DE69518875D1 - 2-Linsiges Zoom-System zur Abstandskorrektur von Lichtstrahlen - Google Patents
2-Linsiges Zoom-System zur Abstandskorrektur von LichtstrahlenInfo
- Publication number
- DE69518875D1 DE69518875D1 DE69518875T DE69518875T DE69518875D1 DE 69518875 D1 DE69518875 D1 DE 69518875D1 DE 69518875 T DE69518875 T DE 69518875T DE 69518875 T DE69518875 T DE 69518875T DE 69518875 D1 DE69518875 D1 DE 69518875D1
- Authority
- DE
- Germany
- Prior art keywords
- light beams
- distance correction
- zoom system
- lens zoom
- lens
- 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 - Lifetime
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/12—Scanning systems using multifaceted mirrors
- G02B26/124—Details of the optical system between the light source and the polygonal mirror
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/254,713 US5469290A (en) | 1994-06-06 | 1994-06-06 | Two-element zoom lens for beam separation error correction |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69518875D1 true DE69518875D1 (de) | 2000-10-26 |
DE69518875T2 DE69518875T2 (de) | 2001-02-22 |
Family
ID=22965295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69518875T Expired - Lifetime DE69518875T2 (de) | 1994-06-06 | 1995-06-06 | 2-Linsiges Zoom-System zur Abstandskorrektur von Lichtstrahlen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5469290A (de) |
EP (1) | EP0686862B1 (de) |
JP (1) | JP3513724B2 (de) |
DE (1) | DE69518875T2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL115864A (en) * | 1995-11-02 | 1999-05-09 | Orbotech Ltd | Method and apparatus for delivering laser energy to an object |
DE19612710A1 (de) * | 1996-03-29 | 1997-10-02 | Sick Ag | Lichtfleckerzeugungsvorrichtung |
US5969741A (en) * | 1996-06-17 | 1999-10-19 | Xerox Corporation | Raster scanner with a selectable spot dimension |
JP3514058B2 (ja) * | 1997-01-17 | 2004-03-31 | ミノルタ株式会社 | レーザー走査装置 |
US6107622A (en) * | 1997-07-08 | 2000-08-22 | Etec Systems, Inc. | Chevron correction and autofocus optics for laser scanner |
JPH1195140A (ja) * | 1997-09-22 | 1999-04-09 | Toshiba Corp | マルチビーム露光装置 |
US6057953A (en) * | 1998-12-21 | 2000-05-02 | Xerox Corporation | Dual beam double pass raster output scanner |
JP2002236268A (ja) * | 2001-02-07 | 2002-08-23 | Fuji Photo Film Co Ltd | 走査光学系、画像記録用露光装置 |
AUPR463201A0 (en) * | 2001-04-27 | 2001-05-24 | Q-Vis Limited | Optical beam delivery configuration |
JP4316829B2 (ja) * | 2001-09-20 | 2009-08-19 | 富士フイルム株式会社 | 露光装置及び結像倍率調整方法 |
US6608643B2 (en) | 2002-01-16 | 2003-08-19 | Xerox Corporation | Systems and method for measuring or reducing spacing errors in multiple beam ROS systems |
JP3607255B2 (ja) * | 2002-03-25 | 2005-01-05 | 株式会社リコー | 光走査装置および画像形成装置 |
US20040141628A1 (en) * | 2003-01-17 | 2004-07-22 | Fellowes, Inc. | Earpiece with interchangeable end portion |
JP4395340B2 (ja) * | 2003-07-15 | 2010-01-06 | Hoya株式会社 | 走査光学系 |
US8057463B2 (en) * | 2006-04-07 | 2011-11-15 | Amo Development, Llc. | Adaptive pattern correction for laser scanners |
EP2028014B1 (de) * | 2007-08-20 | 2011-01-26 | Seiko Epson Corporation | Zeilenkopf und Bilderzeugungsvorrichtung damit |
JP5136778B2 (ja) * | 2007-08-20 | 2013-02-06 | セイコーエプソン株式会社 | ラインヘッド及びそれを用いた画像形成装置 |
US9348137B2 (en) | 2011-06-10 | 2016-05-24 | Hewlett-Packard Development Company, L.P. | Optical scanning apparatus, system and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4474422A (en) * | 1979-11-13 | 1984-10-02 | Canon Kabushiki Kaisha | Optical scanning apparatus having an array of light sources |
JPS5735824A (en) * | 1980-08-14 | 1982-02-26 | Ricoh Co Ltd | Light beam scanner |
JPS5754914A (en) * | 1980-09-18 | 1982-04-01 | Canon Inc | Plural beam scanning optical system having variable magnification function |
JPS5981615A (ja) * | 1982-10-30 | 1984-05-11 | Konishiroku Photo Ind Co Ltd | 記録装置 |
DE68913588T2 (de) * | 1988-05-19 | 1994-06-30 | Canon Kk | Optische Abtastvorrichtung. |
JP3066762B2 (ja) * | 1990-10-16 | 2000-07-17 | コニカ株式会社 | 画像形成装置 |
US5257125A (en) * | 1991-11-27 | 1993-10-26 | Xerox Corporation | Afocal optical system for focus error correction in laser scanning systems |
-
1994
- 1994-06-06 US US08/254,713 patent/US5469290A/en not_active Expired - Lifetime
-
1995
- 1995-05-29 JP JP13023695A patent/JP3513724B2/ja not_active Expired - Fee Related
- 1995-06-06 DE DE69518875T patent/DE69518875T2/de not_active Expired - Lifetime
- 1995-06-06 EP EP95303875A patent/EP0686862B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69518875T2 (de) | 2001-02-22 |
EP0686862B1 (de) | 2000-09-20 |
EP0686862A1 (de) | 1995-12-13 |
US5469290A (en) | 1995-11-21 |
JPH07333536A (ja) | 1995-12-22 |
JP3513724B2 (ja) | 2004-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) |