CA962868A - Filter for obtaining a three dimensional effect - Google Patents

Filter for obtaining a three dimensional effect

Info

Publication number
CA962868A
CA962868A CA142,808A CA142808A CA962868A CA 962868 A CA962868 A CA 962868A CA 142808 A CA142808 A CA 142808A CA 962868 A CA962868 A CA 962868A
Authority
CA
Canada
Prior art keywords
obtaining
filter
dimensional effect
dimensional
effect
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
Application number
CA142,808A
Other versions
CA142808S (en
Inventor
William F. Kyryluk
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA962868A publication Critical patent/CA962868A/en
Expired 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
    • 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
    • G03B21/62—Translucent screens
    • 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
    • G02B30/40—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images giving the observer of a single two-dimensional [2D] image a perception of depth
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/205—Neutral density filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
CA142,808A 1971-05-26 1972-05-23 Filter for obtaining a three dimensional effect Expired CA962868A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1718271A GB1382592A (en) 1971-05-26 1971-05-26 Filter for obtaining apparent three-dimensional viewing of a television screen

Publications (1)

Publication Number Publication Date
CA962868A true CA962868A (en) 1975-02-18

Family

ID=10090701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,808A Expired CA962868A (en) 1971-05-26 1972-05-23 Filter for obtaining a three dimensional effect

Country Status (2)

Country Link
CA (1) CA962868A (en)
GB (1) GB1382592A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4473277A (en) * 1982-07-22 1984-09-25 Qantix Corporation Anti-glare device and method
US5202793A (en) * 1990-11-23 1993-04-13 John McCarry Three dimensional image display apparatus
RU2002113065A (en) * 2002-05-18 2004-02-10 Георгий Георгиевич Голенко Golenko device for obtaining a three-dimensional image of objects
GB0902384D0 (en) * 2009-02-13 2009-04-01 Tridico Frank D S I Frame Deep screen Imager for TV

Also Published As

Publication number Publication date
GB1382592A (en) 1975-02-05

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