JPS5369032A - Automatic focus device - Google Patents
Automatic focus deviceInfo
- Publication number
- JPS5369032A JPS5369032A JP14333776A JP14333776A JPS5369032A JP S5369032 A JPS5369032 A JP S5369032A JP 14333776 A JP14333776 A JP 14333776A JP 14333776 A JP14333776 A JP 14333776A JP S5369032 A JPS5369032 A JP S5369032A
- Authority
- JP
- Japan
- Prior art keywords
- automatic focus
- focus device
- lens
- pressure
- conform
- 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
- Automatic Focus Adjustment (AREA)
- Focusing (AREA)
Abstract
PURPOSE: To conform the focal plane with the disk plane at all times by detecting the distance as pressure by means of a detector of the air micrometer system provided below the lens, and by moving the lens up and down by the use of the detected pressure.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14333776A JPS5369032A (en) | 1976-12-01 | 1976-12-01 | Automatic focus device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14333776A JPS5369032A (en) | 1976-12-01 | 1976-12-01 | Automatic focus device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5369032A true JPS5369032A (en) | 1978-06-20 |
Family
ID=15336426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14333776A Pending JPS5369032A (en) | 1976-12-01 | 1976-12-01 | Automatic focus device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5369032A (en) |
-
1976
- 1976-12-01 JP JP14333776A patent/JPS5369032A/en active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5385452A (en) | Range finder | |
JPS5295221A (en) | Detector for focusing | |
JPS52147430A (en) | Focus detection device | |
JPS5387217A (en) | Focusing device | |
JPS5351540A (en) | Sun tracking device | |
JPS51149004A (en) | Optical apparatus | |
JPS52138924A (en) | Focal detector | |
JPS5310487A (en) | Location of ultrasonic probe and device therefor | |
JPS5369032A (en) | Automatic focus device | |
JPS53118071A (en) | Coil diameter detector | |
JPS51146850A (en) | Optical detector | |
JPS53105223A (en) | Optical system of distance detector for automatic focusing | |
JPS5327439A (en) | Focus measuring device | |
JPS52112345A (en) | Oil mist detector | |
JPS5437790A (en) | Speed detector | |
JPS52110031A (en) | Detector for focusing | |
JPS53123125A (en) | Focal point detecting device | |
JPS52110030A (en) | Detector for distinctness of object image | |
JPS5348789A (en) | Vibration detector | |
JPS5332730A (en) | Camera with photo-electric focalization detector | |
JPS52130338A (en) | Focusing point detectig means | |
JPS5233141A (en) | Collective axis detector for solar energy absorbing device | |
JPS52142501A (en) | Focal point detection for video disc apparatus | |
JPS5430822A (en) | Focus detector | |
JPS52152705A (en) | Optical reproducing system |