DE69627060T2 - Bildlesegerät - Google Patents

Bildlesegerät

Info

Publication number
DE69627060T2
DE69627060T2 DE69627060T DE69627060T DE69627060T2 DE 69627060 T2 DE69627060 T2 DE 69627060T2 DE 69627060 T DE69627060 T DE 69627060T DE 69627060 T DE69627060 T DE 69627060T DE 69627060 T2 DE69627060 T2 DE 69627060T2
Authority
DE
Germany
Prior art keywords
image reader
reader
image
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 - Fee Related
Application number
DE69627060T
Other languages
English (en)
Other versions
DE69627060D1 (de
Inventor
Hideki Morikawa
Junichi Masuo
Norizo Takao
Masahide Okazaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dainippon Screen Manufacturing Co Ltd
Original Assignee
Dainippon Screen Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP7126676A external-priority patent/JPH08321917A/ja
Priority claimed from JP7221779A external-priority patent/JPH08248350A/ja
Application filed by Dainippon Screen Manufacturing Co Ltd filed Critical Dainippon Screen Manufacturing Co Ltd
Publication of DE69627060D1 publication Critical patent/DE69627060D1/de
Application granted granted Critical
Publication of DE69627060T2 publication Critical patent/DE69627060T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/0408—Different densities of dots per unit length
    • H04N1/0411—Different densities of dots per unit length in the main scanning direction
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/042—Details of the method used
    • H04N1/0429—Varying the size of apertures
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/0402—Scanning different formats; Scanning with different densities of dots per unit length, e.g. different numbers of dots per inch (dpi); Conversion of scanning standards
    • H04N1/042—Details of the method used
    • H04N1/0432—Varying the magnification of a single lens group
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/0657—Scanning a transparent surface, e.g. reading a transparency original
    • 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
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/0671—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface with sub-scanning by translational movement of the main-scanning components
    • H04N1/0678—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface with sub-scanning by translational movement of the main-scanning components using a lead-screw or worm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/04—Scanning arrangements
    • H04N2201/0402—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207
    • H04N2201/0418—Arrangements not specific to a particular one of the scanning methods covered by groups H04N1/04 - H04N1/207 capable of scanning transmissive and reflective originals at a single scanning station

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Scanning Arrangements (AREA)
DE69627060T 1995-01-11 1996-01-10 Bildlesegerät Expired - Fee Related DE69627060T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP290895 1995-01-11
JP7126676A JPH08321917A (ja) 1995-05-25 1995-05-25 画像読取装置
JP7221779A JPH08248350A (ja) 1995-01-11 1995-08-30 画像読取装置

Publications (2)

Publication Number Publication Date
DE69627060D1 DE69627060D1 (de) 2003-05-08
DE69627060T2 true DE69627060T2 (de) 2003-11-13

Family

ID=27275581

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69627060T Expired - Fee Related DE69627060T2 (de) 1995-01-11 1996-01-10 Bildlesegerät

Country Status (3)

Country Link
US (1) US5687008A (de)
EP (1) EP0722242B1 (de)
DE (1) DE69627060T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10190988A (ja) * 1996-12-26 1998-07-21 Canon Inc 画像読み取り装置
DE19957596A1 (de) * 1999-02-25 2000-09-28 Hewlett Packard Co Digitaler Bildscanner mit einer Linse mit variabler Öffnung und mit mehreren Erfassungsgeschwindigkeiten
JP3611742B2 (ja) * 1999-05-31 2005-01-19 シャープ株式会社 画像処理装置
JP2004533648A (ja) * 2001-06-14 2004-11-04 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Ｌｃｄ投写装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994589A (en) * 1975-04-30 1976-11-30 Canadian Patents And Development Limited Apparatus for determining the position of a surface
US4729036A (en) * 1984-12-04 1988-03-01 Canon Kabushiki Kaisha Original reading apparatus and original reading and recording apparatus using the same
JPH07109484B2 (ja) * 1988-09-19 1995-11-22 富士写真フイルム株式会社 放射線画像情報読取装置
US4945220A (en) * 1988-11-16 1990-07-31 Prometrix Corporation Autofocusing system for microscope having contrast detection means
JPH0431813A (ja) * 1990-05-28 1992-02-04 Nikon Corp 中間変倍用ズームレンズを備えた顕微鏡
JP3336438B2 (ja) * 1991-12-25 2002-10-21 株式会社ニコン 投影露光装置、露光方法および回路の製造方法
US5530518A (en) * 1991-12-25 1996-06-25 Nikon Corporation Projection exposure apparatus
JP3158691B2 (ja) * 1992-08-07 2001-04-23 株式会社ニコン 露光装置及び方法、並びに照明光学装置
US5515182A (en) * 1992-08-31 1996-05-07 Howtek, Inc. Rotary scanner

Also Published As

Publication number Publication date
EP0722242A2 (de) 1996-07-17
DE69627060D1 (de) 2003-05-08
US5687008A (en) 1997-11-11
EP0722242A3 (de) 1998-09-02
EP0722242B1 (de) 2003-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee