JPS6310118A - 光デイスク用対物レンズ - Google Patents
光デイスク用対物レンズInfo
- Publication number
- JPS6310118A JPS6310118A JP15450086A JP15450086A JPS6310118A JP S6310118 A JPS6310118 A JP S6310118A JP 15450086 A JP15450086 A JP 15450086A JP 15450086 A JP15450086 A JP 15450086A JP S6310118 A JPS6310118 A JP S6310118A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- group
- aberration
- group lens
- aberrations
- 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
Landscapes
- Lenses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15450086A JPS6310118A (ja) | 1986-07-01 | 1986-07-01 | 光デイスク用対物レンズ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15450086A JPS6310118A (ja) | 1986-07-01 | 1986-07-01 | 光デイスク用対物レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6310118A true JPS6310118A (ja) | 1988-01-16 |
JPH0140325B2 JPH0140325B2 (enrdf_load_stackoverflow) | 1989-08-28 |
Family
ID=15585600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15450086A Granted JPS6310118A (ja) | 1986-07-01 | 1986-07-01 | 光デイスク用対物レンズ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6310118A (enrdf_load_stackoverflow) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2642883A1 (enrdf_load_stackoverflow) * | 1989-02-09 | 1990-08-10 | Asahi Optical Co Ltd | |
US4953959A (en) * | 1988-05-12 | 1990-09-04 | Olympus Optical Co., Ltd. | Objective lens for optical disks |
GB2229292A (en) * | 1989-02-28 | 1990-09-19 | Asahi Optical Co Ltd | Objective lens system having two components and aspherical surfaces |
US5491587A (en) * | 1989-02-28 | 1996-02-13 | Asahi Kogaku Kogyo Kabushiki Kaisha | Collimating lens for optical system using semiconductor laser |
JP2003084196A (ja) * | 2001-07-04 | 2003-03-19 | Konica Corp | 対物レンズ、光ピックアップ装置及び記録・再生装置 |
US6788473B2 (en) | 2000-12-07 | 2004-09-07 | Samsung Electronics Co., Ltd. | Objective lens device for correcting chromatic aberration and optical pickup employing the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5118557A (en) * | 1974-07-22 | 1976-02-14 | Olympus Optical Co | Bideo deisukuyotaibutsurenzu |
JPS554068A (en) * | 1978-06-26 | 1980-01-12 | Olympus Optical Co Ltd | Focusing lens for video disc |
JPS6191612A (ja) * | 1984-10-12 | 1986-05-09 | Tokinaa Kogaku Kk | 光デイスク用対物レンズ |
-
1986
- 1986-07-01 JP JP15450086A patent/JPS6310118A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5118557A (en) * | 1974-07-22 | 1976-02-14 | Olympus Optical Co | Bideo deisukuyotaibutsurenzu |
JPS554068A (en) * | 1978-06-26 | 1980-01-12 | Olympus Optical Co Ltd | Focusing lens for video disc |
JPS6191612A (ja) * | 1984-10-12 | 1986-05-09 | Tokinaa Kogaku Kk | 光デイスク用対物レンズ |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4953959A (en) * | 1988-05-12 | 1990-09-04 | Olympus Optical Co., Ltd. | Objective lens for optical disks |
FR2642883A1 (enrdf_load_stackoverflow) * | 1989-02-09 | 1990-08-10 | Asahi Optical Co Ltd | |
US5321550A (en) * | 1989-02-09 | 1994-06-14 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system of optical information recording/reproducing apparatus |
US5479296A (en) * | 1989-02-09 | 1995-12-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system of optical information recording/reproducing apparatus |
US5638221A (en) * | 1989-02-09 | 1997-06-10 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system of optical information recording/reproducing apparatus |
US5644437A (en) * | 1989-02-09 | 1997-07-01 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system of optical information recording/reproducing apparatus |
US5657168A (en) * | 1989-02-09 | 1997-08-12 | Asahi Kogaku Kogyo Kabushiki Kaisha | Optical system of optical information recording/ reproducing apparatus |
GB2229292A (en) * | 1989-02-28 | 1990-09-19 | Asahi Optical Co Ltd | Objective lens system having two components and aspherical surfaces |
GB2229292B (en) * | 1989-02-28 | 1993-02-10 | Asahi Optical Co Ltd | Objective lens system of optical information recording/reproducing apparatus |
US5491587A (en) * | 1989-02-28 | 1996-02-13 | Asahi Kogaku Kogyo Kabushiki Kaisha | Collimating lens for optical system using semiconductor laser |
US6788473B2 (en) | 2000-12-07 | 2004-09-07 | Samsung Electronics Co., Ltd. | Objective lens device for correcting chromatic aberration and optical pickup employing the same |
JP2003084196A (ja) * | 2001-07-04 | 2003-03-19 | Konica Corp | 対物レンズ、光ピックアップ装置及び記録・再生装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0140325B2 (enrdf_load_stackoverflow) | 1989-08-28 |
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