JPH0373908U - - Google Patents
Info
- Publication number
- JPH0373908U JPH0373908U JP13476689U JP13476689U JPH0373908U JP H0373908 U JPH0373908 U JP H0373908U JP 13476689 U JP13476689 U JP 13476689U JP 13476689 U JP13476689 U JP 13476689U JP H0373908 U JPH0373908 U JP H0373908U
- Authority
- JP
- Japan
- Prior art keywords
- camera
- sound wave
- signal
- receiving section
- control device
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Focusing (AREA)
Description
第１図は、本考案に係るカメラの合焦制御装置
における発信器の制御回路を示す概略図、第２図
は、この発信器から出力される光と超音波信号の
信号出力状態を示すタイミングチヤート、第３図
は、本考案における発信器をブローチ型に構成し
た場合の一実施例を示す図、第４図は、本考案に
係るカメラの合焦制御装置における制御回路を示
す概略図、第５図は、発信器から出力される光と
超音波信号とが第４図に示される制御回路に入力
されるときの状態を示すタイミングチヤート、第
６図は、発信器からカメラに向けて光および超音
波信号の信号が出力されている状態を示した斜視
図、第７図は、本考案に係るカメラの合焦制御装
置の別の実施例における制御回路を示す概略図で
ある。
１０……発信器、１１……マイクロコンピユー
タ、１２……ＩＲＥＤ（投光手段）、１３……超
音波信号発信器（音波発射手段）、２０……制御
回路（制御手段）、２１……受光器（受光部）、
２２……超音波信号受信器（音波受信器）、２３
……位置演算部（測距手段）、２４……ＡＦ制御
部（制御手段）、２５……ＡＦモータ、３０……
カメラ、３２……カメラ本体、３３……ケース、
３５……装着ピン、３６……モード切換スイツチ
（撮影モード切換手段）、３７……コード選択ス
イツチ、４０……マイクロコンピユータ、４１…
…コード識別部（コード識別手段）、５０……電
波受信部、５１……電波発射器。
FIG. 1 is a schematic diagram showing a control circuit of a transmitter in a camera focusing control device according to the present invention, and FIG. 2 is a timing diagram showing signal output states of light and ultrasonic signals output from this transmitter. 3 is a diagram showing an embodiment of the present invention in which the transmitter is configured in the form of a broach; FIG. 4 is a schematic diagram showing a control circuit in the camera focusing control device according to the present invention; FIG. 5 is a timing chart showing the state when the light and ultrasonic signals output from the transmitter are input to the control circuit shown in FIG. 4, and FIG. FIG. 7, which is a perspective view showing a state in which optical and ultrasonic signals are being output, is a schematic diagram showing a control circuit in another embodiment of the camera focusing control device according to the present invention. 10... Transmitter, 11... Microcomputer, 12... IRED (light emitting means), 13... Ultrasonic signal transmitter (sound wave emitting means), 20... Control circuit (control means), 21... Light receiving device (light receiving section),
22... Ultrasonic signal receiver (sonic wave receiver), 23
...Position calculation section (distance measuring means), 24...AF control section (control means), 25...AF motor, 30...
Camera, 32...camera body, 33...case,
35... Mounting pin, 36... Mode changeover switch (shooting mode changeover means), 37... Code selection switch, 40... Microcomputer, 41...
... code identification section (code identification means), 50 ... radio wave receiving section, 51 ... radio wave emitter.
Claims (1)
器と、このカメラの本体と別体に構成した発信器
からなる合焦制御装置であつて、 上記発信器に設けた、特定のコード化された光
信号を間欠的に発射する投光手段、およびこの光
信号の発射に同期して音波信号を間欠的に発射す
る音波発射手段と； 上記受信器に設けた、上記光信号を受光する受
光部、および上記音波信号を受信する音波受信部
と； 上記光信号が有するコードを識別するコード識
別手段と； このコード識別手段によるコード識別に基づき
、上記受光部が受光した光信号と、上記音波受信
部が受信した音波信号の間の時間差を検出し、こ
の検出データに基づいて、カメラから発信器まで
の距離を演算する測距手段と； この測距手段によつて演算した距離データに基
づいて上記自動焦点機構を駆動させる制御手段と
； を備えたことを特徴とするカメラの合焦制御装置
。 (2) 自動焦点機構を有するカメラに設けた受信
器と、このカメラの本体と別体に構成した発信器
からなる合焦制御装置であつて、 上記発信器に設けた、特定のコード化された電
波信号を間欠的に発射する電波発射手段、および
この電波信号の発射に同期して音波信号を間欠的
に発射する音波発射手段と； 上記受信器に設けた、上記電波信号を受信する
電波受信部、および上記音波信号を受信する音波
受信部と； 上記電波信号が有するコードを識別するコード
識別手段と； このコード識別手段によるコード識別に基づき
、上記電波受信部が受信した電波信号と、上記音
波受信部が受信した音波信号の間の時間差を検出
し、この検出データに基づいて、カメラから発信
器までの距離を演算する測距手段と； この測距手段によつて演算した距離データに基
づいて上記自動焦点機構を駆動させる制御手段と
； を備えたことを特徴とするカメラの合焦制御装置
。 (3) 請求項１において、発信器は、被写体に対
して装着させる装着手段を有するカメラの合焦制
御装置。 (4) 請求項１において、発信器は、異なる光コ
ード信号を発射する複数が用意されており、カメ
ラ本体は、これらの発信器のうち特定のコードを
有する光信号を発射させる発信器に対してのみ反
応させる特定撮影モードに切り換える撮影モード
切換手段を有する、カメラの合焦制御装置。[Scope of Claim for Utility Model Registration] (1) A focusing control device consisting of a receiver provided in a camera having an automatic focusing mechanism and a transmitter configured separately from the main body of the camera, which a light projecting means for intermittently emitting a specific coded optical signal; and a sonic wave emitting means for intermittently emitting a sound wave signal in synchronization with the emission of the optical signal; provided in the receiver; , a light receiving section for receiving the optical signal, and a sound wave receiving section for receiving the sound wave signal; code identification means for identifying a code included in the optical signal; based on the code identification by the code identification means, the light receiving section a distance measuring means for detecting the time difference between the received optical signal and the sound wave signal received by the sound wave receiving section, and calculating the distance from the camera to the transmitter based on this detection data; A focusing control device for a camera, comprising: control means for driving the automatic focusing mechanism based on the calculated distance data. (2) A focusing control device consisting of a receiver installed in a camera with an automatic focusing mechanism and a transmitter configured separately from the main body of the camera, which includes a specific coded receiver installed in the transmitter. a radio wave emitting means for intermittently emitting a radio wave signal; and a sonic wave emitting means for intermittently emitting a sound wave signal in synchronization with the emission of the radio signal; a radio wave provided in the receiver for receiving the radio signal; a receiving section; and a sound wave receiving section that receives the sound wave signal; a code identification means for identifying a code included in the radio signal; a radio wave signal received by the radio wave reception section based on the code identification by the code identification means; a distance measuring means for detecting the time difference between the sound wave signals received by the sound wave receiving section and calculating the distance from the camera to the transmitter based on the detected data; distance data calculated by the distance measuring means; A focusing control device for a camera, comprising: control means for driving the automatic focusing mechanism based on; (3) The camera focus control device according to claim 1, wherein the transmitter has a mounting means to be mounted on a subject. (4) In claim 1, a plurality of transmitters are prepared that emit different optical code signals, and the camera body is configured to select one of these transmitters that emits an optical signal having a specific code. A camera focusing control device having a photographing mode switching means for switching to a specific photographing mode that responds only to the camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13476689U JPH0717050Y2 (en) | 1989-11-20 | 1989-11-20 | Focus control device for camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13476689U JPH0717050Y2 (en) | 1989-11-20 | 1989-11-20 | Focus control device for camera |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0373908U true JPH0373908U (en) | 1991-07-25 |
| JPH0717050Y2 JPH0717050Y2 (en) | 1995-04-19 |
Family
ID=31682080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13476689U Expired - Fee Related JPH0717050Y2 (en) | 1989-11-20 | 1989-11-20 | Focus control device for camera |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0717050Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006212467A (en) * | 2005-02-01 | 2006-08-17 | National Institute Of Advanced Industrial & Technology | Organic waste treatment method |
| JP2007125490A (en) * | 2005-11-02 | 2007-05-24 | National Institute Of Advanced Industrial & Technology | Anaerobic ammonia treatment method |
| JP2007525314A (en) * | 2003-07-08 | 2007-09-06 | ゲオルグ フリッツマイヤー ゲーエムベーハー アンド カンパニー カーゲー | Bioreactor |
| JP2007296496A (en) * | 2006-05-02 | 2007-11-15 | Yasushi Iseri | Apparatus for cleaning bottom water |
-
1989
- 1989-11-20 JP JP13476689U patent/JPH0717050Y2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007525314A (en) * | 2003-07-08 | 2007-09-06 | ゲオルグ フリッツマイヤー ゲーエムベーハー アンド カンパニー カーゲー | Bioreactor |
| JP2006212467A (en) * | 2005-02-01 | 2006-08-17 | National Institute Of Advanced Industrial & Technology | Organic waste treatment method |
| JP2007125490A (en) * | 2005-11-02 | 2007-05-24 | National Institute Of Advanced Industrial & Technology | Anaerobic ammonia treatment method |
| JP2007296496A (en) * | 2006-05-02 | 2007-11-15 | Yasushi Iseri | Apparatus for cleaning bottom water |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0717050Y2 (en) | 1995-04-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |