JPS5886524A - Ｔｔｌ反射測光式カメラの露出時間記憶装置 - Google Patents
Ｔｔｌ反射測光式カメラの露出時間記憶装置Info
- Publication number
- JPS5886524A JPS5886524A JP18472381A JP18472381A JPS5886524A JP S5886524 A JPS5886524 A JP S5886524A JP 18472381 A JP18472381 A JP 18472381A JP 18472381 A JP18472381 A JP 18472381A JP S5886524 A JPS5886524 A JP S5886524A
- Authority
- JP
- Japan
- Prior art keywords
- output
- ttl
- circuit
- shutter
- exposure time
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000005375 photometry Methods 0.000 claims description 25
- 230000035945 sensitivity Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 abstract description 4
- 239000003990 capacitor Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000002747 voluntary effect Effects 0.000 description 1
- 238000004804 winding 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
- G03B7/08—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 |
|---|---|---|---|
| JP18472381A JPS5886524A (ja) | 1981-11-18 | 1981-11-18 | Ｔｔｌ反射測光式カメラの露出時間記憶装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18472381A JPS5886524A (ja) | 1981-11-18 | 1981-11-18 | Ｔｔｌ反射測光式カメラの露出時間記憶装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5886524A true JPS5886524A (ja) | 1983-05-24 |
| JPH0319532B2 JPH0319532B2 (enrdf_load_stackoverflow) | 1991-03-15 |
Family
ID=16158234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18472381A Granted JPS5886524A (ja) | 1981-11-18 | 1981-11-18 | Ｔｔｌ反射測光式カメラの露出時間記憶装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5886524A (enrdf_load_stackoverflow) |
-
1981
- 1981-11-18 JP JP18472381A patent/JPS5886524A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0319532B2 (enrdf_load_stackoverflow) | 1991-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5126779A (en) | Method and apparatus for successively generating photometric values | |
| US4035815A (en) | Display unit for luminous data of a single lens reflex camera | |
| JPH0462052B2 (enrdf_load_stackoverflow) | ||
| US4137541A (en) | Automatic exposure control apparatus for a single lens reflex camera | |
| JPS5855916A (ja) | 絞り開口制御装置 | |
| US4213682A (en) | Programmed exposure control system for a camera | |
| JPS5886524A (ja) | Ｔｔｌ反射測光式カメラの露出時間記憶装置 | |
| US3836921A (en) | Camera eyepiece light compensation arrangement | |
| JP2778000B2 (ja) | 閃光撮影システム | |
| JPS628029Y2 (enrdf_load_stackoverflow) | ||
| JP3002502B2 (ja) | マルチ調光自動焦点カメラ | |
| US4329035A (en) | Exposure control system for lens interchangeable cameras | |
| JP2578165B2 (ja) | カメラのストロボシステム | |
| US4015274A (en) | Memory device of an electrical shutter for single lens reflex camera | |
| JP3131434B2 (ja) | カメラ | |
| US3726196A (en) | Shutter-control of single-lens reflex cameras | |
| JPS5839387Y2 (ja) | デジタル露出計 | |
| JPS6236645A (ja) | 反射測光式カメラ | |
| JPH0381137B2 (enrdf_load_stackoverflow) | ||
| JP2747287B2 (ja) | 撮像装置 | |
| JPS58111022A (ja) | 自動露出制御装置 | |
| JPS59114522A (ja) | 露出モ−ド切換装置を有するカメラ | |
| JPS59208534A (ja) | プログラム式カメラの絞り制御装置 | |
| JPS60120336A (ja) | カメラ | |
| JPS62203142A (ja) | カメラ |