JPS62246150A - 光学式情報記録再生装置 - Google Patents
光学式情報記録再生装置Info
- Publication number
- JPS62246150A JPS62246150A JP9097586A JP9097586A JPS62246150A JP S62246150 A JPS62246150 A JP S62246150A JP 9097586 A JP9097586 A JP 9097586A JP 9097586 A JP9097586 A JP 9097586A JP S62246150 A JPS62246150 A JP S62246150A
- Authority
- JP
- Japan
- Prior art keywords
- half mirror
- light
- photodetector
- mirror
- spindle motor
- 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 abstract description 45
- 201000009310 astigmatism Diseases 0.000 claims abstract description 15
- 230000001154 acute effect Effects 0.000 claims abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 206010010071 Coma Diseases 0.000 description 4
- 230000004075 alteration Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 2
- 241000257465 Echinoidea Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Automatic Focus Adjustment (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9097586A JPS62246150A (ja) | 1986-04-18 | 1986-04-18 | 光学式情報記録再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9097586A JPS62246150A (ja) | 1986-04-18 | 1986-04-18 | 光学式情報記録再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62246150A true JPS62246150A (ja) | 1987-10-27 |
| JPH0522977B2 JPH0522977B2 (cs) | 1993-03-31 |
Family
ID=14013515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9097586A Granted JPS62246150A (ja) | 1986-04-18 | 1986-04-18 | 光学式情報記録再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62246150A (cs) |
-
1986
- 1986-04-18 JP JP9097586A patent/JPS62246150A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0522977B2 (cs) | 1993-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |