ZA755710B - View finder system for single lens reflex camera - Google Patents
View finder system for single lens reflex cameraInfo
- Publication number
- ZA755710B ZA755710B ZA00755710A ZA755710A ZA755710B ZA 755710 B ZA755710 B ZA 755710B ZA 00755710 A ZA00755710 A ZA 00755710A ZA 755710 A ZA755710 A ZA 755710A ZA 755710 B ZA755710 B ZA 755710B
- Authority
- ZA
- South Africa
- Prior art keywords
- single lens
- lens reflex
- reflex camera
- view finder
- finder system
- Prior art date
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
- G03B19/00—Cameras
- G03B19/02—Still-picture cameras
- G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/14—Viewfinders
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
- Viewfinders (AREA)
- Optical Elements Other Than Lenses (AREA)
- Exposure Control For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49112561A JPS5139120A (en) | 1974-09-30 | 1974-09-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA755710B true ZA755710B (en) | 1976-08-25 |
Family
ID=14589744
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00755710A ZA755710B (en) | 1974-09-30 | 1975-09-08 | View finder system for single lens reflex camera |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5139120A (en) |
DE (2) | DE2559601C3 (en) |
FR (1) | FR2286395A1 (en) |
GB (1) | GB1477560A (en) |
ZA (1) | ZA755710B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54143633A (en) * | 1978-04-28 | 1979-11-09 | Asahi Optical Co Ltd | Interchangeable contact lens mirror barrel |
JPS616601A (en) * | 1984-06-20 | 1986-01-13 | Canon Inc | Finder optical system |
JPS616804U (en) * | 1984-06-18 | 1986-01-16 | キヤノン株式会社 | Prism for finder |
JPS60233630A (en) * | 1984-05-07 | 1985-11-20 | Canon Inc | Finder optical system |
JPS60233628A (en) * | 1984-05-07 | 1985-11-20 | Canon Inc | Finder optical system |
JPS60263101A (en) * | 1984-06-11 | 1985-12-26 | Canon Inc | Finder optical system |
JPS616803U (en) * | 1984-06-18 | 1986-01-16 | キヤノン株式会社 | Prism for finder |
JPH0381749A (en) * | 1989-08-25 | 1991-04-08 | Olympus Optical Co Ltd | Real image type finder |
DE4345554B4 (en) * | 1992-09-11 | 2007-09-13 | Canon K.K. | Two-prism viewfinder for photographic or video camera - produces real image in neighbourhood of frame inserted between adjacent faces of polygonal and triangular prisms |
JPH07198914A (en) * | 1993-12-28 | 1995-08-01 | Asahi Optical Co Ltd | Prism and finder provided with it |
DE102005018010B3 (en) * | 2005-04-18 | 2006-09-14 | Leica Camera Ag | Angular ancillary lens for attachment to the viewer of a measurement search camera has an image deflection element in the form of a fine prism |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5117468B2 (en) * | 1972-06-19 | 1976-06-02 |
-
1974
- 1974-09-30 JP JP49112561A patent/JPS5139120A/ja active Pending
-
1975
- 1975-09-08 ZA ZA00755710A patent/ZA755710B/en unknown
- 1975-09-26 FR FR7529589A patent/FR2286395A1/en active Granted
- 1975-09-26 GB GB3960375A patent/GB1477560A/en not_active Expired
- 1975-09-27 DE DE2559601A patent/DE2559601C3/en not_active Expired
- 1975-09-27 DE DE2543160A patent/DE2543160C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2286395B1 (en) | 1981-04-30 |
DE2543160B2 (en) | 1977-06-30 |
GB1477560A (en) | 1977-06-22 |
DE2559601A1 (en) | 1977-09-01 |
FR2286395A1 (en) | 1976-04-23 |
DE2543160C3 (en) | 1978-03-02 |
DE2543160A1 (en) | 1976-04-01 |
JPS5139120A (en) | 1976-04-01 |
DE2559601B2 (en) | 1978-12-07 |
DE2559601C3 (en) | 1979-08-16 |
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