JPS5442138A - Exposure time control device in single-reflex lens cameras - Google Patents
Exposure time control device in single-reflex lens camerasInfo
- Publication number
- JPS5442138A JPS5442138A JP1220474A JP1220474A JPS5442138A JP S5442138 A JPS5442138 A JP S5442138A JP 1220474 A JP1220474 A JP 1220474A JP 1220474 A JP1220474 A JP 1220474A JP S5442138 A JPS5442138 A JP S5442138A
- Authority
- JP
- Japan
- Prior art keywords
- control device
- exposure time
- time control
- lens cameras
- reflex lens
- 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
- Exposure Control For Cameras (AREA)
- Shutter-Related Mechanisms (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1220474A JPS5442138A (en) | 1974-01-31 | 1974-01-31 | Exposure time control device in single-reflex lens cameras |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1220474A JPS5442138A (en) | 1974-01-31 | 1974-01-31 | Exposure time control device in single-reflex lens cameras |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5442138A true JPS5442138A (en) | 1979-04-03 |
Family
ID=11798856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1220474A Pending JPS5442138A (en) | 1974-01-31 | 1974-01-31 | Exposure time control device in single-reflex lens cameras |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5442138A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01276122A (ja) * | 1988-04-27 | 1989-11-06 | Sharp Corp | アナログ演算回路 |
-
1974
- 1974-01-31 JP JP1220474A patent/JPS5442138A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01276122A (ja) * | 1988-04-27 | 1989-11-06 | Sharp Corp | アナログ演算回路 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS54151445A (en) | Camera | |
JPS5319027A (en) | Exposure meter | |
JPS544123A (en) | Exposure control device for camera | |
JPS5442138A (en) | Exposure time control device in single-reflex lens cameras | |
JPS51122431A (en) | Flash camera device | |
JPS5346726A (en) | Exposure controller of cameras | |
JPS5236746A (en) | Stabilizing circuit of voltage | |
JPS52107831A (en) | Analog operational adjusting unit for cameras | |
JPS5260132A (en) | Digital circuit for camera | |
JPS52141585A (en) | Variable resistor | |
JPS5249868A (en) | Method of measuring resistance of oil film | |
JPS52113730A (en) | Camera | |
JPS5341745A (en) | Overcurrent protector for intermittent load | |
JPS5214472A (en) | Light measuring equipment | |
JPS5220022A (en) | Exposure control device for the camera | |
JPS5240132A (en) | Light measure circuit for the camera | |
JPS5357417A (en) | Constant current controlling system | |
JPS5312248A (en) | Voltage variable memory device | |
JPS5250229A (en) | Exposure contorol circuit for camera | |
JPS5352963A (en) | Equivalent circuit of primary battery | |
JPS5350730A (en) | Presettable zooming speed controller | |
JPS5518712A (en) | Constant-current generator of digital setting type | |
JPS5239158A (en) | Switching regulator | |
JPS5382327A (en) | Exposure control circuit | |
JPS5357825A (en) | Photograph information setting circuit for automatic diaphragm device |