FR2101767A5 - - Google Patents
Info
- Publication number
- FR2101767A5 FR2101767A5 FR7125997A FR7125997A FR2101767A5 FR 2101767 A5 FR2101767 A5 FR 2101767A5 FR 7125997 A FR7125997 A FR 7125997A FR 7125997 A FR7125997 A FR 7125997A FR 2101767 A5 FR2101767 A5 FR 2101767A5
- Authority
- FR
- France
- 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
Links
Classifications
-
- 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)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Optical Systems Of Projection Type Copiers (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6632670A | 1970-08-24 | 1970-08-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2101767A5 true FR2101767A5 (fr) | 1972-03-31 |
Family
ID=22068788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7125997A Expired FR2101767A5 (fr) | 1970-08-24 | 1971-07-06 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3694070A (fr) |
CA (1) | CA955438A (fr) |
DE (1) | DE2138981C3 (fr) |
FR (1) | FR2101767A5 (fr) |
GB (1) | GB1350820A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2324890A1 (de) * | 1972-06-19 | 1974-01-17 | Ibm | Belichtungseinrichtung fuer kopiergeraete |
FR2378298A1 (fr) * | 1977-01-25 | 1978-08-18 | Ricoh Kk | Appareil d'eclairage de documents pour appareil de reprographie |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4258395A (en) * | 1979-09-12 | 1981-03-24 | The Mead Corporation | Document scanning system |
US4459618A (en) * | 1979-09-12 | 1984-07-10 | The Mead Corporation | Line source illuminator |
US4259696A (en) * | 1979-09-12 | 1981-03-31 | The Mead Corporation | Apparatus and method for jet drop copying with an array of jets and photodetectors |
US4256959A (en) * | 1979-09-12 | 1981-03-17 | The Mead Corporation | Optical scanner including feedback for reflector control |
EP0029953B1 (fr) * | 1979-12-03 | 1983-07-20 | International Business Machines Corporation | Machine à copier électrophotographique comportant une bande photoconductrice |
US4285590A (en) * | 1980-10-15 | 1981-08-25 | Xerox Corporation | Precession scanning system for copier device |
DE3109597C2 (de) * | 1981-03-13 | 1983-10-13 | W.C. Heraeus Gmbh, 6450 Hanau | Vorlagenbeleuchtungseinrichtung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2600168A (en) * | 1949-03-26 | 1952-06-10 | Time Inc | Photoprinting device |
US3019292A (en) * | 1956-11-16 | 1962-01-30 | John Frank Thomas | Self-illuminated aerial camera |
GB1122231A (en) * | 1964-08-18 | 1968-07-31 | Caps Res Ltd | Improvements in document-copying apparatus |
DE1236321B (de) * | 1966-01-14 | 1967-03-09 | Agfa Gevaert Ag | Optisches Kopiergeraet |
US3640615A (en) * | 1967-11-14 | 1972-02-08 | Xerox Corp | Xerographic reproducing apparatus |
US3523725A (en) * | 1968-05-01 | 1970-08-11 | Xerox Corp | Xerographic reproducing apparatus |
-
1970
- 1970-08-24 US US66326A patent/US3694070A/en not_active Expired - Lifetime
-
1971
- 1971-07-06 FR FR7125997A patent/FR2101767A5/fr not_active Expired
- 1971-08-04 DE DE2138981A patent/DE2138981C3/de not_active Expired
- 1971-08-11 CA CA120,464A patent/CA955438A/en not_active Expired
- 1971-08-18 GB GB3866371A patent/GB1350820A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2324890A1 (de) * | 1972-06-19 | 1974-01-17 | Ibm | Belichtungseinrichtung fuer kopiergeraete |
FR2378298A1 (fr) * | 1977-01-25 | 1978-08-18 | Ricoh Kk | Appareil d'eclairage de documents pour appareil de reprographie |
Also Published As
Publication number | Publication date |
---|---|
GB1350820A (en) | 1974-04-24 |
DE2138981B2 (de) | 1981-01-15 |
DE2138981C3 (de) | 1981-11-19 |
US3694070A (en) | 1972-09-26 |
DE2138981A1 (de) | 1972-03-02 |
CA955438A (en) | 1974-10-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |