JPS60112210U - automatic focus device - Google Patents
automatic focus deviceInfo
- Publication number
- JPS60112210U JPS60112210U JP20177883U JP20177883U JPS60112210U JP S60112210 U JPS60112210 U JP S60112210U JP 20177883 U JP20177883 U JP 20177883U JP 20177883 U JP20177883 U JP 20177883U JP S60112210 U JPS60112210 U JP S60112210U
- Authority
- JP
- Japan
- Prior art keywords
- light
- receiving element
- subject
- automatic focusing
- auxiliary
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案に係る自動合焦装置の一実施例を示し、第
１図はズームレンズ光学系の断面図、第２図、第３図は
測距用受光センサの拡大正面図、第４図はブロック回路
構成図である。
符号１は赤外線発光部、５はズーム変倍系、６は焦点調
整レンズ、７は受光レンズ、８は測距用主受光センサ、
８ａ、８ｂは素子、９は受光レバー、１３は駆動モータ
、１４は補助受光センサである。The drawings show an embodiment of an automatic focusing device according to the present invention, in which Fig. 1 is a cross-sectional view of a zoom lens optical system, Figs. 2 and 3 are enlarged front views of a light receiving sensor for distance measurement, and Fig. 4 is a cross-sectional view of a zoom lens optical system. is a block circuit configuration diagram. Reference numeral 1 is an infrared light emitting unit, 5 is a zoom magnification system, 6 is a focusing lens, 7 is a light receiving lens, 8 is a main light receiving sensor for distance measurement,
8a and 8b are elements, 9 is a light receiving lever, 13 is a drive motor, and 14 is an auxiliary light receiving sensor.
Claims (1)
からの反射光を受光して合焦検出を行う装置において、
被写体からの反射光を受光する主受光素子に補助受光素
子を近接して配置し、広角時における非合焦時に、前記
補助受光素子からの信号を使用して主受光素子による不
感帯幅を補正するような構成にしたことを特徴とする自
動合焦装置。 ２ 前記主受光素子の側部に、広角時の反射スポット光
のみが入射するように前記補助受光素子を配置した実用
新案登録請求の範囲第１項に記載の自動合焦装置。[Scope of Claim for Utility Model Registration] 1. A device that has a zoom lens optical system and performs focus detection by projecting light onto a subject and receiving reflected light from the subject,
An auxiliary light-receiving element is placed close to the main light-receiving element that receives reflected light from the subject, and when out of focus at wide-angle, the signal from the auxiliary light-receiving element is used to correct the width of the dead zone caused by the main light-receiving element. An automatic focusing device characterized by having the following configuration. 2. The automatic focusing device according to claim 1, wherein the auxiliary light-receiving element is arranged on the side of the main light-receiving element so that only the reflected spot light at a wide angle is incident.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20177883U JPS60112210U (en) | 1983-12-30 | 1983-12-30 | automatic focus device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20177883U JPS60112210U (en) | 1983-12-30 | 1983-12-30 | automatic focus device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60112210U true JPS60112210U (en) | 1985-07-30 |
Family
ID=30763882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20177883U Pending JPS60112210U (en) | 1983-12-30 | 1983-12-30 | automatic focus device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60112210U (en) |
-
1983
- 1983-12-30 JP JP20177883U patent/JPS60112210U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS60112210U (en) | automatic focus device | |
| JPS606114U (en) | focus detection device | |
| JPS60112209U (en) | automatic focus device | |
| JPS60112211U (en) | automatic focus device | |
| JPS59121613U (en) | focus detection device | |
| JPS58105528U (en) | automatic focus device | |
| JPS6088312U (en) | distance measuring device | |
| JPS606115U (en) | Ranging or focus detection device | |
| JPS6056014U (en) | distance measuring device | |
| JPS6044013U (en) | auto focus camera | |
| JPH0448522U (en) | ||
| JPH0754369B2 (en) | Fundus camera | |
| JPS6112084U (en) | Infrared moving object detection device | |
| JPS59106685U (en) | Laser processing equipment | |
| JPS60128314U (en) | automatic focus adjustment device | |
| JPS591011U (en) | auto focus device | |
| JPH01172035U (en) | ||
| JPS60173913U (en) | focus detection device | |
| JPS63134425U (en) | ||
| JPH01121120U (en) | ||
| JPS5857708U (en) | Angular displacement detection mechanism | |
| JPS5954811U (en) | camera ranging device | |
| JPH0236813U (en) | ||
| JPS61137912U (en) | ||
| JPS6056015U (en) | distance measuring device |