FR2315105A1 - Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie - Google Patents
Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographieInfo
- Publication number
- FR2315105A1 FR2315105A1 FR7618244A FR7618244A FR2315105A1 FR 2315105 A1 FR2315105 A1 FR 2315105A1 FR 7618244 A FR7618244 A FR 7618244A FR 7618244 A FR7618244 A FR 7618244A FR 2315105 A1 FR2315105 A1 FR 2315105A1
- Authority
- FR
- France
- Prior art keywords
- reprography
- machines
- analysis device
- optical analysis
- modes optical
- 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
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
- G03G15/041—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 with variable magnification
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B27/00—Photographic printing apparatus
- G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
- G03B27/52—Details
- G03B27/522—Projection optics
- G03B27/525—Projection optics for slit exposure
- G03B27/526—Projection optics for slit exposure in which the projection optics move
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Facsimile Scanning Arrangements (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/588,974 US4029409A (en) | 1975-06-20 | 1975-06-20 | Multi-mode optical scanning system |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2315105A1 true FR2315105A1 (fr) | 1977-01-14 |
FR2315105B1 FR2315105B1 (fr) | 1980-09-12 |
Family
ID=24356076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7618244A Granted FR2315105A1 (fr) | 1975-06-20 | 1976-06-16 | Dispositif d'analyse optique a modes multiples, notamment pour machines de reprographie |
Country Status (11)
Country | Link |
---|---|
US (1) | US4029409A (fr) |
JP (1) | JPS592009B2 (fr) |
BE (1) | BE843153A (fr) |
CA (1) | CA1057096A (fr) |
CH (1) | CH608111A5 (fr) |
DE (1) | DE2626058C2 (fr) |
ES (1) | ES449011A1 (fr) |
FR (1) | FR2315105A1 (fr) |
GB (1) | GB1548452A (fr) |
IT (1) | IT1063296B (fr) |
NL (1) | NL7605868A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2831944A1 (de) * | 1978-07-18 | 1980-01-31 | Zschimmer Gero | Vorrichtung zum bewegen eines auf einer ebene erzeugten fleckes einer elektro-magnetischen strahlung ueber diese ebene |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1525218A (en) * | 1976-09-07 | 1978-09-20 | Ibm | Electrophotographic copying machine |
US4120578A (en) * | 1976-09-07 | 1978-10-17 | International Business Machines Corporation | Continuously variable reduction scanning optics drive |
US4084897A (en) * | 1976-12-27 | 1978-04-18 | International Business Machines Corporation | Half-lens/mirror copier providing original-to-copy image reduction |
JPS5922932B2 (ja) * | 1977-01-24 | 1984-05-30 | 株式会社リコー | 変倍複写機における照度むら補正装置 |
US5146276A (en) * | 1978-11-09 | 1992-09-08 | Spectrum Sciences B.V. | Rotatable focusing means and variable magnification electrophotocopier |
JPS55129366A (en) * | 1979-03-29 | 1980-10-07 | Canon Inc | Variable magnification copying apparatus |
DE3022953A1 (de) * | 1979-06-22 | 1981-01-22 | Canon Kk | Kopiergeraet mit veraenderbarer vergroesserung |
JPS56162763A (en) * | 1980-03-24 | 1981-12-14 | Asahi Optical Co Ltd | Copying optical system |
US4338022A (en) * | 1980-12-22 | 1982-07-06 | Minnesota Mining And Manufacturing Company | Multiple magnification optical assembly |
US4368976A (en) * | 1981-03-09 | 1983-01-18 | Xerox Corporation | Variable speed scanning system |
US4374619A (en) * | 1981-11-02 | 1983-02-22 | Xerox Corporation | Variable magnification copying apparatus |
JPS59100426A (ja) * | 1982-12-01 | 1984-06-09 | Fuji Xerox Co Ltd | 複写機の倍率変換機構 |
US4523837A (en) * | 1983-07-14 | 1985-06-18 | Xerox Corporation | Document handling system to enable large document copying on a standard office copier |
US4673285A (en) * | 1986-05-23 | 1987-06-16 | Xerox Corporation | Optical scanning of duplex documents |
JPH02144572A (ja) * | 1988-11-25 | 1990-06-04 | Minolta Camera Co Ltd | 複写装置 |
US5283602A (en) * | 1990-12-29 | 1994-02-01 | Goldstar Co., Ltd. | Optical system for projector |
US5386256A (en) * | 1993-04-28 | 1995-01-31 | Sony Dynamic Digital Sound, Inc. | Printer module for recording a digital soundtrack |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3837743A (en) * | 1971-12-07 | 1974-09-24 | Konishiroku Photo Ind | Duplication magnification variable device for use in a duplicator |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614222A (en) * | 1970-04-24 | 1971-10-19 | Olivetti & Co Spa | Optical drive system for reproducing machine |
JPS5322444B1 (fr) * | 1971-03-09 | 1978-07-08 | ||
DE2214830A1 (de) * | 1971-03-31 | 1972-10-26 | Iwatsuki Koki Co , Ltd , Iwatsuki, Saitama (Japan) | Optische Abbildungsvorrichtung |
-
1975
- 1975-06-20 US US05/588,974 patent/US4029409A/en not_active Expired - Lifetime
-
1976
- 1976-04-29 CA CA251,396A patent/CA1057096A/fr not_active Expired
- 1976-05-31 NL NL7605868A patent/NL7605868A/xx not_active Application Discontinuation
- 1976-06-10 DE DE2626058A patent/DE2626058C2/de not_active Expired
- 1976-06-14 JP JP51069643A patent/JPS592009B2/ja not_active Expired
- 1976-06-15 CH CH761276A patent/CH608111A5/xx not_active IP Right Cessation
- 1976-06-16 FR FR7618244A patent/FR2315105A1/fr active Granted
- 1976-06-18 BE BE168100A patent/BE843153A/fr not_active IP Right Cessation
- 1976-06-18 IT IT24470/76A patent/IT1063296B/it active
- 1976-06-18 ES ES449011A patent/ES449011A1/es not_active Expired
- 1976-06-18 GB GB25378/76A patent/GB1548452A/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3837743A (en) * | 1971-12-07 | 1974-09-24 | Konishiroku Photo Ind | Duplication magnification variable device for use in a duplicator |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2831944A1 (de) * | 1978-07-18 | 1980-01-31 | Zschimmer Gero | Vorrichtung zum bewegen eines auf einer ebene erzeugten fleckes einer elektro-magnetischen strahlung ueber diese ebene |
Also Published As
Publication number | Publication date |
---|---|
DE2626058A1 (de) | 1977-01-13 |
US4029409A (en) | 1977-06-14 |
NL7605868A (nl) | 1976-12-22 |
BE843153A (fr) | 1976-10-18 |
JPS592009B2 (ja) | 1984-01-17 |
DE2626058C2 (de) | 1986-07-17 |
CA1057096A (fr) | 1979-06-26 |
ES449011A1 (es) | 1977-11-16 |
JPS522727A (en) | 1977-01-10 |
CH608111A5 (fr) | 1978-12-15 |
IT1063296B (it) | 1985-02-11 |
FR2315105B1 (fr) | 1980-09-12 |
GB1548452A (en) | 1979-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |