JPS5565920A - Projector - Google Patents
ProjectorInfo
- Publication number
- JPS5565920A JPS5565920A JP14011278A JP14011278A JPS5565920A JP S5565920 A JPS5565920 A JP S5565920A JP 14011278 A JP14011278 A JP 14011278A JP 14011278 A JP14011278 A JP 14011278A JP S5565920 A JPS5565920 A JP S5565920A
- Authority
- JP
- Japan
- Prior art keywords
- plane
- slit
- scanning
- width
- projected
- 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.)
- Pending
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
-
- 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)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Optical Scanning Systems (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14011278A JPS5565920A (en) | 1978-11-14 | 1978-11-14 | Projector |
US06/092,070 US4341459A (en) | 1978-11-14 | 1979-11-07 | Scanning projection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14011278A JPS5565920A (en) | 1978-11-14 | 1978-11-14 | Projector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5565920A true JPS5565920A (en) | 1980-05-17 |
Family
ID=15261188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14011278A Pending JPS5565920A (en) | 1978-11-14 | 1978-11-14 | Projector |
Country Status (2)
Country | Link |
---|---|
US (1) | US4341459A (ja) |
JP (1) | JPS5565920A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5054866A (en) * | 1988-12-29 | 1991-10-08 | Ricoh Company, Ltd. | Scanning optical apparatus |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5060283A (en) * | 1989-04-20 | 1991-10-22 | Fuji Photo Film Co. , Ltd. | Method and system for reading images with a movable light intercepting plate |
JP2003035856A (ja) * | 2001-07-24 | 2003-02-07 | Canon Inc | レンズ鏡筒、投射型画像表示装置および光学機器 |
CN114236824B (zh) * | 2021-11-29 | 2022-10-18 | 歌尔光学科技有限公司 | 一种投影系统 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3537373A (en) * | 1967-04-07 | 1970-11-03 | Polaroid Corp | Compact photographic camera including a scanning exposure system with compensation |
US3576368A (en) * | 1969-01-16 | 1971-04-27 | Ibm | Imaging system |
JPS5841497B2 (ja) * | 1976-05-31 | 1983-09-12 | ミノルタ株式会社 | スリット露光型複写機における露光量調整装置 |
US4158497A (en) * | 1976-08-31 | 1979-06-19 | Ricoh Co., Ltd. | Copying apparatus |
GB1598652A (en) * | 1977-04-20 | 1981-09-23 | Grace A | Photocopier machine and adaptor unit therefor |
JPS54143629A (en) * | 1978-04-28 | 1979-11-09 | Canon Inc | Copying apparatus having opticlal system for high speed copying |
-
1978
- 1978-11-14 JP JP14011278A patent/JPS5565920A/ja active Pending
-
1979
- 1979-11-07 US US06/092,070 patent/US4341459A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5054866A (en) * | 1988-12-29 | 1991-10-08 | Ricoh Company, Ltd. | Scanning optical apparatus |
Also Published As
Publication number | Publication date |
---|---|
US4341459A (en) | 1982-07-27 |
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