TWI222547B - Projection system with an offset lens array to reduce vertical banding - Google Patents

Projection system with an offset lens array to reduce vertical banding Download PDF

Info

Publication number
TWI222547B
TWI222547B TW091110720A TW91110720A TWI222547B TW I222547 B TWI222547 B TW I222547B TW 091110720 A TW091110720 A TW 091110720A TW 91110720 A TW91110720 A TW 91110720A TW I222547 B TWI222547 B TW I222547B
Authority
TW
Taiwan
Prior art keywords
lens
lens array
projection system
scope
item
Prior art date
Application number
TW091110720A
Other languages
English (en)
Chinese (zh)
Inventor
Matthew F Bone
Isabella T Lewis
Original Assignee
Aurora Sys 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 Aurora Sys Inc filed Critical Aurora Sys Inc
Application granted granted Critical
Publication of TWI222547B publication Critical patent/TWI222547B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Microscoopes, Condenser (AREA)
TW091110720A 2001-05-29 2002-05-22 Projection system with an offset lens array to reduce vertical banding TWI222547B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/870,431 US6618202B2 (en) 2001-05-29 2001-05-29 Projection system with an offset lens array to reduce vertical banding

Publications (1)

Publication Number Publication Date
TWI222547B true TWI222547B (en) 2004-10-21

Family

ID=25355355

Family Applications (1)

Application Number Title Priority Date Filing Date
TW091110720A TWI222547B (en) 2001-05-29 2002-05-22 Projection system with an offset lens array to reduce vertical banding

Country Status (4)

Country Link
US (1) US6618202B2 (https=)
EP (1) EP1262812A3 (https=)
JP (1) JP2003098315A (https=)
TW (1) TWI222547B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018082156A1 (zh) * 2016-11-01 2018-05-11 首都师范大学 一种超分辨率图像传感器及其构造方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5925460A (en) 1994-12-23 1999-07-20 Akzo Nobel N.V. Process for manufacturing continuous polyester filament yarn
US7193782B2 (en) * 2003-12-30 2007-03-20 Massachusetts Institute Of Technology System and method for manipulating micro-particles using electromagnetic fields
JP2005292360A (ja) * 2004-03-31 2005-10-20 Fujinon Corp プロジェクタ
JP4795078B2 (ja) * 2006-04-03 2011-10-19 キヤノン株式会社 画像形成光学系、画像投射光学系および画像投射装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4807978A (en) * 1987-09-10 1989-02-28 Hughes Aircraft Company Color display device and method using holographic lenses
IL109426A (en) * 1994-04-25 1999-05-09 Glaser Inbari Isaia Rapid random-access optical scanner and method
US5680231A (en) * 1995-06-06 1997-10-21 Hughes Aircraft Company Holographic lenses with wide angular and spectral bandwidths for use in a color display device
JP3449068B2 (ja) * 1995-09-21 2003-09-22 ソニー株式会社 プロジェクタ装置
TW434444B (en) * 1996-10-30 2001-05-16 Seiko Epson Corp Projection display and illuminating optical system for it
US6101040A (en) * 1997-03-28 2000-08-08 Seiko Epson Corporation Illumination optical system and projection-type display apparatus
JPH11183848A (ja) * 1997-12-17 1999-07-09 Seiko Epson Corp 偏光照明装置および投写型表示装置
JPH11218724A (ja) * 1998-01-29 1999-08-10 Fuji Photo Optical Co Ltd 照明用光学系およびこれを用いた液晶プロジェクタ装置
JP2000037903A (ja) * 1998-07-22 2000-02-08 Ricoh Co Ltd 画像形成装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018082156A1 (zh) * 2016-11-01 2018-05-11 首都师范大学 一种超分辨率图像传感器及其构造方法
US20190311463A1 (en) * 2016-11-01 2019-10-10 Capital Normal University Super-resolution image sensor and producing method thereof
US11024010B2 (en) * 2016-11-01 2021-06-01 Capital Normal University Super-resolution image sensor and producing method thereof

Also Published As

Publication number Publication date
EP1262812A2 (en) 2002-12-04
JP2003098315A (ja) 2003-04-03
EP1262812A3 (en) 2004-01-14
US6618202B2 (en) 2003-09-09
US20020181114A1 (en) 2002-12-05

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees