TW341702B - Optical pickup device - Google Patents
Optical pickup deviceInfo
- Publication number
- TW341702B TW341702B TW086114206A TW86114206A TW341702B TW 341702 B TW341702 B TW 341702B TW 086114206 A TW086114206 A TW 086114206A TW 86114206 A TW86114206 A TW 86114206A TW 341702 B TW341702 B TW 341702B
- Authority
- TW
- Taiwan
- Prior art keywords
- pickup device
- optical pickup
- kinds
- beam path
- light beam
- Prior art date
Links
Landscapes
- Optical Head (AREA)
Abstract
An optical pickup device which has a single light beam path for common use in treating or passing either of a plurality of kinds of light beams for respective recording densities and/or recording-medium-thicknesses different from each other, in other words, at least one or either of the plurality of kinds of light beams is introduced into the common single light beam path which may includes a single quarter-wave plate and/or single collimator and/or single objective.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8260391A JPH10106016A (en) | 1996-10-01 | 1996-10-01 | Optical pickup |
JP8280481A JPH10124912A (en) | 1996-10-23 | 1996-10-23 | Optical pickup |
JP9012169A JPH10208283A (en) | 1997-01-27 | 1997-01-27 | Optical pickup |
JP9031621A JPH10228666A (en) | 1997-02-17 | 1997-02-17 | Optical pickup |
JP9037584A JPH10241185A (en) | 1997-02-21 | 1997-02-21 | Optical pickup |
Publications (1)
Publication Number | Publication Date |
---|---|
TW341702B true TW341702B (en) | 1998-10-01 |
Family
ID=58263535
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086114206A TW341702B (en) | 1996-10-01 | 1997-09-30 | Optical pickup device |
TW086114207A TW341703B (en) | 1996-10-01 | 1997-09-30 | Optical pickup device |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086114207A TW341703B (en) | 1996-10-01 | 1997-09-30 | Optical pickup device |
Country Status (1)
Country | Link |
---|---|
TW (2) | TW341702B (en) |
-
1997
- 1997-09-30 TW TW086114206A patent/TW341702B/en not_active IP Right Cessation
- 1997-09-30 TW TW086114207A patent/TW341703B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW341703B (en) | 1998-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |