BE786377A - Dispositif permettant de rendre pratiquement invisible la structure d'une image optique - Google Patents
Dispositif permettant de rendre pratiquement invisible la structure d'une image optiqueInfo
- Publication number
- BE786377A BE786377A BE786377DA BE786377A BE 786377 A BE786377 A BE 786377A BE 786377D A BE786377D A BE 786377DA BE 786377 A BE786377 A BE 786377A
- Authority
- BE
- Belgium
- Prior art keywords
- optical image
- practically invisible
- image practically
- invisible
- optical
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/72—Modifying 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)
- Holo Graphy (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Optical Elements Other Than Lenses (AREA)
- Transforming Electric Information Into Light Information (AREA)
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 |
|---|---|
| BE786377A true BE786377A (fr) | 1973-01-17 |
Family
ID=19813636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE786377D BE786377A (fr) | 1971-07-17 | 1972-07-17 | Dispositif permettant de rendre pratiquement invisible la structure d'une image optique |
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)
| 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 |
| JP2024522302A (ja) | 2021-06-07 | 2024-06-13 | パナモーフ，インコーポレイテッド | ニアアイディスプレイシステム |
-
1971
- 1971-07-17 NL NL7109911A patent/NL7109911A/xx unknown
-
1972
- 1972-07-07 DE DE2233402A patent/DE2233402A1/de active Pending
- 1972-07-11 AU AU44423/72A patent/AU467220B2/en not_active Expired
- 1972-07-12 US US00271057A patent/US3781091A/en not_active Expired - Lifetime
- 1972-07-12 AR AR243035A patent/AR195558A1/es active
- 1972-07-12 CA CA146,903A patent/CA974386A/en not_active Expired
- 1972-07-14 GB GB3302372A patent/GB1394712A/en not_active Expired
- 1972-07-14 BR BR4687/72A patent/BR7204687D0/pt unknown
- 1972-07-14 IT IT27034/72A patent/IT972158B/it active
- 1972-07-14 AT AT607872A patent/AT323247B/de not_active IP Right Cessation
- 1972-07-14 JP JP47070704A patent/JPS5222247B1/ja active Pending
- 1972-07-14 SE SE7209299A patent/SE385537B/xx unknown
- 1972-07-15 ES ES404919A patent/ES404919A1/es not_active Expired
- 1972-07-17 BE BE786377D patent/BE786377A/xx unknown
- 1972-07-17 FR FR7225704A patent/FR2146306B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU4442372A (en) | 1974-01-17 |
| US3781091A (en) | 1973-12-25 |
| DE2233402A1 (de) | 1973-01-25 |
| FR2146306A1 (xx) | 1973-03-02 |
| NL7109911A (xx) | 1973-01-19 |
| SE385537B (sv) | 1976-07-05 |
| FR2146306B1 (xx) | 1980-04-04 |
| AR195558A1 (es) | 1973-10-23 |
| IT972158B (it) | 1974-05-20 |
| CA974386A (en) | 1975-09-16 |
| ES404919A1 (es) | 1976-01-01 |
| BR7204687D0 (pt) | 1973-06-14 |
| JPS5222247B1 (xx) | 1977-06-16 |
| AT323247B (de) | 1975-06-25 |
| GB1394712A (en) | 1975-05-21 |
| AU467220B2 (en) | 1975-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE773386A (fr) | Dispositif de formation d'image | |
| BE769092A (fr) | Dispositif reproducteur d'images | |
| BE786377A (fr) | Dispositif permettant de rendre pratiquement invisible la structure d'une image optique | |
| BE773418A (fr) | Dispositif de support d'objets | |
| FR1456412A (fr) | Dispositif d'assemblage angulaire sur cadres de lisses | |
| FR1462901A (fr) | Dispositif d'éclairage optique | |
| CH516170A (fr) | Dispositif de caméra permettant le montage d'objectifs divers | |
| BE747978A (fr) | Systeme optique de formation d'image | |
| FR1465835A (fr) | Système de formation d'image optique et de télémétrie | |
| BE744657A (fr) | Dispositif de couplage optique | |
| CH524149A (fr) | Dispositif de protection de l'oeil ou d'un instrument optique | |
| FR1511280A (fr) | Dispositif optique transmetteur d'images | |
| FR1547955A (fr) | Dispositif de présentation d'images électroluminescent | |
| BE758903A (fr) | Appareil pour formation d'images | |
| FR1529982A (fr) | Dispositif d'étalement de signal à gain dynamique | |
| CH524776A (fr) | Dispositif d'assemblage | |
| BE752451A (fr) | Dispositif d'affichage | |
| CH551061A (fr) | Dispositif d'affichage. | |
| CH514807A (fr) | Dispositif d'assemblage de profilés | |
| BE758583A (fr) | Dispositif projecteur d'image | |
| BE792669A (fr) | Appareil optique de formation d'images | |
| CH521076A (de) | Elektro-optischer Bildabtaster | |
| BE768914A (fr) | Dispositif d'illumination de document | |
| FR1522092A (fr) | Dispositif de reproduction d'images | |
| BE768819A (fr) | Dispositif d'encadrement de vitrages |