TW200624988A - Space-saving backprojection device - Google Patents

Space-saving backprojection device

Info

Publication number
TW200624988A
TW200624988A TW094146017A TW94146017A TW200624988A TW 200624988 A TW200624988 A TW 200624988A TW 094146017 A TW094146017 A TW 094146017A TW 94146017 A TW94146017 A TW 94146017A TW 200624988 A TW200624988 A TW 200624988A
Authority
TW
Taiwan
Prior art keywords
screen
folding mirror
height
projection lens
saving
Prior art date
Application number
TW094146017A
Other languages
English (en)
Inventor
Jean-Jacques Sacre
Pascal Benoit
Original Assignee
Thomson Licensing
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 Thomson Licensing filed Critical Thomson Licensing
Publication of TW200624988A publication Critical patent/TW200624988A/zh

Links

Classifications

    • 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
    • G03B21/10—Projectors with built-in or built-on screen
TW094146017A 2005-01-07 2005-12-23 Space-saving backprojection device TW200624988A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0550071A FR2880699A1 (fr) 2005-01-07 2005-01-07 Retroprojecteur de faible encombrement

Publications (1)

Publication Number Publication Date
TW200624988A true TW200624988A (en) 2006-07-16

Family

ID=34952443

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094146017A TW200624988A (en) 2005-01-07 2005-12-23 Space-saving backprojection device

Country Status (7)

Country Link
US (1) US20060170878A1 (zh)
EP (1) EP1679890A1 (zh)
JP (1) JP2006189884A (zh)
CN (1) CN1812527A (zh)
FR (1) FR2880699A1 (zh)
MX (1) MXPA06000282A (zh)
TW (1) TW200624988A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008009201A (ja) * 2006-06-30 2008-01-17 Pentax Corp 投影装置
CN104102083B (zh) * 2013-04-10 2016-01-06 扬明光学股份有限公司 投影装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3568346B2 (ja) * 1997-02-26 2004-09-22 三洋電機株式会社 背面投写型表示装置
DE19737861C1 (de) * 1997-08-29 1999-03-04 Ldt Gmbh & Co Rückprojektor
US6273570B1 (en) * 1999-10-21 2001-08-14 Clarity Visual Systems, Inc. Compact light path and package for liquid crystal projection displays
JP2003131321A (ja) * 2001-10-25 2003-05-09 Toshiba Lighting & Technology Corp プロジェクタ装置
US6857750B2 (en) * 2002-06-27 2005-02-22 Koninklijke Philips Electronics N.V. Offset projection for slim rear projection displays
JP4671588B2 (ja) * 2003-08-11 2011-04-20 株式会社日立製作所 投写光学ユニット及び投写型カラー映像表示装置とこれを用いた背面投写型カラー映像表示装置
JP4196815B2 (ja) * 2003-11-28 2008-12-17 株式会社日立製作所 背面投写型映像表示装置

Also Published As

Publication number Publication date
JP2006189884A (ja) 2006-07-20
EP1679890A1 (en) 2006-07-12
MXPA06000282A (es) 2006-07-10
FR2880699A1 (fr) 2006-07-14
US20060170878A1 (en) 2006-08-03
CN1812527A (zh) 2006-08-02

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