GB2139376B - Scanning lens arrangement having three lenses - Google Patents
Scanning lens arrangement having three lensesInfo
- Publication number
- GB2139376B GB2139376B GB08410551A GB8410551A GB2139376B GB 2139376 B GB2139376 B GB 2139376B GB 08410551 A GB08410551 A GB 08410551A GB 8410551 A GB8410551 A GB 8410551A GB 2139376 B GB2139376 B GB 2139376B
- Authority
- GB
- United Kingdom
- Prior art keywords
- lenses
- lens arrangement
- scanning lens
- scanning
- arrangement
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
- G02B9/14—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only arranged + - +
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Prostheses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19833315061 DE3315061A1 (en) | 1983-04-26 | 1983-04-26 | SCAN LENS WITH THREE LENSES |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8410551D0 GB8410551D0 (en) | 1984-05-31 |
GB2139376A GB2139376A (en) | 1984-11-07 |
GB2139376B true GB2139376B (en) | 1986-04-09 |
Family
ID=6197381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08410551A Expired GB2139376B (en) | 1983-04-26 | 1984-04-25 | Scanning lens arrangement having three lenses |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS59208518A (en) |
DE (1) | DE3315061A1 (en) |
FR (1) | FR2545228B1 (en) |
GB (1) | GB2139376B (en) |
NL (1) | NL8400993A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63271213A (en) * | 1987-04-28 | 1988-11-09 | Pioneer Electronic Corp | Objective lens for optical pickup |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3946150A (en) * | 1973-12-20 | 1976-03-23 | Xerox Corporation | Optical scanner |
US4139266A (en) * | 1976-01-30 | 1979-02-13 | Olympus Optical Co., Ltd. | Medium magnification objective for video disks |
JPS6049288B2 (en) * | 1977-11-09 | 1985-11-01 | オリンパス光学工業株式会社 | Playback objective lens for video discs |
JPS5745512A (en) * | 1980-09-02 | 1982-03-15 | Olympus Optical Co Ltd | Lens for video disk |
JPS57154213A (en) * | 1981-03-18 | 1982-09-24 | Asahi Optical Co Ltd | Objective lens for video disk |
JPS5859421A (en) * | 1981-10-06 | 1983-04-08 | Asahi Optical Co Ltd | Object lens for disc |
-
1983
- 1983-04-26 DE DE19833315061 patent/DE3315061A1/en active Granted
-
1984
- 1984-03-29 NL NL8400993A patent/NL8400993A/en not_active Application Discontinuation
- 1984-04-25 FR FR8406510A patent/FR2545228B1/en not_active Expired
- 1984-04-25 GB GB08410551A patent/GB2139376B/en not_active Expired
- 1984-04-26 JP JP8507784A patent/JPS59208518A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
NL8400993A (en) | 1984-11-16 |
JPS59208518A (en) | 1984-11-26 |
DE3315061A1 (en) | 1984-10-31 |
DE3315061C2 (en) | 1988-06-30 |
GB8410551D0 (en) | 1984-05-31 |
GB2139376A (en) | 1984-11-07 |
FR2545228B1 (en) | 1988-09-30 |
FR2545228A1 (en) | 1984-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |