JPS62121506U - - Google Patents
Info
- Publication number
- JPS62121506U JPS62121506U JP846086U JP846086U JPS62121506U JP S62121506 U JPS62121506 U JP S62121506U JP 846086 U JP846086 U JP 846086U JP 846086 U JP846086 U JP 846086U JP S62121506 U JPS62121506 U JP S62121506U
- Authority
- JP
- Japan
- Prior art keywords
- light
- sensor array
- sensor
- measuring device
- utility
- 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
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Focusing (AREA)
Description
第１図は本考案の実施例の電気的構成を示すブ
ロツク図である。第２図は本考案を実施したオー
トフオーカスカメラの正面図である。第３図は本
考案の光学系を示す説明図である。第４図は距離
信号発生回路の出力波形を示すグラフである。第
５図はポジシヨンセンサー使用した受光センサー
アレイを示す説明図である。
１１……撮影レンズ、１２……投光部、１３，
１５……受光部、２２，２３……被写体、２７，
３０……受光センサーアレイ、３０ａ〜３０ｃ…
…受光センサー、３２ａ〜３２ｃ……受光センサ
ー、３３ａ〜３３ｃ……楔状マスク、５７……ポ
ジシヨンセンサーアレイ。
FIG. 1 is a block diagram showing the electrical configuration of an embodiment of the present invention. FIG. 2 is a front view of an autofocus camera implementing the present invention. FIG. 3 is an explanatory diagram showing the optical system of the present invention. FIG. 4 is a graph showing the output waveform of the distance signal generating circuit. FIG. 5 is an explanatory diagram showing a light receiving sensor array using a position sensor. 11...Photographing lens, 12...Light projecting section, 13,
15... Light receiving unit, 22, 23... Subject, 27,
30...Light receiving sensor array, 30a to 30c...
...Light receiving sensor, 32a-32c...Light receiving sensor, 33a-33c...Wedge-shaped mask, 57...Position sensor array.
Claims (1)
てきた反射光の入射位置に応じた信号を発生する
複数のセンサーを投光部の方向に配列した受光部
と、 この受光部の出力信号から、分割された各ゾー
ン内での物体距離に応じた信号を発生する演算手
段と、 前記複数のゾーンのいずれか１つを選択する手
段とからなることを特徴とする測定装置。 (2) 前記投光部は、閃光放電管と、赤外光を通
す赤外フイルタとからなり、被写体に赤外光を投
光することを特徴とする実用新案登録請求の範囲
第１項記載の測定装置。 (3) 前記受光部は、第１のセンサーアレイと、
第２のセンサーアレイと、演算回路とからなり、
第１のセンサーアレイを構成する各センサーは、
反射光の強度と入射位置に応じた信号を出力し、
前記第２のセンサーアレイを構成する各センサー
は反射光の強度に応じた信号を出力し、前記演算
回路は第１センサーアレイと第２センサーアレイ
の対応する２個のセンサーの出力信号の比をそれ
ぞれ算出することを特徴とする実用新案登録請求
の範囲第２項記載の測距装置。 (4) 前記第１のセンサーアレイを構成する各セ
ンサーは、前面に楔状をしたマスクがそれぞれ取
付けられていることを特徴とする実用新案登録請
求の範囲第３項記載の測距装置。 (5) 前記センサーは、ポジシヨンセンサーであ
ることを特徴とする実用新案登録請求の範囲第２
項記載の測距装置。[Scope of Claim for Utility Model Registration] (1) A light projector that emits illumination light toward an object, and a light projector that emits light from the projector and reflects the reflected light from the object depending on the incident position. a light receiving unit in which a plurality of sensors that generate signals are arranged in the direction of the light projecting unit; and a calculation means that generates a signal according to the object distance within each divided zone from the output signal of the light receiving unit; and means for selecting any one of the plurality of zones. (2) The light projecting unit is comprised of a flash discharge tube and an infrared filter that passes infrared light, and projects infrared light onto the subject, as described in claim 1 of the utility model registration claim. measuring device. (3) The light receiving section includes a first sensor array;
Consists of a second sensor array and an arithmetic circuit,
Each sensor making up the first sensor array is
Outputs a signal according to the intensity of the reflected light and the incident position,
Each sensor constituting the second sensor array outputs a signal according to the intensity of reflected light, and the arithmetic circuit calculates the ratio of the output signals of the corresponding two sensors of the first sensor array and the second sensor array. The distance measuring device according to claim 2 of the utility model registration claim, characterized in that the distance measuring device calculates the respective values. (4) The distance measuring device according to claim 3, wherein each sensor constituting the first sensor array has a wedge-shaped mask attached to its front surface. (5) Claim 2 of the utility model registration, characterized in that the sensor is a position sensor.
Distance measuring device described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP846086U JPS62121506U (en) | 1986-01-24 | 1986-01-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP846086U JPS62121506U (en) | 1986-01-24 | 1986-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62121506U true JPS62121506U (en) | 1987-08-01 |
Family
ID=30792855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP846086U Pending JPS62121506U (en) | 1986-01-24 | 1986-01-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62121506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH028710A (en) * | 1989-04-27 | 1990-01-12 | Minolta Camera Co Ltd | Distance measuring apparatus |
-
1986
- 1986-01-24 JP JP846086U patent/JPS62121506U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH028710A (en) * | 1989-04-27 | 1990-01-12 | Minolta Camera Co Ltd | Distance measuring apparatus |
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