JPWO2021193945A1 - - Google Patents
Info
- Publication number
- JPWO2021193945A1 JPWO2021193945A1 JP2021548640A JP2021548640A JPWO2021193945A1 JP WO2021193945 A1 JPWO2021193945 A1 JP WO2021193945A1 JP 2021548640 A JP2021548640 A JP 2021548640A JP 2021548640 A JP2021548640 A JP 2021548640A JP WO2021193945 A1 JPWO2021193945 A1 JP WO2021193945A1
- Authority
- JP
- Japan
- 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
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/03—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array
- H04N1/0306—Details of scanning heads ; Means for illuminating the original for picture information pick-up with photodetectors arranged in a substantially linear array using a plurality of optical elements arrayed in the main scan direction, e.g. an array of lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/24—Optical objectives specially designed for the purposes specified below for reproducing or copying at short object distances
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
- H04N1/00562—Supporting the apparatus as a whole, e.g. stands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
- H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
- H04N1/02885—Means for compensating spatially uneven illumination, e.g. an aperture arrangement
- H04N1/0289—Light diffusing elements, e.g. plates or filters
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Facsimile Heads (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020057277 | 2020-03-27 | ||
JP2020057277 | 2020-03-27 | ||
JP2020139500 | 2020-08-20 | ||
JP2020139500 | 2020-08-20 | ||
PCT/JP2021/012971 WO2021193945A1 (ja) | 2020-03-27 | 2021-03-26 | 画像読取装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021193945A1 true JPWO2021193945A1 (ja) | 2021-09-30 |
JP6991406B1 JP6991406B1 (ja) | 2022-01-13 |
Family
ID=77891969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021548640A Active JP6991406B1 (ja) | 2020-03-27 | 2021-03-26 | 画像読取装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11956397B2 (ja) |
JP (1) | JP6991406B1 (ja) |
CN (1) | CN115336242A (ja) |
DE (1) | DE112021001888T5 (ja) |
WO (1) | WO2021193945A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020196168A1 (ja) * | 2019-03-25 | 2020-10-01 | 三菱電機株式会社 | 画像読取装置 |
WO2024116706A1 (ja) * | 2022-11-29 | 2024-06-06 | 三菱電機株式会社 | 画像読取装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6707613B2 (en) | 2000-04-05 | 2004-03-16 | Rohm Co., Ltd. | Lens array unit and method of forming image |
JP4271841B2 (ja) | 2000-04-05 | 2009-06-03 | ローム株式会社 | レンズアレイユニットおよびこれを備えた光学装置 |
JP3705766B2 (ja) * | 2001-11-28 | 2005-10-12 | 独立行政法人科学技術振興機構 | 画像入力装置 |
US7746369B2 (en) | 2007-07-06 | 2010-06-29 | Seiko Epson Corporation | Lens array, a line head and an image forming apparatus using the line head |
JP2009037199A (ja) * | 2007-07-06 | 2009-02-19 | Seiko Epson Corp | レンズアレイ、ラインヘッドおよびそれを用いた画像形成装置 |
JP5466456B2 (ja) * | 2009-08-20 | 2014-04-09 | 日本板硝子株式会社 | 正立等倍レンズアレイプレート、光走査ユニットおよび画像読取装置 |
JP5851189B2 (ja) * | 2011-03-28 | 2016-02-03 | 京セラオプテック株式会社 | 画像読取光学系ユニット |
JP6572828B2 (ja) * | 2016-05-25 | 2019-09-11 | 京セラドキュメントソリューションズ株式会社 | 画像読取装置 |
JP6547703B2 (ja) * | 2016-07-26 | 2019-07-24 | 京セラドキュメントソリューションズ株式会社 | 読取モジュール及びそれを備えた画像読取装置並びに画像形成装置 |
CN108156347B (zh) * | 2016-11-30 | 2020-07-28 | 京瓷办公信息系统株式会社 | 读取模块、图像读取装置和图像形成装置 |
JP6895069B2 (ja) * | 2017-08-07 | 2021-06-30 | 京セラドキュメントソリューションズ株式会社 | 読取モジュール及びそれを備えた画像読取装置並びに画像形成装置 |
US10574852B2 (en) * | 2018-01-12 | 2020-02-25 | Seiko Epson Corporation | Imaging optical mechanism, reading module, and image reading apparatus |
JP7490992B2 (ja) * | 2020-03-12 | 2024-05-28 | 富士フイルムビジネスイノベーション株式会社 | 読取装置、画像形成装置 |
-
2021
- 2021-03-26 CN CN202180024612.2A patent/CN115336242A/zh active Pending
- 2021-03-26 JP JP2021548640A patent/JP6991406B1/ja active Active
- 2021-03-26 WO PCT/JP2021/012971 patent/WO2021193945A1/ja active Application Filing
- 2021-03-26 US US17/914,359 patent/US11956397B2/en active Active
- 2021-03-26 DE DE112021001888.4T patent/DE112021001888T5/de active Pending
Also Published As
Publication number | Publication date |
---|---|
CN115336242A (zh) | 2022-11-11 |
US11956397B2 (en) | 2024-04-09 |
JP6991406B1 (ja) | 2022-01-13 |
DE112021001888T5 (de) | 2023-02-02 |
WO2021193945A1 (ja) | 2021-09-30 |
US20230108017A1 (en) | 2023-04-06 |
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