JP2020026139A - プリントヘッド - Google Patents
プリントヘッド Download PDFInfo
- Publication number
- JP2020026139A JP2020026139A JP2019147524A JP2019147524A JP2020026139A JP 2020026139 A JP2020026139 A JP 2020026139A JP 2019147524 A JP2019147524 A JP 2019147524A JP 2019147524 A JP2019147524 A JP 2019147524A JP 2020026139 A JP2020026139 A JP 2020026139A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- print head
- width
- guide path
- 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
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Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/04—Apparatus for electrographic processes using a charge pattern for exposing, i.e. imagewise exposure by optically projecting the original image on a photoconductive recording material
- G03G15/04036—Details of illuminating systems, e.g. lamps, reflectors
- G03G15/04045—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers
- G03G15/04063—Details of illuminating systems, e.g. lamps, reflectors for exposing image information provided otherwise than by directly projecting the original image onto the photoconductive recording material, e.g. digital copiers by EL-bars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/44—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using single radiation source per colour, e.g. lighting beams or shutter arrangements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
- G02B6/06—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres the relative position of the fibres being the same at both ends, e.g. for transporting images
Abstract
Description
Claims (6)
- 結像用の光を発するプリントヘッドであって、
第1の方向に沿って延びるとともに、前記第1の方向から見て格子状を呈する遮光部と該遮光部で画成された複数の導光路とを有し、または、前記第1の方向から見て並列配置または千鳥配置された複数の導光路と該導光路を画成する遮光部とを有し、前記第1の方向に直交する第2の方向に沿って前記遮光部と前記導光路とが交互に並んだ導光部と、
前記第1の方向に関して前記導光部の一方側に位置し、前記各導光路に入射される光を発する発光素子が前記第2の方向に沿って等間隔で複数並んだ発光素子アレイと
を備え、
前記複数の導光路が、前記第2の方向に関して30μm以下である同一幅を有する、プリントヘッド。 - 前記複数の導光路の幅が10μm以上である、請求項1に記載のプリントヘッド。
- 前記第2の方向において隣り合う前記導光路の間に介在する部分の前記遮光部の幅が15μm以下である、請求項1または2に記載のプリントヘッド。
- 前記導光路の前記第1の方向に直交する断面における断面形状が真円状である、請求項1〜3のいずれか一項に記載のプリントヘッド。
- 前記導光路の前記第1の方向に直交する断面における断面形状が多角形状である、請求項1〜3のいずれか一項に記載のプリントヘッド。
- 前記発光素子が有機EL発光素子である、請求項1〜5のいずれか一項に記載のプリントヘッド。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018151210 | 2018-08-10 | ||
JP2018151210 | 2018-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020026139A true JP2020026139A (ja) | 2020-02-20 |
JP6752948B2 JP6752948B2 (ja) | 2020-09-09 |
Family
ID=69406990
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019147524A Active JP6752948B2 (ja) | 2018-08-10 | 2019-08-09 | プリントヘッド |
Country Status (4)
Country | Link |
---|---|
US (1) | US10823902B2 (ja) |
JP (1) | JP6752948B2 (ja) |
CN (1) | CN110816075B (ja) |
TW (1) | TWI777080B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA3130336A1 (en) * | 2020-09-10 | 2022-03-10 | Saco Technologies Inc. | Light shaping assembly having a two-dimensional array of light sources and a fresnel lens |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10181089A (ja) | 1996-12-26 | 1998-07-07 | Ricoh Co Ltd | 光学装置 |
JPH11216903A (ja) * | 1998-02-02 | 1999-08-10 | Futaba Corp | 光プリントヘッド及び光プリンタ |
JP2000156285A (ja) | 1998-11-19 | 2000-06-06 | Canon Inc | 露光装置及び画像形成装置 |
AU2002224004A1 (en) | 2000-12-12 | 2002-06-24 | Creo Il. Ltd. | Imaging head with laser diode array and a beam-shaping micro light-pipe array |
US6633707B1 (en) * | 2000-12-29 | 2003-10-14 | Intel Corporation | Lithographically defined optic array |
GB2394712B (en) * | 2001-03-09 | 2005-10-26 | Crystal Fibre As | Fabrication of microstructured fibres |
GB0129638D0 (en) * | 2001-12-11 | 2002-01-30 | Blazephotonics Ltd | A method and apparatus relating to optical fibre waveguides |
JP4668584B2 (ja) * | 2003-11-05 | 2011-04-13 | 株式会社リコー | 光書き込みユニット、画像形成装置、プロセスカートリッジ、光量調整方法 |
US7697022B2 (en) * | 2006-09-29 | 2010-04-13 | Seiko Epson Corporation | Electro-optical device and image forming apparatus |
JP5256796B2 (ja) * | 2007-05-14 | 2013-08-07 | セイコーエプソン株式会社 | ラインヘッドおよびそれを用いた画像形成装置 |
JP2009045917A (ja) * | 2007-07-20 | 2009-03-05 | Seiko Epson Corp | ラインヘッドおよび該ラインヘッドを用いた画像形成装置 |
JP2009137107A (ja) | 2007-12-05 | 2009-06-25 | Seiko Epson Corp | ラインヘッドおよび該ラインヘッドを用いた画像形成装置 |
JP2011131457A (ja) | 2009-12-24 | 2011-07-07 | Seiko Epson Corp | 光源装置および画像形成装置 |
KR20140027113A (ko) * | 2011-03-03 | 2014-03-06 | 캘리포니아 인스티튜트 오브 테크놀로지 | 도광 픽셀 |
KR20140089769A (ko) * | 2013-01-07 | 2014-07-16 | 삼성디스플레이 주식회사 | 표시 장치 |
EP3222431B1 (en) * | 2014-11-21 | 2019-06-19 | Konica Minolta, Inc. | Light source unit |
JP2017149024A (ja) * | 2016-02-24 | 2017-08-31 | 双葉電子工業株式会社 | 光書き込み装置 |
JP6424990B1 (ja) * | 2016-12-27 | 2018-11-21 | 大日本印刷株式会社 | スペーサー、面光源装置および画像表示装置 |
-
2019
- 2019-08-08 TW TW108128235A patent/TWI777080B/zh active
- 2019-08-08 CN CN201910729596.1A patent/CN110816075B/zh active Active
- 2019-08-09 US US16/537,289 patent/US10823902B2/en active Active
- 2019-08-09 JP JP2019147524A patent/JP6752948B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
TW202009144A (zh) | 2020-03-01 |
US10823902B2 (en) | 2020-11-03 |
CN110816075B (zh) | 2021-03-09 |
TWI777080B (zh) | 2022-09-11 |
US20200049879A1 (en) | 2020-02-13 |
JP6752948B2 (ja) | 2020-09-09 |
CN110816075A (zh) | 2020-02-21 |
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