AR195558A1 - Disposicion para volver sustancialmente invisible la estructura de una imagen optica - Google Patents

Disposicion para volver sustancialmente invisible la estructura de una imagen optica

Info

Publication number
AR195558A1
AR195558A1 AR243035A AR24303572A AR195558A1 AR 195558 A1 AR195558 A1 AR 195558A1 AR 243035 A AR243035 A AR 243035A AR 24303572 A AR24303572 A AR 24303572A AR 195558 A1 AR195558 A1 AR 195558A1
Authority
AR
Argentina
Prior art keywords
disposition
make
optical image
substantially invisible
image substantially
Prior art date
Application number
AR243035A
Other languages
English (en)
Spanish (es)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AR195558A1 publication Critical patent/AR195558A1/es

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/72Modifying the appearance of television pictures by optical filters or diffusing screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Holo Graphy (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AR243035A 1971-07-17 1972-07-12 Disposicion para volver sustancialmente invisible la estructura de una imagen optica AR195558A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7109911A NL7109911A (xx) 1971-07-17 1971-07-17

Publications (1)

Publication Number Publication Date
AR195558A1 true AR195558A1 (es) 1973-10-23

Family

ID=19813636

Family Applications (1)

Application Number Title Priority Date Filing Date
AR243035A AR195558A1 (es) 1971-07-17 1972-07-12 Disposicion para volver sustancialmente invisible la estructura de una imagen optica

Country Status (15)

Country Link
US (1) US3781091A (xx)
JP (1) JPS5222247B1 (xx)
AR (1) AR195558A1 (xx)
AT (1) AT323247B (xx)
AU (1) AU467220B2 (xx)
BE (1) BE786377A (xx)
BR (1) BR7204687D0 (xx)
CA (1) CA974386A (xx)
DE (1) DE2233402A1 (xx)
ES (1) ES404919A1 (xx)
FR (1) FR2146306B1 (xx)
GB (1) GB1394712A (xx)
IT (1) IT972158B (xx)
NL (1) NL7109911A (xx)
SE (1) SE385537B (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842202A (en) * 1972-11-06 1974-10-15 Levy M & Co Inc Combination of a transmissive diffractive phase-grating and a television picture-tube in operative juxtaposition to each other
JPS5219341A (en) * 1975-08-06 1977-02-14 Toshiba Corp High frequencyheating system
US4034555A (en) * 1975-12-16 1977-07-12 Rosenthal Bruce A Lenticular optical system
JPS56147120A (en) * 1980-04-18 1981-11-14 Victor Co Of Japan Ltd Optical low-pass filter
US4340275A (en) * 1980-06-09 1982-07-20 General Electric Company Rear projection screen with patterned lenticular prismatic structure
JPS57158612A (en) * 1981-03-25 1982-09-30 Canon Inc Optical low pass filter
JPS59122291A (ja) * 1982-12-28 1984-07-14 Sony Corp 投射型テレビジヨン受像機
US4935335A (en) * 1986-01-06 1990-06-19 Dennison Manufacturing Company Multiple imaging
FR2595493A1 (fr) * 1986-03-07 1987-09-11 Thomson Csf Systeme de visualisation a ecran plat
US4804253A (en) * 1986-05-15 1989-02-14 General Electric Company Lenticular filter for display devices
JPH01150140A (ja) * 1987-12-08 1989-06-13 Kiyoshi Kikuchi テレビ画像から油性絵具による写真を製作する方法およびそれに用いるテレビ画像用フィルタ装置
JPH0833527B2 (ja) * 1988-07-18 1996-03-29 キヤノン株式会社 光学的ローパスフィルターを有した撮影系
US5283690A (en) * 1989-04-04 1994-02-01 Sharp Kabushiki Kaisha Optical diffraction grating element
US5337181A (en) * 1992-08-27 1994-08-09 Kelly Shawn L Optical spatial filter
US5706139A (en) * 1995-10-17 1998-01-06 Kelly; Shawn L. High fidelity optical system for electronic imaging
US6369949B1 (en) * 2000-04-12 2002-04-09 Kenneth E. Conley Optically anisotropic micro lens window
US11493773B2 (en) 2021-06-07 2022-11-08 Panamorph, Inc. Near-eye display system

Also Published As

Publication number Publication date
JPS5222247B1 (xx) 1977-06-16
ES404919A1 (es) 1976-01-01
IT972158B (it) 1974-05-20
CA974386A (en) 1975-09-16
AU4442372A (en) 1974-01-17
FR2146306B1 (xx) 1980-04-04
US3781091A (en) 1973-12-25
DE2233402A1 (de) 1973-01-25
FR2146306A1 (xx) 1973-03-02
GB1394712A (en) 1975-05-21
BE786377A (fr) 1973-01-17
NL7109911A (xx) 1973-01-19
SE385537B (sv) 1976-07-05
AT323247B (de) 1975-06-25
BR7204687D0 (pt) 1973-06-14
AU467220B2 (en) 1975-11-27

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