JPS5439127A - Iris control device for camera - Google Patents
Iris control device for cameraInfo
- Publication number
- JPS5439127A JPS5439127A JP10601677A JP10601677A JPS5439127A JP S5439127 A JPS5439127 A JP S5439127A JP 10601677 A JP10601677 A JP 10601677A JP 10601677 A JP10601677 A JP 10601677A JP S5439127 A JPS5439127 A JP S5439127A
- Authority
- JP
- Japan
- Prior art keywords
- camera
- control device
- iris control
- iris
- proper
- 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)
Abstract
PURPOSE: To automatically determine a proper iris aperture for a shutter speed by comparing the calculated value of the proper iris aperture with the digital signals corresponding to the position, where a sliding electrode made coactive with an iris contact with a stationary electrode.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10601677A JPS5439127A (en) | 1977-09-02 | 1977-09-02 | Iris control device for camera |
DE19782836137 DE2836137A1 (en) | 1977-08-20 | 1978-08-18 | Digital position encoder with rotary arm - has three end contacts moving over contact pads and continuous conducting path |
US05/935,390 US4212000A (en) | 1977-08-20 | 1978-08-21 | Position-to-digital encoder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10601677A JPS5439127A (en) | 1977-09-02 | 1977-09-02 | Iris control device for camera |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5439127A true JPS5439127A (en) | 1979-03-26 |
Family
ID=14422851
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10601677A Pending JPS5439127A (en) | 1977-08-20 | 1977-09-02 | Iris control device for camera |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5439127A (en) |
-
1977
- 1977-09-02 JP JP10601677A patent/JPS5439127A/en active Pending
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