DE69534999D1 - Prismeneinheit und diese verwendende Projektionsanzeigevorrichtung - Google Patents

Prismeneinheit und diese verwendende Projektionsanzeigevorrichtung

Info

Publication number
DE69534999D1
DE69534999D1 DE69534999T DE69534999T DE69534999D1 DE 69534999 D1 DE69534999 D1 DE 69534999D1 DE 69534999 T DE69534999 T DE 69534999T DE 69534999 T DE69534999 T DE 69534999T DE 69534999 D1 DE69534999 D1 DE 69534999D1
Authority
DE
Germany
Prior art keywords
display device
projection display
prism unit
prism
unit
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 - Lifetime
Application number
DE69534999T
Other languages
English (en)
Other versions
DE69534999T2 (de
Inventor
Akitaka Yajima
Motoyuki Fujimori
Mutsuya Furuhata
Tomiyoshi Ushiyama
Terunaga Koide
Toshiaki Hashizume
Kiyoshi Miyashita
Hiroshi Harima
Keijiro Naito
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 Epson Corp
Original Assignee
Seiko Epson Corp
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
Priority claimed from JP32649494A external-priority patent/JP3264116B2/ja
Priority claimed from JP32649894A external-priority patent/JP3574197B2/ja
Priority claimed from JP32649394A external-priority patent/JP3379257B2/ja
Priority claimed from JP32649294A external-priority patent/JP3376736B2/ja
Priority claimed from JP6326497A external-priority patent/JPH08184797A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69534999D1 publication Critical patent/DE69534999D1/de
Application granted granted Critical
Publication of DE69534999T2 publication Critical patent/DE69534999T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1073—Beam splitting or combining systems characterized by manufacturing or alignment methods
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/312—Driving therefor
    • 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
    • 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
    • H04N9/3144—Cooling systems
    • 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
    • H04N9/317—Convergence or focusing systems
    • 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]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
DE69534999T 1994-12-27 1995-12-26 Prismeneinheit und diese verwendende Projektionsanzeigevorrichtung Expired - Lifetime DE69534999T2 (de)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP32649894 1994-12-27
JP32649494A JP3264116B2 (ja) 1994-12-27 1994-12-27 投写型表示装置
JP32649894A JP3574197B2 (ja) 1994-12-27 1994-12-27 ダイクロイックプリズム、プリズムユニット、およびこれらを用いた投写型表示装置並びにこれらの製造方法
JP32649394A JP3379257B2 (ja) 1994-12-27 1994-12-27 投写型表示装置
JP32649294A JP3376736B2 (ja) 1994-12-27 1994-12-27 投写型表示装置
JP32649294 1994-12-27
JP32649394 1994-12-27
JP6326497A JPH08184797A (ja) 1994-12-27 1994-12-27 投写型表示装置
JP32649794 1994-12-27
JP32649494 1994-12-27

Publications (2)

Publication Number Publication Date
DE69534999D1 true DE69534999D1 (de) 2006-06-22
DE69534999T2 DE69534999T2 (de) 2007-03-15

Family

ID=27531153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69534999T Expired - Lifetime DE69534999T2 (de) 1994-12-27 1995-12-26 Prismeneinheit und diese verwendende Projektionsanzeigevorrichtung

Country Status (4)

Country Link
US (3) US5743610A (de)
EP (2) EP0752608A4 (de)
DE (1) DE69534999T2 (de)
WO (1) WO1996020424A1 (de)

Families Citing this family (78)

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US6364492B1 (en) 1996-10-04 2002-04-02 Seiko Epson Corporation Projector
JP3598752B2 (ja) * 1996-10-04 2004-12-08 セイコーエプソン株式会社 投写型表示装置
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JP5251672B2 (ja) * 2009-03-30 2013-07-31 セイコーエプソン株式会社 積層１／２波長板、光ピックアップ装置、偏光変換素子、及び投写型表示装置
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Also Published As

Publication number Publication date
EP1310805A3 (de) 2004-05-26
WO1996020424A1 (fr) 1996-07-04
US5743610A (en) 1998-04-28
EP0752608A4 (de) 1998-01-14
US5909944A (en) 1999-06-08
DE69534999T2 (de) 2007-03-15
EP1310805B1 (de) 2006-05-17
US6095653A (en) 2000-08-01
EP1310805A2 (de) 2003-05-14
EP0752608A1 (de) 1997-01-08

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