JPH0545623U - オートフオーカス用投光素子の取付け構造 - Google Patents
オートフオーカス用投光素子の取付け構造Info
- Publication number
- JPH0545623U JPH0545623U JP101371U JP10137191U JPH0545623U JP H0545623 U JPH0545623 U JP H0545623U JP 101371 U JP101371 U JP 101371U JP 10137191 U JP10137191 U JP 10137191U JP H0545623 U JPH0545623 U JP H0545623U
- Authority
- JP
- Japan
- Prior art keywords
- light
- projecting element
- mounting
- shielding
- light emitting
- 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
- 230000000903 blocking effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/28—Systems for automatic generation of focusing signals
- G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
- G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Focusing (AREA)
- Mounting And Adjusting Of Optical Elements (AREA)
Abstract
素子の取付け位置精度を向上させ、しかも投光素子取付
け部でのコストの低減を図るようにする。 【構成】 カメラに受光素子と共に配設されるオートフ
ォーカス用投光素子において、投光素子13の取付け枠
18に、投光のための開口部18bを形成すると共に、
発光面の周囲に配置されて光遮蔽をする遮光部18cを
一体に形成する。従って、投光素子13を取付け枠18
に取り付けるだけで、投光素子13の所定位置に遮光部
13cが配置されることになり、この結果遮光部材の取
付け工数が簡略化される。
Description
素子の取付け構造を示す図であり、図(a)は投光素子
が取付け枠に取り付けられた状態の断面図、図(b)は
図(a)の底面図である。
示す断面図である。
あり、図(a)は投光素子が本体に取り付けられた状態
の断面図、図(b)は図(a)の投光素子の発光面を示
す図である。
(a)は赤外光の投光及び受光状態を示す図、図(b)
は受光素子での受光状態を示す図である。
Claims (1)
- 【請求項1】 カメラに受光素子と共に配設されるオー
トフォーカス用投光素子であって、投光のための開口部
を残して発光面の周囲に遮光部材が設けられる投光素子
の取付け構造において、上記遮光部材を投光素子の取付
け部材に一体に形成したことを特徴とするオートフォー
カス用投光素子の取付け構造。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991101371U JP2589579Y2 (ja) | 1991-11-12 | 1991-11-12 | オートフォーカス用投光素子の取付け構造 |
| US07/974,458 US5335037A (en) | 1991-11-12 | 1992-11-12 | Camera provided with light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991101371U JP2589579Y2 (ja) | 1991-11-12 | 1991-11-12 | オートフォーカス用投光素子の取付け構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0545623U true JPH0545623U (ja) | 1993-06-18 |
| JP2589579Y2 JP2589579Y2 (ja) | 1999-01-27 |
Family
ID=14298961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991101371U Expired - Lifetime JP2589579Y2 (ja) | 1991-11-12 | 1991-11-12 | オートフォーカス用投光素子の取付け構造 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US5335037A (ja) |
| JP (1) | JP2589579Y2 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5734877A (en) * | 1992-09-09 | 1998-03-31 | Silicon Graphics, Inc. | Processor chip having on-chip circuitry for generating a programmable external clock signal and for controlling data patterns |
| DE10009571A1 (de) * | 2000-02-29 | 2001-09-06 | Vision Components Ges Fuer Bil | Verfahren und Vorrichtung zum Justieren einer Kamera |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553176A (ja) * | 1991-08-22 | 1993-03-05 | Canon Inc | 補助光投光装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538062A (en) * | 1981-11-19 | 1985-08-27 | Olympus Optical Co., Ltd. | Focusing detecting device with coaxial source and detector |
| US4556787A (en) * | 1982-03-23 | 1985-12-03 | Olympus Optical Co., Ltd. | Photosensor for optical observing or photographing devices |
| US4905034A (en) * | 1986-03-25 | 1990-02-27 | Asahi Kogaku Kogyo Kabushiki Kaisha | Automatic focusing projector |
| GB2200507B (en) * | 1987-01-28 | 1992-02-12 | Famous Instr Ltd | Optical detector for an auto-focus camera |
| US5099112A (en) * | 1988-05-16 | 1992-03-24 | Minolta Camera Kabushiki Kaisha | Detector position adjusting mechanism for rangefinder automatic focusing system |
-
1991
- 1991-11-12 JP JP1991101371U patent/JP2589579Y2/ja not_active Expired - Lifetime
-
1992
- 1992-11-12 US US07/974,458 patent/US5335037A/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553176A (ja) * | 1991-08-22 | 1993-03-05 | Canon Inc | 補助光投光装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US5335037A (en) | 1994-08-02 |
| JP2589579Y2 (ja) | 1999-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
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|
| S531 | Written request for registration of change of domicile |
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| R360 | Written notification for declining of transfer of rights |
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| R371 | Transfer withdrawn |
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| S531 | Written request for registration of change of domicile |
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| S533 | Written request for registration of change of name |
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|
| R350 | Written notification of registration of transfer |
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|
| R250 | Receipt of annual fees |
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|
| EXPY | Cancellation because of completion of term |