HK41293A - Mirror system for a single lens reflex camera - Google Patents
Mirror system for a single lens reflex cameraInfo
- Publication number
- HK41293A HK41293A HK412/93A HK41293A HK41293A HK 41293 A HK41293 A HK 41293A HK 412/93 A HK412/93 A HK 412/93A HK 41293 A HK41293 A HK 41293A HK 41293 A HK41293 A HK 41293A
- Authority
- HK
- Hong Kong
- Prior art keywords
- single lens
- mirror system
- lens reflex
- reflex camera
- camera
- Prior art date
Links
- 230000011514 reflex Effects 0.000 title 1
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
- G03B19/00—Cameras
- G03B19/02—Still-picture cameras
- G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cameras In General (AREA)
- Viewfinders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/128,844 US4786928A (en) | 1987-12-04 | 1987-12-04 | Mirror system for a single lens reflex camera |
Publications (1)
Publication Number | Publication Date |
---|---|
HK41293A true HK41293A (en) | 1993-05-07 |
Family
ID=22437262
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK412/93A HK41293A (en) | 1987-12-04 | 1993-04-29 | Mirror system for a single lens reflex camera |
Country Status (5)
Country | Link |
---|---|
US (1) | US4786928A (de) |
EP (1) | EP0318888B1 (de) |
JP (1) | JPH01188843A (de) |
DE (1) | DE3875914T2 (de) |
HK (1) | HK41293A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4899187A (en) * | 1989-06-12 | 1990-02-06 | Eastman Kodak Company | Mirror system for a single lens reflex camera |
US5353080A (en) * | 1992-11-02 | 1994-10-04 | Christman Ernest H | Exposure-equalizing system for photographic images |
US5337106A (en) * | 1993-06-09 | 1994-08-09 | Kowa Company, Ltd. | Liquid-crystal image director for single-lens-reflex camera |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US589349A (en) * | 1897-08-31 | holst | ||
US713629A (en) * | 1902-03-17 | 1902-11-18 | George Bernard | Finder for cameras. |
DE622349C (de) * | 1933-09-15 | 1935-11-26 | Georg Sachse | Reflexkamera |
US2057198A (en) * | 1934-05-25 | 1936-10-13 | Marcussen Wilhelm | Miniature camera |
US2980001A (en) * | 1954-08-04 | 1961-04-18 | Zeiss Ikon Ag | Single objective mirror reflex cameras |
US2949073A (en) * | 1957-04-12 | 1960-08-16 | Rollei Werke Franke Heidecke | Reflex camera |
DE1173330B (de) * | 1962-04-19 | 1964-07-02 | Elbe Kamera Gmbh | Spiegelrueckkehrgetriebe fuer Spiegelreflexkameras |
DE1231111B (de) * | 1964-10-23 | 1966-12-22 | Kodak Ag | Einaeugige Spiegelreflexkamera mit Klappspiegel ohne ortsfesten Spiegeldrehpunkt |
US3532044A (en) * | 1967-02-17 | 1970-10-06 | Nippon Kogaku Kk | Device for raising or lowering the reflecting mirror of single lens reflex cameras |
JPS5125729B1 (de) * | 1968-06-05 | 1976-08-02 | ||
US3680458A (en) * | 1970-01-26 | 1972-08-01 | Asahi Optical Co Ltd | Spring-actuated mechanism particularly for single-lens reflex cameras |
US4114172A (en) * | 1976-11-08 | 1978-09-12 | Joe Yao | Photographic camera and film cartridge therefor |
JPS53149021A (en) * | 1977-05-31 | 1978-12-26 | Asahi Optical Co Ltd | Mirror retrocedinggup system of single lens reflex camera |
US4204758A (en) * | 1978-11-20 | 1980-05-27 | John Hadland (Photograph Instrumentation) Ltd. | Closure mechanism such as a camera shutter |
US4319825A (en) * | 1980-03-03 | 1982-03-16 | Newton Robert B | Camera and flash unit support |
SE441869B (sv) * | 1984-10-08 | 1985-11-11 | Hasselblad Ab Victor | Mekanism hos enogda spegelreflexkameror |
-
1987
- 1987-12-04 US US07/128,844 patent/US4786928A/en not_active Expired - Fee Related
-
1988
- 1988-11-28 DE DE8888119779T patent/DE3875914T2/de not_active Expired - Fee Related
- 1988-11-28 EP EP88119779A patent/EP0318888B1/de not_active Expired
- 1988-12-05 JP JP63307686A patent/JPH01188843A/ja active Pending
-
1993
- 1993-04-29 HK HK412/93A patent/HK41293A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP0318888B1 (de) | 1992-11-11 |
DE3875914T2 (de) | 1993-05-27 |
EP0318888A1 (de) | 1989-06-07 |
JPH01188843A (ja) | 1989-07-28 |
DE3875914D1 (de) | 1992-12-17 |
US4786928A (en) | 1988-11-22 |
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