JPS5068535A - - Google Patents

Info

Publication number
JPS5068535A
JPS5068535A JP49119152A JP11915274A JPS5068535A JP S5068535 A JPS5068535 A JP S5068535A JP 49119152 A JP49119152 A JP 49119152A JP 11915274 A JP11915274 A JP 11915274A JP S5068535 A JPS5068535 A JP S5068535A
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.)
Pending
Application number
JP49119152A
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 US408707A external-priority patent/US3905822A/en
Priority claimed from US408367A external-priority patent/US3912510A/en
Application filed filed Critical
Publication of JPS5068535A publication Critical patent/JPS5068535A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G03G15/04027—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 and forming half-tone image
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP49119152A 1973-10-23 1974-10-16 Pending JPS5068535A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US408707A US3905822A (en) 1973-10-23 1973-10-23 Compound screen for object screening
US408367A US3912510A (en) 1973-10-23 1973-10-23 Electrophotographic process employing a compound document screen

Publications (1)

Publication Number Publication Date
JPS5068535A true JPS5068535A (ja) 1975-06-07

Family

ID=27020253

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49119152A Pending JPS5068535A (ja) 1973-10-23 1974-10-16

Country Status (6)

Country Link
JP (1) JPS5068535A (ja)
CA (1) CA1031029A (ja)
DE (1) DE2447268C3 (ja)
FR (1) FR2248541B1 (ja)
GB (1) GB1459558A (ja)
NL (1) NL7412612A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02212863A (ja) * 1989-02-14 1990-08-24 Sharp Corp 複写機
JP2016151653A (ja) * 2015-02-17 2016-08-22 株式会社リコー 画像形成装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072414A (en) * 1976-10-29 1978-02-07 Xerox Corporation Screen for an electrophotographic printing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02212863A (ja) * 1989-02-14 1990-08-24 Sharp Corp 複写機
JP2016151653A (ja) * 2015-02-17 2016-08-22 株式会社リコー 画像形成装置

Also Published As

Publication number Publication date
GB1459558A (en) 1976-12-22
DE2447268A1 (de) 1975-04-24
DE2447268C3 (de) 1979-10-31
NL7412612A (ja) 1974-12-30
FR2248541B1 (ja) 1976-10-22
CA1031029A (en) 1978-05-09
FR2248541A1 (ja) 1975-05-16
DE2447268B2 (de) 1979-03-08

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