JPS6233018U - - Google Patents
Info
- Publication number
- JPS6233018U JPS6233018U JP12392285U JP12392285U JPS6233018U JP S6233018 U JPS6233018 U JP S6233018U JP 12392285 U JP12392285 U JP 12392285U JP 12392285 U JP12392285 U JP 12392285U JP S6233018 U JPS6233018 U JP S6233018U
- Authority
- JP
- Japan
- Prior art keywords
- light
- base line
- light receiver
- gear
- displacement mechanism
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000013011 mating Effects 0.000 claims 1
Landscapes
- Focusing (AREA)
Description
第１図は本考案の一実施例を示す自動合焦装置
における受光素子の変位機構の構成を示す要部分
解斜視図、第２図は、上記第１図の受光素子の変
位機構中の上下移動機構の概要構成を示す分解側
面図、第３図は、上記第１図の受光素子の変位機
構における受光素子の左右方向の微調整機構の要
部拡大斜視図である。
１４……フオーカスギヤー（第１の歯車）、１
６……素子移動ネジ、１７……歯車（第２の歯車
）、２０……素子装着部材。
FIG. 1 is an exploded perspective view of essential parts showing the configuration of a displacement mechanism for a light receiving element in an automatic focusing device showing an embodiment of the present invention, and FIG. FIG. 3, an exploded side view showing the general structure of the moving mechanism, is an enlarged perspective view of a main part of the fine adjustment mechanism in the left-right direction of the light-receiving element in the light-receiving element displacement mechanism shown in FIG. 1. 14...Focus gear (first gear), 1
6... Element moving screw, 17... Gear (second gear), 20... Element mounting member.
Claims (1)
光器と所定の基線長離隔して、同発光器からの投
射光の被写体による反射光を受光する受光器と、
撮影レンズの距離環の回動に連動して、上記受光
器を上記基線長方向に変位せしめる変位機構を有
する自動合焦装置において、 上記受光素子変位機構が、上記距離環と一体的
に回動する第１の歯車と、この第１の歯車に噛合
し、その枢軸が上記基線長方向に配せられると共
に、同枢軸に雄ねじが形成されている第２の歯車
と、上記枢軸の雄ねじと螺合する雌ねじが設けら
れていて、同枢軸の回動により、上記受光器を保
持して基線長方向に変位する受光器保持部材とを
具備したことを特徴とする自動合焦装置。[Claims for Utility Model Registration] A light emitter that projects light toward a subject, and a light receiver that is spaced apart from the light emitter by a predetermined baseline length and receives reflected light from the subject of the light projected from the light emitter. ,
In an automatic focusing device having a displacement mechanism that displaces the light receiver in the base line length direction in conjunction with rotation of a distance ring of a photographing lens, the light receiving element displacement mechanism rotates integrally with the distance ring. a second gear that meshes with the first gear and whose pivot axis is arranged in the longitudinal direction of the base line, and a male thread is formed on the same pivot axis; An automatic focusing device comprising: a light receiver holding member which is provided with a mating female thread and which holds the light receiver and is displaced in the base line length direction by rotation on the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12392285U JPS6233018U (en) | 1985-08-12 | 1985-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12392285U JPS6233018U (en) | 1985-08-12 | 1985-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6233018U true JPS6233018U (en) | 1987-02-27 |
Family
ID=31015473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12392285U Pending JPS6233018U (en) | 1985-08-12 | 1985-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6233018U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5043916A (en) * | 1973-08-22 | 1975-04-21 | ||
| JPS5178327A (en) * | 1974-12-26 | 1976-07-07 | Bell & Howell Co |
-
1985
- 1985-08-12 JP JP12392285U patent/JPS6233018U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5043916A (en) * | 1973-08-22 | 1975-04-21 | ||
| JPS5178327A (en) * | 1974-12-26 | 1976-07-07 | Bell & Howell Co |
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