SG55154A1 - Apparatus for detecting an initial position of a movable lens in a lens barrel of a camera - Google Patents
Apparatus for detecting an initial position of a movable lens in a lens barrel of a cameraInfo
- Publication number
- SG55154A1 SG55154A1 SG1996008212A SG1996008212A SG55154A1 SG 55154 A1 SG55154 A1 SG 55154A1 SG 1996008212 A SG1996008212 A SG 1996008212A SG 1996008212 A SG1996008212 A SG 1996008212A SG 55154 A1 SG55154 A1 SG 55154A1
- Authority
- SG
- Singapore
- Prior art keywords
- camera
- detecting
- initial position
- lens
- lens barrel
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/08—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted to co-operate with a remote control mechanism
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
-
- 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
- G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
- G03B3/10—Power-operated focusing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lens Barrels (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2294932A JPH04166906A (ja) | 1990-10-31 | 1990-10-31 | レンズ鏡筒の初期位置検出装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG55154A1 true SG55154A1 (en) | 1998-12-21 |
Family
ID=17814140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG1996008212A SG55154A1 (en) | 1990-10-31 | 1991-10-31 | Apparatus for detecting an initial position of a movable lens in a lens barrel of a camera |
Country Status (6)
Country | Link |
---|---|
US (1) | US5432639A (ja) |
EP (1) | EP0484250B1 (ja) |
JP (1) | JPH04166906A (ja) |
KR (1) | KR100195314B1 (ja) |
DE (1) | DE69117435T2 (ja) |
SG (1) | SG55154A1 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5548442A (en) * | 1993-06-08 | 1996-08-20 | Hughes Aircraft Company | Optical sight assembly |
JP3352260B2 (ja) * | 1994-12-27 | 2002-12-03 | キヤノン株式会社 | レンズ駆動装置 |
DE19521654C2 (de) * | 1995-06-14 | 1999-01-07 | Wolf Gmbh Richard | Optische Vorrichtung |
DE19639801A1 (de) * | 1996-09-27 | 1998-04-02 | Bosch Gmbh Robert | Sensoranordnung zur Positionserfassung von bewegbaren Teilen |
US5957829A (en) * | 1997-12-17 | 1999-09-28 | Advanced Cardiovascular Systems, Inc. | Apparatus and method for radiotherapy using a radioactive source wire having a magnetic insert |
JP3597733B2 (ja) * | 1999-08-09 | 2004-12-08 | アルプス電気株式会社 | 磁気式変位検出装置 |
KR101231482B1 (ko) * | 2004-08-19 | 2013-02-07 | 소니 주식회사 | 위치 검출 기구가 설치된 렌즈 경통 및 촬상 장치 |
WO2006074695A1 (en) | 2005-01-12 | 2006-07-20 | Trimble Jena Gmbh | Positioning device |
JP2006317191A (ja) * | 2005-05-10 | 2006-11-24 | Konica Minolta Opto Inc | 位置検出装置、電子機器 |
JP2007025069A (ja) * | 2005-07-13 | 2007-02-01 | Sharp Corp | 駆動装置 |
JP2007041387A (ja) * | 2005-08-04 | 2007-02-15 | Matsushita Electric Ind Co Ltd | 撮像装置及びそれを備えた携帯端末装置 |
ITMN20070031A1 (it) | 2007-07-06 | 2009-01-07 | Inox Meccanica Srl | Macchina confezionatrice di salumi insaccati |
KR101459786B1 (ko) | 2008-10-28 | 2014-11-10 | 삼성전자주식회사 | 카메라 렌즈 어셈블리 및 그의 자동 초점조절 방법 |
DE102009048272B3 (de) * | 2009-10-05 | 2011-04-21 | Sick Ag | Verfahren zum Positionieren eines magnetischen Sensors |
CN102565993A (zh) * | 2010-12-07 | 2012-07-11 | 鸿富锦精密工业(深圳)有限公司 | 驱动器、相机模组及便携式电子装置 |
US10551215B2 (en) * | 2015-06-11 | 2020-02-04 | Analog Devices Global Unlimited Company | Systems, circuits and methods for determining a position of a movable object |
DE102017003231A1 (de) * | 2017-04-03 | 2018-10-04 | Mühlbauer Gmbh & Co. Kg | Optisches Bauteilerfassungssystem und Verfahren zum Erfassen mindestens eines Bauteils |
KR20210129459A (ko) * | 2020-04-20 | 2021-10-28 | 엘지이노텍 주식회사 | 카메라 액추에이터 및 이를 포함하는 카메라 모듈 |
DE102022102664B3 (de) | 2022-02-04 | 2023-08-10 | Precitec Gmbh & Co. Kg | Laserbearbeitungskopf mit hermetisch gekapselter beweglicher Optik |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3329833A (en) * | 1967-07-04 | Hall effect transducer for scanning magnetic scale indicia | ||
US3199630A (en) * | 1958-01-24 | 1965-08-10 | Siemens Ag | Position sensing devices, particularly in hoisting and conveying systems |
DE1201874B (de) * | 1958-05-22 | 1965-09-30 | Siemens Ag | Wiedergabekopf fuer magnetische Aufzeichnungen |
US3344347A (en) * | 1963-08-23 | 1967-09-26 | Bell Inc F W | Method and apparatus for determining displacement utilizing a hall plate positioned tangential to an arcuate magnetic field |
DE1303818C2 (de) * | 1966-09-22 | 1973-08-02 | Siemens Ag | Analoger hysteresefreier weggeber mit hallgenerator |
US4043642A (en) * | 1973-03-06 | 1977-08-23 | Canon Kabushiki Kaisha | Zoom lens system having electrical control of moving elements |
FR2331774A1 (fr) * | 1975-11-12 | 1977-06-10 | Radiotechnique Compelec | Procede de reperage dynamique de positions particulieres de pieces mobiles a l'aide d'un cristal a effet hall et dispositifs de mise en oeuvre du procede |
US4086519A (en) * | 1977-02-25 | 1978-04-25 | Electro-Craft Corporation | Hall effect shaft angle position encoder |
US4318038A (en) * | 1978-11-15 | 1982-03-02 | Nippon Electric Co., Ltd. | Moving-coil linear motor |
GB2052855B (en) * | 1979-03-30 | 1983-05-18 | Sony Corp | Magnetoresistive transducers |
GB2071333B (en) * | 1980-02-22 | 1984-02-01 | Sony Corp | Magnetic sensor device |
US4403515A (en) * | 1980-08-29 | 1983-09-13 | Aisin Seiki Company, Limited | Position sensor |
US4325614A (en) * | 1980-12-16 | 1982-04-20 | Polaroid Corporation | Exposure control system with shutter operation controlled by a microcomputer |
JPS57189011A (en) * | 1981-05-15 | 1982-11-20 | Fuji Heavy Ind Ltd | Position detecting mechanism |
US4658214A (en) * | 1982-12-28 | 1987-04-14 | Polaroid Corporation | Magnetic position indicator using multiple probes |
US4750821A (en) * | 1984-08-24 | 1988-06-14 | Canon Kabushiki Kaisha | Zoom lens assembly |
JPS61245121A (ja) * | 1985-04-23 | 1986-10-31 | Victor Co Of Japan Ltd | ズ−ムレンズ装置 |
JPH0648888B2 (ja) * | 1988-06-27 | 1994-06-22 | 松下電工株式会社 | 床スラブの電線菅装置 |
JPH0213216U (ja) * | 1988-07-08 | 1990-01-26 | ||
US4996545A (en) * | 1989-04-03 | 1991-02-26 | Asahi Kogaku Kogyo Kabushiki Kaisha | Apparatus for correcting blurred image of camera using angular acceleration sensor and angular acceleration sensor |
JPH04119306A (ja) * | 1990-09-10 | 1992-04-20 | Sony Corp | カメラ用レンズ鏡筒 |
-
1990
- 1990-10-31 JP JP2294932A patent/JPH04166906A/ja active Pending
-
1991
- 1991-09-27 KR KR1019910016834A patent/KR100195314B1/ko not_active IP Right Cessation
- 1991-10-31 SG SG1996008212A patent/SG55154A1/en unknown
- 1991-10-31 DE DE69117435T patent/DE69117435T2/de not_active Expired - Fee Related
- 1991-10-31 EP EP91402933A patent/EP0484250B1/en not_active Expired - Lifetime
-
1993
- 1993-10-12 US US08/135,183 patent/US5432639A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69117435T2 (de) | 1996-10-24 |
KR100195314B1 (ko) | 1999-06-15 |
JPH04166906A (ja) | 1992-06-12 |
EP0484250A1 (en) | 1992-05-06 |
DE69117435D1 (de) | 1996-04-04 |
KR920008516A (ko) | 1992-05-28 |
US5432639A (en) | 1995-07-11 |
EP0484250B1 (en) | 1996-02-28 |
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