AT339631B - Diaprojektor - Google Patents

Diaprojektor

Info

Publication number
AT339631B
AT339631B AT345575A AT345575A AT339631B AT 339631 B AT339631 B AT 339631B AT 345575 A AT345575 A AT 345575A AT 345575 A AT345575 A AT 345575A AT 339631 B AT339631 B AT 339631B
Authority
AT
Austria
Prior art keywords
slide projector
projector
slide
Prior art date
Application number
AT345575A
Other languages
English (en)
Other versions
ATA345575A (de
Inventor
Jan Agnar Lundberg
Original Assignee
Hasselblad Fritz Victor Dr
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 Hasselblad Fritz Victor Dr filed Critical Hasselblad Fritz Victor Dr
Publication of ATA345575A publication Critical patent/ATA345575A/de
Application granted granted Critical
Publication of AT339631B publication Critical patent/AT339631B/de

Links

Classifications

    • 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
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • 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
    • G03B21/001—Slide projectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
AT345575A 1974-05-21 1975-05-06 Diaprojektor AT339631B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7406706A SE7406706L (sv) 1974-05-21 1974-05-21 Diaprojektor med enkelverkande kompensationsanordning..

Publications (2)

Publication Number Publication Date
ATA345575A ATA345575A (de) 1977-02-15
AT339631B true AT339631B (de) 1977-10-25

Family

ID=20321170

Family Applications (1)

Application Number Title Priority Date Filing Date
AT345575A AT339631B (de) 1974-05-21 1975-05-06 Diaprojektor

Country Status (5)

Country Link
US (1) US3963337A (de)
JP (1) JPS51334A (de)
AT (1) AT339631B (de)
DE (1) DE2520763A1 (de)
SE (1) SE7406706L (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097874A (en) * 1977-02-19 1978-06-27 Mesne Koh-I-Noor Rapidograph, Inc. Blocking assembly for an automatic drafting device
AT346107B (de) * 1977-05-09 1978-10-25 Eumig Projektor und optisches system hiefuer
DE2804704A1 (de) * 1978-02-03 1979-08-09 Soeding Tv Gmbh & Co Bild & To Projektionseinrichtung
JPS5642225A (en) * 1979-09-14 1981-04-20 Fuji Xerox Co Ltd Original for oblique projection and its making device
SE429483B (sv) * 1982-10-04 1983-09-05 Hasselblad Ab Victor Kompensationsanordning vid projektorer med utbytbara och i hojdled forskjutbara objektiv
JPS59229522A (ja) * 1983-06-11 1984-12-24 Harumitsu Yokota 斜め方向からでも正しい映像を映し出せる映写装置
JPS60168140U (ja) * 1984-04-17 1985-11-08 株式会社学習研究社 投影機
JPS6134189U (ja) * 1984-07-31 1986-03-01 シヤチハタ工業株式会社 広告作成補助具
JPS6148825A (ja) * 1984-08-17 1986-03-10 Senchiyurii Enterp:Kk 傾斜投影装置
JPS6148824A (ja) * 1984-08-17 1986-03-10 Asahi Optical Co Ltd アオリ機構を備えたスライドプロジエクタ
SE445078B (sv) * 1984-10-02 1986-05-26 Hasselblad Ab Victor Anordning vid projektorer
DE3437654A1 (de) * 1984-10-13 1986-04-17 MAP Mikrofilm Apparatebau Dr. Poehler GmbH & Co KG, 6352 Ober-Mörlen Verfahren zum projizieren von filmbildern sowie mikrofilm-lesegeraet zu seiner durchfuehrung
USRE36725E (en) * 1984-10-22 2000-06-06 Seiko Epson Corporation Projection-type display device
US5032022A (en) * 1988-09-14 1991-07-16 Casio Computer Co., Ltd. Projector
US5220363A (en) * 1988-09-14 1993-06-15 Casio Computer Co., Ltd. Projector
US5096288A (en) * 1989-09-19 1992-03-17 Canon Kabushiki Kaisha Projection apparatus
JPH0481737A (ja) * 1990-07-25 1992-03-16 Tomokazu Uchiyama プロジェクタ
JPH0795185B2 (ja) * 1990-08-20 1995-10-11 ニポックス株式会社 あおり投影装置
US5422691A (en) * 1991-03-15 1995-06-06 Seiko Epson Corporation Projection type displaying apparatus and illumination system
JP3218604B2 (ja) * 1991-03-15 2001-10-15 セイコーエプソン株式会社 投射型表示装置
JP2861547B2 (ja) * 1991-11-15 1999-02-24 松下電器産業株式会社 投写型表示装置
US5355188A (en) * 1993-09-09 1994-10-11 In Focus Systems, Inc. Method and apparatus for distortion correction in optical projectors
US5748264A (en) * 1995-01-10 1998-05-05 Hughes Electronics Distortion Corrected display
US6123425A (en) * 1996-04-26 2000-09-26 Minolta Co., Ltd. Projecting optical system
US5947576A (en) * 1996-10-03 1999-09-07 Minolta Co., Ltd. Oblique projection optical apparatus
JP2842419B2 (ja) * 1996-12-24 1999-01-06 セイコーエプソン株式会社 投射型表示装置
US6305805B1 (en) 1998-12-17 2001-10-23 Gateway, Inc. System, method and software for correcting keystoning of a projected image
TW472491B (en) * 1999-03-19 2002-01-11 Seiko Epson Corp Projection system and projector
JP4441891B2 (ja) * 2007-03-22 2010-03-31 カシオ計算機株式会社 投射装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1952522A (en) * 1932-03-29 1934-03-27 Bell & Howell Co Optical projection apparatus
US2679784A (en) * 1951-05-16 1954-06-01 Simmon Brothers Inc Lantern slide projector having lenses of different focus

Also Published As

Publication number Publication date
ATA345575A (de) 1977-02-15
SE7406706L (sv) 1975-11-24
JPS51334A (de) 1976-01-06
DE2520763A1 (de) 1975-11-27
US3963337A (en) 1976-06-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee