JPH0259447B2 - - Google Patents
Info
- Publication number
- JPH0259447B2 JPH0259447B2 JP13444681A JP13444681A JPH0259447B2 JP H0259447 B2 JPH0259447 B2 JP H0259447B2 JP 13444681 A JP13444681 A JP 13444681A JP 13444681 A JP13444681 A JP 13444681A JP H0259447 B2 JPH0259447 B2 JP H0259447B2
- Authority
- JP
- Japan
- Prior art keywords
- time
- shutter
- circuit
- exposure
- magnet
- 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
- 239000003990 capacitor Substances 0.000 description 9
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005375 photometry Methods 0.000 description 4
- 101100428764 Drosophila melanogaster vret gene Proteins 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 101000579423 Homo sapiens Regulator of nonsense transcripts 1 Proteins 0.000 description 1
- 102100028287 Regulator of nonsense transcripts 1 Human genes 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004904 shortening 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
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/58—Means for varying duration of "open" period of shutter
- G03B9/62—Means for varying duration of "open" period of shutter by varying interval of time between end of opening movement and beginning of closing movement
-
- 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
- G03B9/04—Single movable plate with two or more apertures of graded size, e.g. sliding plate or pivoting plate
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Shutter-Related Mechanisms (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13444681A JPS5834439A (ja) | 1981-08-26 | 1981-08-26 | 電気シヤツタの制御回路 |
| US06/410,692 US4464032A (en) | 1981-08-26 | 1982-08-23 | Exposure time control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13444681A JPS5834439A (ja) | 1981-08-26 | 1981-08-26 | 電気シヤツタの制御回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5834439A JPS5834439A (ja) | 1983-02-28 |
| JPH0259447B2 true JPH0259447B2 (cg-RX-API-DMAC7.html) | 1990-12-12 |
Family
ID=15128538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13444681A Granted JPS5834439A (ja) | 1981-08-26 | 1981-08-26 | 電気シヤツタの制御回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5834439A (cg-RX-API-DMAC7.html) |
-
1981
- 1981-08-26 JP JP13444681A patent/JPS5834439A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5834439A (ja) | 1983-02-28 |