SE9300958L - Offset projektor - Google Patents

Offset projektor

Info

Publication number
SE9300958L
SE9300958L SE9300958A SE9300958A SE9300958L SE 9300958 L SE9300958 L SE 9300958L SE 9300958 A SE9300958 A SE 9300958A SE 9300958 A SE9300958 A SE 9300958A SE 9300958 L SE9300958 L SE 9300958L
Authority
SE
Sweden
Prior art keywords
screen
projector
offset
offset projector
micromirrors
Prior art date
Application number
SE9300958A
Other languages
Unknown language ( )
English (en)
Other versions
SE9300958D0 (sv
Inventor
Stig Berglund
Original Assignee
Nova Onab Optica Ab
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 Nova Onab Optica Ab filed Critical Nova Onab Optica Ab
Priority to SE9300958A priority Critical patent/SE9300958L/sv
Publication of SE9300958D0 publication Critical patent/SE9300958D0/sv
Priority to PCT/SE1994/000254 priority patent/WO1994022048A1/en
Priority to PCT/SE1994/000251 priority patent/WO1994022050A1/en
Priority to EP94911352A priority patent/EP0752123A1/en
Priority to JP6520949A priority patent/JPH09508978A/ja
Priority to EP94911353A priority patent/EP0733229A1/en
Priority to PCT/SE1994/000253 priority patent/WO1994022049A1/en
Priority to US08/704,555 priority patent/US5730517A/en
Priority to PCT/SE1994/000252 priority patent/WO1994022047A1/en
Priority to AU63894/94A priority patent/AU6389494A/en
Priority to AU63896/94A priority patent/AU6389694A/en
Priority to AU63895/94A priority patent/AU6389594A/en
Priority to AU63897/94A priority patent/AU6389794A/en
Publication of SE9300958L publication Critical patent/SE9300958L/sv

Links

Classifications

    • 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
    • H04N9/3108—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 by using a single electronic spatial light modulator
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
    • G02B30/35—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using reflective optical elements in the optical path between the images and the observer
    • 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
    • G03B21/132—Overhead projectors, i.e. capable of projecting hand-writing or drawing during action

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
SE9300958A 1993-03-23 1993-03-23 Offset projektor SE9300958L (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9300958A SE9300958L (sv) 1993-03-23 1993-03-23 Offset projektor
AU63897/94A AU6389794A (en) 1993-03-23 1994-03-22 Illumination device for a projector
PCT/SE1994/000253 WO1994022049A1 (en) 1993-03-23 1994-03-22 Projection screen
PCT/SE1994/000251 WO1994022050A1 (en) 1993-03-23 1994-03-22 Tv-projector
EP94911352A EP0752123A1 (en) 1993-03-23 1994-03-22 Projector
JP6520949A JPH09508978A (ja) 1993-03-23 1994-03-22 プロジェクター
EP94911353A EP0733229A1 (en) 1993-03-23 1994-03-22 Projection screen
PCT/SE1994/000254 WO1994022048A1 (en) 1993-03-23 1994-03-22 Illumination device for a projector
US08/704,555 US5730517A (en) 1993-03-23 1994-03-22 Projector
PCT/SE1994/000252 WO1994022047A1 (en) 1993-03-23 1994-03-22 Projector
AU63894/94A AU6389494A (en) 1993-03-23 1994-03-22 Tv-projector
AU63896/94A AU6389694A (en) 1993-03-23 1994-03-22 Projection screen
AU63895/94A AU6389594A (en) 1993-03-23 1994-03-22 Projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300958A SE9300958L (sv) 1993-03-23 1993-03-23 Offset projektor

Publications (2)

Publication Number Publication Date
SE9300958D0 SE9300958D0 (sv) 1993-03-23
SE9300958L true SE9300958L (sv) 1994-09-24

Family

ID=20389328

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9300958A SE9300958L (sv) 1993-03-23 1993-03-23 Offset projektor

Country Status (4)

Country Link
EP (1) EP0733229A1 (sv)
AU (2) AU6389794A (sv)
SE (1) SE9300958L (sv)
WO (2) WO1994022049A1 (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996021883A2 (en) * 1995-01-14 1996-07-18 Optica Nova Onab Ab Projection screen
US5701005A (en) * 1995-06-19 1997-12-23 Eastman Kodak Company Color separating diffractive optical array and image sensor
FI20030583A (sv) 2003-04-16 2004-10-17 Upstream Engineering Oy Dataprojektor
JP2006527392A (ja) 2003-04-16 2006-11-30 アップストリーム エンジニアリング オーワイ ２ｄ／３ｄデータプロジェクタ
KR20070073543A (ko) * 2006-01-05 2007-07-10 최해용 고선명 박막 반사 스크린
WO2007115664A1 (de) * 2006-04-06 2007-10-18 Oc Oerlikon Balzers Ag Projektionsbeleuchtungssystem, in dem linsen mit diffraktiv optischen elementen verwendet werden
JP4647029B2 (ja) 2006-08-10 2011-03-09 アップストリーム エンジニアリング オーワイ 照射方法および照射デバイス

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2004262C3 (de) * 1970-01-30 1975-01-09 Philips Patentverwaltung Gmbh, 2000 Hamburg Projektionsschirm für granulationsfreie Laserstrahlprojektion
US3893748A (en) * 1973-11-30 1975-07-08 Eastman Kodak Co Low scintillation, multi-component projection screen
JPS5492234A (en) * 1977-12-28 1979-07-21 Canon Inc Reflection type screen
DD139904A1 (de) * 1978-12-08 1980-01-23 Joerg Neumann Projektionsschirm bestehend aus feldlinse und streuscheibe
US4268118A (en) * 1979-09-05 1981-05-19 Minnesota Mining And Manufacturing Company Sheeting useful as a projection screen
US4436393A (en) * 1983-01-03 1984-03-13 Minnesota Mining And Manufacturing Company Distortion correction for an overhead projector system
AU7580287A (en) * 1986-05-30 1987-12-22 Ronald G. Dow Projection screen
CA1327468C (en) * 1988-09-12 1994-03-08 Dennis F. Vanderwerf First surface fresnel reflector for liquid crystal display
US5296882A (en) * 1992-12-21 1994-03-22 Minnesota Mining And Manufacturing Company Overhead projector with catadioptric fresnel lens

Also Published As

Publication number Publication date
EP0733229A1 (en) 1996-09-25
SE9300958D0 (sv) 1993-03-23
AU6389694A (en) 1994-10-11
AU6389794A (en) 1994-10-11
WO1994022048A1 (en) 1994-09-29
WO1994022049A1 (en) 1994-09-29

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