JPS52110036A - Electric source switch for detection circuit for focusing state - Google Patents
Electric source switch for detection circuit for focusing stateInfo
- Publication number
- JPS52110036A JPS52110036A JP2758376A JP2758376A JPS52110036A JP S52110036 A JPS52110036 A JP S52110036A JP 2758376 A JP2758376 A JP 2758376A JP 2758376 A JP2758376 A JP 2758376A JP S52110036 A JPS52110036 A JP S52110036A
- Authority
- JP
- Japan
- Prior art keywords
- electric source
- source switch
- detection circuit
- focusing state
- focusing
- 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
Landscapes
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Abstract
PURPOSE: To prevent the oblivion of operation of electric source switch in the camera having the auto focus function by providing the electric source switch for the focus detection circuit at a special position.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2758376A JPS52110036A (en) | 1976-03-12 | 1976-03-12 | Electric source switch for detection circuit for focusing state |
US05/774,116 US4142788A (en) | 1976-03-12 | 1977-03-03 | Power source switch for use in a camera circuit to detect a focused condition |
DE2710774A DE2710774C2 (en) | 1976-03-12 | 1977-03-11 | camera |
US05/936,590 US4288151A (en) | 1976-03-12 | 1978-08-23 | Power source switch for use in camera circuit to detect a focused condition |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2758376A JPS52110036A (en) | 1976-03-12 | 1976-03-12 | Electric source switch for detection circuit for focusing state |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52110036A true JPS52110036A (en) | 1977-09-14 |
Family
ID=12224974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2758376A Pending JPS52110036A (en) | 1976-03-12 | 1976-03-12 | Electric source switch for detection circuit for focusing state |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52110036A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55106423A (en) * | 1979-02-09 | 1980-08-15 | Ricoh Co Ltd | Power source switch of distance measuring circuit |
JPS5749927A (en) * | 1980-09-10 | 1982-03-24 | Asahi Optical Co Ltd | Interchangeable lens type autofocus camera |
JPS58118423U (en) * | 1982-02-04 | 1983-08-12 | 旭光学工業株式会社 | Autofocus camera locking device |
JPS59159137A (en) * | 1983-02-28 | 1984-09-08 | Olympus Optical Co Ltd | Automatic focusing device |
-
1976
- 1976-03-12 JP JP2758376A patent/JPS52110036A/en active Pending
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55106423A (en) * | 1979-02-09 | 1980-08-15 | Ricoh Co Ltd | Power source switch of distance measuring circuit |
JPS6217209B2 (en) * | 1979-02-09 | 1987-04-16 | Ricoh Kk | |
JPS5749927A (en) * | 1980-09-10 | 1982-03-24 | Asahi Optical Co Ltd | Interchangeable lens type autofocus camera |
JPS58118423U (en) * | 1982-02-04 | 1983-08-12 | 旭光学工業株式会社 | Autofocus camera locking device |
JPS59159137A (en) * | 1983-02-28 | 1984-09-08 | Olympus Optical Co Ltd | Automatic focusing device |
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