JPS5428133A - Optical path extension device with focus detection function - Google Patents
Optical path extension device with focus detection functionInfo
- Publication number
- JPS5428133A JPS5428133A JP9379677A JP9379677A JPS5428133A JP S5428133 A JPS5428133 A JP S5428133A JP 9379677 A JP9379677 A JP 9379677A JP 9379677 A JP9379677 A JP 9379677A JP S5428133 A JPS5428133 A JP S5428133A
- Authority
- JP
- Japan
- Prior art keywords
- optical path
- extension device
- path extension
- focus detection
- detection function
- 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.)
- Granted
Links
Landscapes
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
PURPOSE: To provide a common camera with an easy and accurate focusing finder by fitting an optical path extension device with a focus detecting function between camera body and photographic lens.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9379677A JPS6035044B2 (en) | 1977-08-04 | 1977-08-04 | Optical path increaser with focus detection function |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9379677A JPS6035044B2 (en) | 1977-08-04 | 1977-08-04 | Optical path increaser with focus detection function |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5428133A true JPS5428133A (en) | 1979-03-02 |
JPS6035044B2 JPS6035044B2 (en) | 1985-08-12 |
Family
ID=14092370
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9379677A Expired JPS6035044B2 (en) | 1977-08-04 | 1977-08-04 | Optical path increaser with focus detection function |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6035044B2 (en) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57111504A (en) * | 1981-08-17 | 1982-07-12 | Minolta Camera Co Ltd | Lens interchange system optical apparatus |
JPS58129411A (en) * | 1982-01-27 | 1983-08-02 | Nippon Kogaku Kk <Nikon> | Rear focus conversion lens |
JPS58199317A (en) * | 1982-05-17 | 1983-11-19 | Olympus Optical Co Ltd | Optical system of attachment for single-lens reflex camera |
JPS59123849U (en) * | 1983-02-10 | 1984-08-21 | 旭光学工業株式会社 | Video camera lens mount conversion adapter |
JPS59176732A (en) * | 1983-03-28 | 1984-10-06 | Asahi Optical Co Ltd | Intermediate adapter of camera |
JPS60159816A (en) * | 1984-01-31 | 1985-08-21 | Nippon Kogaku Kk <Nikon> | Auto-focusing adapter for interchangeable lens |
JPS60205409A (en) * | 1984-03-29 | 1985-10-17 | Nippon Kogaku Kk <Nikon> | Automatic focus adjusting adapter for interchangeable lens |
JPS60222811A (en) * | 1984-04-19 | 1985-11-07 | Nippon Kogaku Kk <Nikon> | Automatic focusing adapter for interchangeable lens |
US4627699A (en) * | 1984-01-31 | 1986-12-09 | Nippon Kogaku K. K. | Automatic focusing adaptor for camera lens |
US4653877A (en) * | 1983-07-27 | 1987-03-31 | Nippon Kogaku K. K. | Rear-focus conversion device lens for telephoto lens |
US4655558A (en) * | 1983-07-27 | 1987-04-07 | Nippon Kogaku K. K. | Rear focus conversion lens apparatus |
JP2008216439A (en) * | 2007-03-01 | 2008-09-18 | Matsushita Electric Ind Co Ltd | Camera system |
JP2012042773A (en) * | 2010-08-20 | 2012-03-01 | Sony Corp | Mounting adapter and imaging device |
-
1977
- 1977-08-04 JP JP9379677A patent/JPS6035044B2/en not_active Expired
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6114491B2 (en) * | 1981-08-17 | 1986-04-18 | Minolta Camera Kk | |
JPS57111504A (en) * | 1981-08-17 | 1982-07-12 | Minolta Camera Co Ltd | Lens interchange system optical apparatus |
JPH0147765B2 (en) * | 1982-01-27 | 1989-10-16 | Nippon Kogaku Kk | |
JPS58129411A (en) * | 1982-01-27 | 1983-08-02 | Nippon Kogaku Kk <Nikon> | Rear focus conversion lens |
JPS58199317A (en) * | 1982-05-17 | 1983-11-19 | Olympus Optical Co Ltd | Optical system of attachment for single-lens reflex camera |
JPH0511547Y2 (en) * | 1983-02-10 | 1993-03-23 | ||
JPS59123849U (en) * | 1983-02-10 | 1984-08-21 | 旭光学工業株式会社 | Video camera lens mount conversion adapter |
JPS59176732A (en) * | 1983-03-28 | 1984-10-06 | Asahi Optical Co Ltd | Intermediate adapter of camera |
JPH0519135B2 (en) * | 1983-03-28 | 1993-03-15 | Asahi Optical Co Ltd | |
US4655558A (en) * | 1983-07-27 | 1987-04-07 | Nippon Kogaku K. K. | Rear focus conversion lens apparatus |
US4653877A (en) * | 1983-07-27 | 1987-03-31 | Nippon Kogaku K. K. | Rear-focus conversion device lens for telephoto lens |
US4627699A (en) * | 1984-01-31 | 1986-12-09 | Nippon Kogaku K. K. | Automatic focusing adaptor for camera lens |
JPS60159816A (en) * | 1984-01-31 | 1985-08-21 | Nippon Kogaku Kk <Nikon> | Auto-focusing adapter for interchangeable lens |
JPS60205409A (en) * | 1984-03-29 | 1985-10-17 | Nippon Kogaku Kk <Nikon> | Automatic focus adjusting adapter for interchangeable lens |
JPS60222811A (en) * | 1984-04-19 | 1985-11-07 | Nippon Kogaku Kk <Nikon> | Automatic focusing adapter for interchangeable lens |
JP2008216439A (en) * | 2007-03-01 | 2008-09-18 | Matsushita Electric Ind Co Ltd | Camera system |
JP2012042773A (en) * | 2010-08-20 | 2012-03-01 | Sony Corp | Mounting adapter and imaging device |
Also Published As
Publication number | Publication date |
---|---|
JPS6035044B2 (en) | 1985-08-12 |
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