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GB2352032B - Optical detector - Google Patents

Optical detector

Info

Publication number
GB2352032B
GB2352032B GB0017400A GB0017400A GB2352032B GB 2352032 B GB2352032 B GB 2352032B GB 0017400 A GB0017400 A GB 0017400A GB 0017400 A GB0017400 A GB 0017400A GB 2352032 B GB2352032 B GB 2352032B
Authority
GB
United Kingdom
Prior art keywords
optical detector
detector
optical
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.)
Expired - Fee Related
Application number
GB0017400A
Other versions
GB0017400D0 (en
GB2352032A (en
Inventor
Hiroshi Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Precision Inc
Original Assignee
Seiko Precision Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Precision Inc filed Critical Seiko Precision Inc
Publication of GB0017400D0 publication Critical patent/GB0017400D0/en
Publication of GB2352032A publication Critical patent/GB2352032A/en
Application granted granted Critical
Publication of GB2352032B publication Critical patent/GB2352032B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/34—Systems for automatic generation of focusing signals using different areas in a pupil plane

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Measurement Of Optical Distance (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
GB0017400A 1999-07-16 2000-07-14 Optical detector Expired - Fee Related GB2352032B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20272099A JP2001033237A (en) 1999-07-16 1999-07-16 Optical detecting device

Publications (3)

Publication Number Publication Date
GB0017400D0 GB0017400D0 (en) 2000-08-30
GB2352032A GB2352032A (en) 2001-01-17
GB2352032B true GB2352032B (en) 2003-07-23

Family

ID=16462055

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0017400A Expired - Fee Related GB2352032B (en) 1999-07-16 2000-07-14 Optical detector

Country Status (3)

Country Link
JP (1) JP2001033237A (en)
DE (1) DE10033696A1 (en)
GB (1) GB2352032B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8212994B2 (en) 2008-11-05 2012-07-03 Shanghai Kohler Electronics, Ltd. Distance detecting sensor and close range detecting method
US8625084B2 (en) 2008-08-28 2014-01-07 Shanghai Kohler Electronics, Ltd. Distance detecting induction device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3663172B2 (en) 2001-12-28 2005-06-22 日本電産コパル株式会社 Optical distance measuring device
JP4849003B2 (en) * 2007-04-23 2011-12-28 パナソニック電工株式会社 Infrared sensor
JP6552052B2 (en) * 2015-12-22 2019-07-31 ニチコン株式会社 Toner adhesion amount sensor
JP6536431B2 (en) 2016-02-29 2019-07-03 住友電装株式会社 Resin molding

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425501A (en) * 1981-03-30 1984-01-10 Honeywell Inc. Light aperture for a lenslet-photodetector array
US4808812A (en) * 1986-06-19 1989-02-28 Honda Motor Co., Ltd. Composite type light sensor having plural sensors with different light receiving angle optical characteristics
US5200607A (en) * 1992-02-27 1993-04-06 Honeywell Inc. Photoelectric sensor with droplet resistant face
EP0585186A2 (en) * 1992-08-28 1994-03-02 Eastman Kodak Company Semiconductor insulation for optical devices
WO1998010472A2 (en) * 1996-09-07 1998-03-12 Philips Electronics N.V. Image sensor
GB2335078A (en) * 1998-03-05 1999-09-08 Samsung Electronics Co Ltd CCD microlens array

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425501A (en) * 1981-03-30 1984-01-10 Honeywell Inc. Light aperture for a lenslet-photodetector array
US4808812A (en) * 1986-06-19 1989-02-28 Honda Motor Co., Ltd. Composite type light sensor having plural sensors with different light receiving angle optical characteristics
US5200607A (en) * 1992-02-27 1993-04-06 Honeywell Inc. Photoelectric sensor with droplet resistant face
EP0585186A2 (en) * 1992-08-28 1994-03-02 Eastman Kodak Company Semiconductor insulation for optical devices
WO1998010472A2 (en) * 1996-09-07 1998-03-12 Philips Electronics N.V. Image sensor
GB2335078A (en) * 1998-03-05 1999-09-08 Samsung Electronics Co Ltd CCD microlens array

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8625084B2 (en) 2008-08-28 2014-01-07 Shanghai Kohler Electronics, Ltd. Distance detecting induction device
US8212994B2 (en) 2008-11-05 2012-07-03 Shanghai Kohler Electronics, Ltd. Distance detecting sensor and close range detecting method
US8576384B2 (en) 2008-11-05 2013-11-05 Shanghai Kohler Electronics, Ltd. Distance detecting sensor and close range detecting method

Also Published As

Publication number Publication date
GB0017400D0 (en) 2000-08-30
GB2352032A (en) 2001-01-17
JP2001033237A (en) 2001-02-09
DE10033696A1 (en) 2001-02-01

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20040212

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20060714