JPS5751102B2 - - Google Patents
Info
- Publication number
- JPS5751102B2 JPS5751102B2 JP52134839A JP13483977A JPS5751102B2 JP S5751102 B2 JPS5751102 B2 JP S5751102B2 JP 52134839 A JP52134839 A JP 52134839A JP 13483977 A JP13483977 A JP 13483977A JP S5751102 B2 JPS5751102 B2 JP S5751102B2
- 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.)
- Expired
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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Variable Magnification In Projection-Type Copying Machines (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/748,810 US4099866A (en) | 1976-12-08 | 1976-12-08 | Focal adjustment on a single-focus lens in a continuously variable magnification system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5388724A JPS5388724A (en) | 1978-08-04 |
| JPS5751102B2 true JPS5751102B2 (ja) | 1982-10-30 |
Family
ID=25011019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13483977A Granted JPS5388724A (en) | 1976-12-08 | 1977-11-11 | Continuous reduction optical system |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4099866A (ja) |
| JP (1) | JPS5388724A (ja) |
| AU (2) | AU510303B1 (ja) |
| BE (1) | BE860360A (ja) |
| CA (1) | CA1089690A (ja) |
| CH (1) | CH622621A5 (ja) |
| DE (1) | DE2745769A1 (ja) |
| ES (1) | ES464536A1 (ja) |
| FI (1) | FI773598A (ja) |
| FR (1) | FR2373802A1 (ja) |
| GB (1) | GB1533519A (ja) |
| IT (1) | IT1113678B (ja) |
| NL (1) | NL7713413A (ja) |
| NO (1) | NO774145L (ja) |
| SE (1) | SE7712740L (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2834334C2 (de) * | 1978-08-04 | 1980-03-20 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung zum Verstellen der Lage eines Objektivs in zwei Richtungen |
| US4397544A (en) * | 1980-08-31 | 1983-08-09 | Fuji Photo Optical Co., Ltd. | Optical apparatus for changing magnification or reduction rates |
| JPS57195260A (en) * | 1981-05-27 | 1982-11-30 | Ricoh Co Ltd | Variable magnification copying device |
| JPS5823059A (ja) * | 1981-08-05 | 1983-02-10 | Fuji Xerox Co Ltd | 複写機の倍率変換装置 |
| JPS5835563A (ja) * | 1981-08-26 | 1983-03-02 | Canon Inc | 複写装置 |
| JPS5854358A (ja) * | 1981-09-26 | 1983-03-31 | Canon Inc | 変倍複写装置 |
| JPS58208758A (ja) * | 1982-05-28 | 1983-12-05 | Minolta Camera Co Ltd | 複写倍率設定装置 |
| JPS5915227A (ja) * | 1982-07-17 | 1984-01-26 | Canon Inc | カメラの焦点距離可変装置 |
| US5369733A (en) * | 1982-10-01 | 1994-11-29 | Canon Kabushiki Kaisha | Image processing apparatus with apparatus for adjusting a magnification setting |
| JPS59176008U (ja) * | 1983-05-10 | 1984-11-24 | キヤノン株式会社 | カメラの焦点距離可変装置 |
| NL8603254A (nl) * | 1986-12-22 | 1988-07-18 | Oce Nederland Bv | Kopieerapparaat met veranderbare afbeeldingsverhouding en een vaste afstand tussen het beeldvlak en het voorwerpsvlak. |
| JPH07219063A (ja) * | 1994-01-28 | 1995-08-18 | Canon Inc | ズームレンズ装置 |
| JPH11243473A (ja) * | 1997-10-14 | 1999-09-07 | Fuji Photo Film Co Ltd | 画像読取装置 |
| CN112114414B (zh) * | 2013-05-10 | 2023-08-11 | 株式会社尼康 | 可换镜头 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS432822Y1 (ja) * | 1965-12-28 | 1968-02-06 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR903070A (fr) * | 1943-03-25 | 1945-09-24 | Zeiss Ikon Ag | Dispositif de mise au point des appareils d'agrandissement et de réduction |
| GB568274A (en) * | 1943-08-05 | 1945-03-27 | George Henry Rogers | Improvements in or relating to photographic enlarging apparatus |
| US2469009A (en) * | 1946-02-26 | 1949-05-03 | Simmon Brothers Inc | Manual fine focusing means for autofocus enlargers |
| DE1170768B (de) * | 1962-07-07 | 1964-05-21 | Agfa Ag | Fotografisches Kopiergeraet |
| US3625607A (en) * | 1969-05-22 | 1971-12-07 | Warren Childers | Automatic focusing camera |
| JPS509181B1 (ja) * | 1970-12-26 | 1975-04-10 | ||
| US3873189A (en) * | 1972-06-23 | 1975-03-25 | Rank Xerox Ltd | Adjustable-position optical system |
| US3778147A (en) * | 1972-07-11 | 1973-12-11 | Xerox Corp | Electrostatic reproduction machine having selectable magnification ratios |
-
1976
- 1976-12-08 US US05/748,810 patent/US4099866A/en not_active Expired - Lifetime
-
1977
- 1977-10-06 CA CA288,237A patent/CA1089690A/en not_active Expired
- 1977-10-11 AU AU29562/77A patent/AU510303B1/en not_active Expired
- 1977-10-11 AU AU29562/77D patent/AU2956277A/en active Granted
- 1977-10-12 DE DE19772745769 patent/DE2745769A1/de not_active Ceased
- 1977-10-18 GB GB43213/77A patent/GB1533519A/en not_active Expired
- 1977-10-18 FR FR7732161A patent/FR2373802A1/fr active Granted
- 1977-10-31 BE BE182250A patent/BE860360A/xx not_active IP Right Cessation
- 1977-11-09 CH CH1365777A patent/CH622621A5/de not_active IP Right Cessation
- 1977-11-10 SE SE7712740A patent/SE7712740L/ not_active Application Discontinuation
- 1977-11-11 IT IT29559/77A patent/IT1113678B/it active
- 1977-11-11 JP JP13483977A patent/JPS5388724A/ja active Granted
- 1977-11-28 FI FI773598A patent/FI773598A/fi not_active Application Discontinuation
- 1977-11-28 ES ES464536A patent/ES464536A1/es not_active Expired
- 1977-12-05 NL NL7713413A patent/NL7713413A/xx not_active Application Discontinuation
- 1977-12-05 NO NO774145A patent/NO774145L/no unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS432822Y1 (ja) * | 1965-12-28 | 1968-02-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| NO774145L (no) | 1978-06-09 |
| AU2956277A (en) | 1979-05-24 |
| CH622621A5 (ja) | 1981-04-15 |
| IT1113678B (it) | 1986-01-20 |
| BE860360A (fr) | 1978-02-15 |
| FI773598A (fi) | 1978-06-09 |
| FR2373802B1 (ja) | 1980-08-08 |
| SE7712740L (sv) | 1978-06-09 |
| CA1089690A (en) | 1980-11-18 |
| GB1533519A (en) | 1978-11-29 |
| NL7713413A (nl) | 1978-06-12 |
| JPS5388724A (en) | 1978-08-04 |
| US4099866A (en) | 1978-07-11 |
| AU510303B1 (en) | 1980-06-19 |
| ES464536A1 (es) | 1978-09-01 |
| DE2745769A1 (de) | 1978-06-15 |
| FR2373802A1 (fr) | 1978-07-07 |