JPS6019015U - Automatic focus adjustment device for cameras that can measure distances up to short distances - Google Patents
Automatic focus adjustment device for cameras that can measure distances up to short distancesInfo
- Publication number
- JPS6019015U JPS6019015U JP3415183U JP3415183U JPS6019015U JP S6019015 U JPS6019015 U JP S6019015U JP 3415183 U JP3415183 U JP 3415183U JP 3415183 U JP3415183 U JP 3415183U JP S6019015 U JPS6019015 U JP S6019015U
- Authority
- JP
- Japan
- Prior art keywords
- distances
- adjustment device
- focus adjustment
- automatic focus
- cameras
- 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
- Measurement Of Optical Distance (AREA)
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
第１図は本考案に係る自動測距装置の一実施例の原理構
成図、第２図はそのファインダ一部の横断面図、第３図
はその要部拡大正面図、第４図は本考案を適用するカメ
ラの鏡筒部の断面図、第５図は同じくその要部正面図、
第６図は同じくその距離リングのカム部の展開説明図で
ある。
、 １・・・近赤外線発光ダイオード、４・・・補正
レンズ、６ａ〜６ｆ・・・受光素子列、３７・・・距離
リング。
第２図
第３図Fig. 1 is a basic configuration diagram of an embodiment of an automatic distance measuring device according to the present invention, Fig. 2 is a cross-sectional view of a part of its finder, Fig. 3 is an enlarged front view of its main parts, and Fig. 4 is a booklet. A cross-sectional view of the lens barrel of a camera to which the invention is applied, and FIG. 5 is a front view of the main parts.
FIG. 6 is a developed explanatory view of the cam portion of the distance ring. , 1... Near-infrared light emitting diode, 4... Correction lens, 6a to 6f... Light receiving element array, 37... Distance ring. Figure 2 Figure 3
Claims (1)
と近距離側とで変化させるための補正レンズを有するこ
とを特徴とする近距離まで測距可能なカメラの自動焦点
調整装置。1. An automatic focus adjustment device for a camera capable of measuring distances up to short distances, comprising a correction lens for changing distance measurement resolution between a normal shooting distance and a short distance side in front of an array of light receiving elements for distance measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3415183U JPS6019015U (en) | 1983-03-11 | 1983-03-11 | Automatic focus adjustment device for cameras that can measure distances up to short distances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3415183U JPS6019015U (en) | 1983-03-11 | 1983-03-11 | Automatic focus adjustment device for cameras that can measure distances up to short distances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6019015U true JPS6019015U (en) | 1985-02-08 |
Family
ID=30164923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3415183U Pending JPS6019015U (en) | 1983-03-11 | 1983-03-11 | Automatic focus adjustment device for cameras that can measure distances up to short distances |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6019015U (en) |
-
1983
- 1983-03-11 JP JP3415183U patent/JPS6019015U/en active Pending
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