JPS49114434A - - Google Patents

Info

Publication number
JPS49114434A
JPS49114434A JP1462174A JP1462174A JPS49114434A JP S49114434 A JPS49114434 A JP S49114434A JP 1462174 A JP1462174 A JP 1462174A JP 1462174 A JP1462174 A JP 1462174A JP S49114434 A JPS49114434 A JP S49114434A
Authority
JP
Japan
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.)
Pending
Application number
JP1462174A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS49114434A publication Critical patent/JPS49114434A/ja
Pending legal-status Critical Current

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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/36—Microscopes arranged for photographic purposes or projection purposes or digital imaging or video purposes including associated control and data processing arrangements
    • G02B21/364—Projection microscopes
    • 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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/602—Lenticular screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Microscoopes, Condenser (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP1462174A 1973-02-12 1974-02-06 Pending JPS49114434A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33190473A 1973-02-12 1973-02-12

Publications (1)

Publication Number Publication Date
JPS49114434A true JPS49114434A (en) 1974-10-31

Family

ID=23295860

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1462174A Pending JPS49114434A (en) 1973-02-12 1974-02-06

Country Status (3)

Country Link
JP (1) JPS49114434A (en)
DE (1) DE2406168A1 (en)
FR (1) FR2217718B3 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3977766A (en) * 1975-04-24 1976-08-31 Eastman Kodak Company Projection screen and apparatus for the fabrication thereof
US4616217A (en) * 1981-05-22 1986-10-07 The Marconi Company Limited Visual simulators, computer generated imagery, and display systems
WO1989002606A1 (en) * 1987-09-09 1989-03-23 Fandrich Heinz Juergen Device composed of a light guide plate
GB9310077D0 (en) * 1993-05-17 1993-06-30 Freeman Robin J Optical instrument
US6028704A (en) * 1993-05-17 2000-02-22 Freeman; Robin John Optical instrument and optical element thereof
US5701132A (en) * 1996-03-29 1997-12-23 University Of Washington Virtual retinal display with expanded exit pupil
US6608720B1 (en) 1997-06-02 2003-08-19 Robin John Freeman Optical instrument and optical element thereof
DE10139355A1 (en) * 2001-08-17 2003-02-27 Lissotschenko Vitalij Arrangement and device for optical beam homogenization
US6768588B2 (en) 2001-11-02 2004-07-27 Microvision, Inc. Apparatus and methods for generating multiple exit-pupil images in an expanded exit pupil
US6954308B2 (en) 2001-11-02 2005-10-11 Microvision, Inc. Apparatus and methods for generating multiple exit-pupil images in an expanded exit pupil
US7339737B2 (en) 2004-04-23 2008-03-04 Microvision, Inc. Beam multiplier that can be used as an exit-pupil expander and related system and method

Also Published As

Publication number Publication date
FR2217718A1 (en) 1974-09-06
DE2406168A1 (en) 1974-08-15
FR2217718B3 (en) 1976-11-26

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