JPH026429Y2 - - Google Patents
Info
- Publication number
- JPH026429Y2 JPH026429Y2 JP1983029419U JP2941983U JPH026429Y2 JP H026429 Y2 JPH026429 Y2 JP H026429Y2 JP 1983029419 U JP1983029419 U JP 1983029419U JP 2941983 U JP2941983 U JP 2941983U JP H026429 Y2 JPH026429 Y2 JP H026429Y2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- output
- comparator
- focus adjustment
- gate
- 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
- 238000001514 detection method Methods 0.000 claims description 7
- 239000013256 coordination polymer Substances 0.000 description 8
- 230000011514 reflex Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/26—Power supplies; Circuitry or arrangement to switch on the power source; Circuitry to check the power source voltage
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Focusing (AREA)
- Viewfinders (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983029419U JPS59136622U (ja) | 1983-03-01 | 1983-03-01 | カメラ |
US06/582,636 US4537488A (en) | 1983-03-01 | 1984-02-22 | Camera system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1983029419U JPS59136622U (ja) | 1983-03-01 | 1983-03-01 | カメラ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59136622U JPS59136622U (ja) | 1984-09-12 |
JPH026429Y2 true JPH026429Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-02-16 |
Family
ID=12275605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1983029419U Granted JPS59136622U (ja) | 1983-03-01 | 1983-03-01 | カメラ |
Country Status (2)
Country | Link |
---|---|
US (1) | US4537488A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
JP (1) | JPS59136622U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2540802B2 (ja) * | 1986-03-21 | 1996-10-09 | 株式会社ニコン | 電気的接点を有するカメラアクセサリ− |
JP2526572B2 (ja) * | 1987-03-20 | 1996-08-21 | 株式会社精工舎 | カメラ用電源回路 |
JPH10123595A (ja) * | 1996-10-17 | 1998-05-15 | Nikon Corp | カメラ |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4936330A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-08-07 | 1974-04-04 | ||
DE2536370B2 (de) * | 1974-08-16 | 1978-01-12 | Canon K.K, Tokio | Scharfstelldetektorsystem fuer einaeugige spiegelreflexkamera |
US4350418A (en) * | 1978-09-14 | 1982-09-21 | Canon Kabushiki Kaisha | Camera provided with automatic focus adjusting device |
JPS57157931U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1981-03-31 | 1982-10-04 |
-
1983
- 1983-03-01 JP JP1983029419U patent/JPS59136622U/ja active Granted
-
1984
- 1984-02-22 US US06/582,636 patent/US4537488A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4537488A (en) | 1985-08-27 |
JPS59136622U (ja) | 1984-09-12 |