GB1604580A - Camera including a diaphragm operating mechanism - Google Patents
Camera including a diaphragm operating mechanism Download PDFInfo
- Publication number
- GB1604580A GB1604580A GB23451/78A GB2345178A GB1604580A GB 1604580 A GB1604580 A GB 1604580A GB 23451/78 A GB23451/78 A GB 23451/78A GB 2345178 A GB2345178 A GB 2345178A GB 1604580 A GB1604580 A GB 1604580A
- Authority
- GB
- United Kingdom
- Prior art keywords
- camera
- drive member
- operating
- diaphragm
- resiliently
- 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.)
- 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
- G03B9/07—Diaphragms with means for presetting the diaphragm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cameras In General (AREA)
- Exposure Control For Cameras (AREA)
- Diaphragms For Cameras (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6422077A JPS53149327A (en) | 1977-06-01 | 1977-06-01 | Iris operating device in lenssexchangeable type camera |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1604580A true GB1604580A (en) | 1981-12-09 |
Family
ID=13251790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB23451/78A Expired GB1604580A (en) | 1977-06-01 | 1978-05-26 | Camera including a diaphragm operating mechanism |
Country Status (4)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3236958A1 (de) * | 1982-10-06 | 1984-04-12 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Fotografisches objektiv mit springblende |
DE4230459A1 (de) * | 1991-09-12 | 1993-03-18 | Asahi Optical Co Ltd | Mechanische steuerung fuer eine einaeugige spiegelreflexkamera |
JP2580813Y2 (ja) * | 1991-10-09 | 1998-09-17 | 旭光学工業株式会社 | 一眼レフレックスカメラ |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3537375A (en) * | 1967-11-03 | 1970-11-03 | Agfa Gevaert Ag | Photographic camera |
US3680458A (en) * | 1970-01-26 | 1972-08-01 | Asahi Optical Co Ltd | Spring-actuated mechanism particularly for single-lens reflex cameras |
US3854811A (en) * | 1972-11-30 | 1974-12-17 | Ricoh Kk | Delay mechanism for a single lens reflex camera mirror drive |
US3831181A (en) * | 1973-10-19 | 1974-08-20 | Ricoh Kk | Device for controlling diaphragm in lens of single-lens reflex camera |
JPS5855372Y2 (ja) * | 1974-04-04 | 1983-12-19 | 大沢精密工業株式会社 | ピンチロ−ラ−アツセツソウチ |
-
1977
- 1977-06-01 JP JP6422077A patent/JPS53149327A/ja active Granted
-
1978
- 1978-05-26 GB GB23451/78A patent/GB1604580A/en not_active Expired
- 1978-05-30 DE DE2823628A patent/DE2823628C2/de not_active Expired
- 1978-06-01 US US05/911,576 patent/US4195925A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS53149327A (en) | 1978-12-26 |
DE2823628C2 (de) | 1985-01-10 |
US4195925A (en) | 1980-04-01 |
JPS6122286B2 (US20110009641A1-20110113-C00185.png) | 1986-05-31 |
DE2823628A1 (de) | 1978-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19930526 |