NL7511034A - Afgeschermd optisch systeem. - Google Patents

Afgeschermd optisch systeem.

Info

Publication number
NL7511034A
NL7511034A NL7511034A NL7511034A NL7511034A NL 7511034 A NL7511034 A NL 7511034A NL 7511034 A NL7511034 A NL 7511034A NL 7511034 A NL7511034 A NL 7511034A NL 7511034 A NL7511034 A NL 7511034A
Authority
NL
Netherlands
Prior art keywords
optical system
shielded optical
shielded
optical
Prior art date
Application number
NL7511034A
Other languages
English (en)
Original Assignee
Xerox Corp
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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of NL7511034A publication Critical patent/NL7511034A/nl

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
NL7511034A 1974-09-18 1975-09-18 Afgeschermd optisch systeem. NL7511034A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/507,176 US3967894A (en) 1974-09-18 1974-09-18 Screened optical system

Publications (1)

Publication Number Publication Date
NL7511034A true NL7511034A (nl) 1975-12-31

Family

ID=24017556

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7511034A NL7511034A (nl) 1974-09-18 1975-09-18 Afgeschermd optisch systeem.

Country Status (2)

Country Link
US (1) US3967894A (nl)
NL (1) NL7511034A (nl)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1100172A (en) * 1975-07-17 1981-04-28 Robert N. Goren Color transparency printer
DE2548836A1 (de) * 1975-10-30 1977-05-05 Gerhard Ritzerfeld Xerographisches bzw. elektrostatisches kopiergeraet
US4095889A (en) * 1976-01-22 1978-06-20 Xerox Corporation Exposure system for an electrophotographic printing machine
IT1104245B (it) * 1977-04-16 1985-10-21 Payne John M Macchina fotografica portatile atta a produrre fotocopie elettrostatiche
US4226527A (en) * 1979-08-03 1980-10-07 Xerox Corporation Anti-strobing filters
FR2463433A1 (fr) * 1979-08-14 1981-02-20 Cit Alcatel Dispositif de reproduction d'une image a densite variable de teinte
US4260249A (en) * 1979-09-17 1981-04-07 International Business Machines Two slit illumination aperture
US4380390A (en) * 1979-10-29 1983-04-19 Canon Kabushiki Kaisha Exposure correcting device
US4357619A (en) * 1980-05-16 1982-11-02 Klockenbrink Joseph M High-speed non-impact band printer employing an array of radiation sources for printing on a movable surface
US4495422A (en) * 1981-11-27 1985-01-22 Xerox Corporation Illumination control for raster input scanners
US4477177A (en) * 1983-02-15 1984-10-16 Eastman Kodak Company Apparatus for projecting a screen pattern onto a photoconductor
US4763142A (en) * 1985-09-10 1988-08-09 Casio Computer Co., Ltd. Electrophotographic printer with light micro-shutters
US4708459A (en) * 1986-03-11 1987-11-24 Eastman Kodak Company Electrophotographic color proofing apparatus and method
US4806989A (en) * 1986-05-14 1989-02-21 Konishiroku Photo Industry Co., Ltd. Optical correction device
US4707122A (en) * 1986-09-24 1987-11-17 Xerox Corporation Method and apparatus for eliminating exposure strobing effects in a document reproduction machine
US5250980A (en) * 1989-02-20 1993-10-05 Fuji Photo Film Co., Ltd. Slit scanning exposure apparatus
US5204729A (en) * 1990-01-23 1993-04-20 Sharp Kabushiki Kaisha Full color copying machine
JPH0466971A (ja) * 1990-07-03 1992-03-03 Minolta Camera Co Ltd カラー複写機
US5150158A (en) * 1990-10-29 1992-09-22 Colorocs Corporation Flat screen for an electrophotographic printing device
JP2524126Y2 (ja) * 1991-05-17 1997-01-29 セイコープレシジョン株式会社 インスタント写真式複写装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1676600A (en) * 1923-06-08 1928-07-10 Eastman Kodak Co Diaphragm control for projection printers
US2444512A (en) * 1946-11-20 1948-07-06 Norman A Kath Optical filter attachment
US2643187A (en) * 1949-11-15 1953-06-23 Pictorial Machinery Ltd Photoreproduction camera
US3120790A (en) * 1961-08-30 1964-02-11 Xerox Corp Xerographic exposure apparatus
US3517596A (en) * 1967-12-27 1970-06-30 Rca Corp Screening unit for half-tone color reproduction
GB1214108A (en) * 1968-04-29 1970-12-02 Paul Bastide Device for controlling amount of light passing through or reflected by optical apparatus
US3580671A (en) * 1968-10-24 1971-05-25 Xerox Corp Exposure apparatus

Also Published As

Publication number Publication date
US3967894A (en) 1976-07-06

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Legal Events

Date Code Title Description
BV The patent application has lapsed