JPH035568B2 - - Google Patents
Info
- Publication number
- JPH035568B2 JPH035568B2 JP10971580A JP10971580A JPH035568B2 JP H035568 B2 JPH035568 B2 JP H035568B2 JP 10971580 A JP10971580 A JP 10971580A JP 10971580 A JP10971580 A JP 10971580A JP H035568 B2 JPH035568 B2 JP H035568B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- clock pulse
- shutter
- photometry
- read
- 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
- 238000005375 photometry Methods 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000011514 reflex Effects 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
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/091—Digital circuits
- G03B7/093—Digital circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10971580A JPS5734534A (en) | 1980-08-08 | 1980-08-08 | Electric shutter device for camera |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10971580A JPS5734534A (en) | 1980-08-08 | 1980-08-08 | Electric shutter device for camera |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5734534A JPS5734534A (en) | 1982-02-24 |
JPH035568B2 true JPH035568B2 (enrdf_load_stackoverflow) | 1991-01-25 |
Family
ID=14517382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10971580A Granted JPS5734534A (en) | 1980-08-08 | 1980-08-08 | Electric shutter device for camera |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5734534A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS623234A (ja) * | 1985-06-28 | 1987-01-09 | Kyocera Corp | プログラムシヤツタ |
-
1980
- 1980-08-08 JP JP10971580A patent/JPS5734534A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5734534A (en) | 1982-02-24 |
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