置 | |
| JPH01177427U (tr) | ||
| JPS62106102U (tr) | ||
| JPS61195522U (tr) | ||
| JPS573234A (en) | Optical recorder and reproducer | |
| JPH022671U (tr) | ||
| JPH0361559U (tr) | ||
| JPS6332314U (tr) | ||
| JPS62113419U (tr) |