IT1259430B - Ologrammi con colore di riferimento - Google Patents
Ologrammi con colore di riferimentoInfo
- Publication number
- IT1259430B IT1259430B ITFI920122A ITFI920122A IT1259430B IT 1259430 B IT1259430 B IT 1259430B IT FI920122 A ITFI920122 A IT FI920122A IT FI920122 A ITFI920122 A IT FI920122A IT 1259430 B IT1259430 B IT 1259430B
- Authority
- IT
- Italy
- Prior art keywords
- holograms
- reference color
- hologram
- conspicuous
- magenta
- Prior art date
Links
- 239000003086 colorant Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/24—Processes or apparatus for obtaining an optical image from holograms using white light, e.g. rainbow holograms
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2286—Particular reconstruction light ; Beam properties
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2249—Holobject properties
- G03H2001/2263—Multicoloured holobject
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2249—Holobject properties
- G03H2001/2263—Multicoloured holobject
- G03H2001/2268—Rainbow hologram
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Holo Graphy (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Credit Cards Or The Like (AREA)
- Processing Of Color Television Signals (AREA)
Abstract
Sono descritti ologrammi in cui la presenza di un colore chiave cospicuo (magenta) consente di stabilire la posizione in cui tutti gli altri colori dell'ologramma sono univocamente determinati.
Priority Applications (20)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITFI920122A IT1259430B (it) | 1992-06-08 | 1992-06-08 | Ologrammi con colore di riferimento |
KR1019940704459A KR950702042A (ko) | 1992-06-08 | 1993-06-08 | 기준참조색을 갖는 홀로그램 |
CZ943074A CZ284368B6 (cs) | 1992-06-08 | 1993-06-08 | Způsob identifikace předem určené barvy v hologramu nebo ohybové soustavě |
AU43237/93A AU674521B2 (en) | 1992-06-08 | 1993-06-08 | Holograms having a standard reference colour |
HU9403499A HUT71645A (en) | 1992-06-08 | 1993-06-08 | Method for determining colours from holograms |
BR9306506A BR9306506A (pt) | 1992-06-08 | 1993-06-08 | Hologramas possuindo uma cor padrão de referência |
DE69330881T DE69330881T2 (de) | 1992-06-08 | 1993-06-08 | Hologramme mit standard referenzfarbe |
SK1519-94A SK281216B6 (sk) | 1992-06-08 | 1993-06-08 | Spôsob identifikovania vopred určenej farby hologramu a hologram |
JP6501103A JPH08500192A (ja) | 1992-06-08 | 1993-06-08 | 標準参照色を有するホログラム |
RO94-01959A RO115993B1 (ro) | 1992-06-08 | 1993-06-08 | Holograma avand o culoare de referinta standard |
AT93912909T ATE206535T1 (de) | 1992-06-08 | 1993-06-08 | Hologramme mit standard referenzfarbe |
US08/351,287 US5812287A (en) | 1992-06-08 | 1993-06-08 | Holograms having a standard reference color |
RU94046239/25A RU2121160C1 (ru) | 1992-06-08 | 1993-06-08 | Голограммы, имеющие стандартный эталонный цвет |
EP93912909A EP0645024B1 (en) | 1992-06-08 | 1993-06-08 | Holograms having a standard reference colour |
CA002137574A CA2137574C (en) | 1992-06-08 | 1993-06-08 | Holograms having a standard reference colour |
PCT/EP1993/001437 WO1993025941A1 (en) | 1992-06-08 | 1993-06-08 | Holograms having a standard reference colour |
FI945744A FI945744A0 (fi) | 1992-06-08 | 1994-12-07 | Hologrammit, joilla on vakiovertailuväri |
NZ253120A NZ253120A (en) | 1992-06-08 | 1994-12-07 | Holograms; details regarding diffraction gratings and surface relief holograms |
NO944737A NO944737D0 (no) | 1992-06-08 | 1994-12-08 | Hologram med en standard referansefarge |
BG99247A BG61412B1 (en) | 1992-06-08 | 1994-12-08 | Hologram or diffraction grating for marking of documants and goods and method for their identification |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITFI920122A IT1259430B (it) | 1992-06-08 | 1992-06-08 | Ologrammi con colore di riferimento |
Publications (3)
Publication Number | Publication Date |
---|---|
ITFI920122A0 ITFI920122A0 (it) | 1992-06-08 |
ITFI920122A1 ITFI920122A1 (it) | 1993-12-08 |
IT1259430B true IT1259430B (it) | 1996-03-18 |
Family
ID=11350122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITFI920122A IT1259430B (it) | 1992-06-08 | 1992-06-08 | Ologrammi con colore di riferimento |
Country Status (20)
Country | Link |
---|---|
US (1) | US5812287A (it) |
EP (1) | EP0645024B1 (it) |
JP (1) | JPH08500192A (it) |
KR (1) | KR950702042A (it) |
AT (1) | ATE206535T1 (it) |
AU (1) | AU674521B2 (it) |
BG (1) | BG61412B1 (it) |
BR (1) | BR9306506A (it) |
CA (1) | CA2137574C (it) |
CZ (1) | CZ284368B6 (it) |
DE (1) | DE69330881T2 (it) |
FI (1) | FI945744A0 (it) |
HU (1) | HUT71645A (it) |
IT (1) | IT1259430B (it) |
NO (1) | NO944737D0 (it) |
NZ (1) | NZ253120A (it) |
RO (1) | RO115993B1 (it) |
RU (1) | RU2121160C1 (it) |
SK (1) | SK281216B6 (it) |
WO (1) | WO1993025941A1 (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5656360A (en) * | 1996-02-16 | 1997-08-12 | Minnesota Mining And Manufacturing Company | Article with holographic and retroreflective features |
US20030202228A1 (en) * | 1998-07-07 | 2003-10-30 | Kenichiro Takada | Hologram screen and a method of producing the same |
JP4608769B2 (ja) * | 2000-12-05 | 2011-01-12 | 凸版印刷株式会社 | ホログラム・チェック用プレート |
US6646771B2 (en) * | 2000-12-21 | 2003-11-11 | E. I. Du Pont De Nemours And Company | Method for producing holographic optical element comprising primary and complementary holograms and associated methods for establishing authenticity of element used as security device |
US6744502B2 (en) * | 2001-09-28 | 2004-06-01 | Pe Corporation (Ny) | Shaped illumination geometry and intensity using a diffractive optical element |
DE10252645A1 (de) * | 2002-11-11 | 2004-05-27 | Bühler AG | Diffraktive Pigmente |
JP6668673B2 (ja) * | 2015-10-15 | 2020-03-18 | 凸版印刷株式会社 | 色変換マトリクス推定方法 |
US20210405274A1 (en) * | 2017-09-08 | 2021-12-30 | Dai Nippon Printing Co., Ltd. | Light modulation element and information recording medium |
JP6909438B2 (ja) * | 2017-09-08 | 2021-07-28 | 大日本印刷株式会社 | 光変調素子および情報記録媒体 |
JP6909437B2 (ja) * | 2017-09-08 | 2021-07-28 | 大日本印刷株式会社 | 光変調素子 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1354471A (en) * | 1920-10-05 | Colobsb besie | ||
US3578845A (en) * | 1968-02-12 | 1971-05-18 | Trw Inc | Holographic focusing diffraction gratings for spectroscopes and method of making same |
US3633989A (en) * | 1969-10-21 | 1972-01-11 | Polaroid Corp | Method for making reduced bandwidth holograms |
EP0064067B2 (en) * | 1980-11-05 | 2002-03-27 | McGREW, Stephen Paul | Method for generating a diffractive graphical composition |
US4629282A (en) * | 1980-11-05 | 1986-12-16 | Mcgrew Stephen P | Diffractive color and texture effects for the graphic arts |
US4913504A (en) * | 1982-11-08 | 1990-04-03 | American Bank Note Holographics, Inc. | Documents or like articles bearing holograms |
US4832445A (en) * | 1986-05-16 | 1989-05-23 | American Bank Note Holographics, Inc. | Security diffraction devices difficult to exactly duplicate |
GB8616381D0 (en) * | 1986-07-04 | 1986-08-13 | Ridout G T | Decorative surface |
US5153751A (en) * | 1990-04-27 | 1992-10-06 | Central Glass Company, Limited | Holographic display element |
-
1992
- 1992-06-08 IT ITFI920122A patent/IT1259430B/it active IP Right Grant
-
1993
- 1993-06-08 SK SK1519-94A patent/SK281216B6/sk unknown
- 1993-06-08 KR KR1019940704459A patent/KR950702042A/ko not_active Application Discontinuation
- 1993-06-08 US US08/351,287 patent/US5812287A/en not_active Expired - Fee Related
- 1993-06-08 DE DE69330881T patent/DE69330881T2/de not_active Expired - Fee Related
- 1993-06-08 CZ CZ943074A patent/CZ284368B6/cs not_active IP Right Cessation
- 1993-06-08 CA CA002137574A patent/CA2137574C/en not_active Expired - Fee Related
- 1993-06-08 EP EP93912909A patent/EP0645024B1/en not_active Expired - Lifetime
- 1993-06-08 JP JP6501103A patent/JPH08500192A/ja active Pending
- 1993-06-08 WO PCT/EP1993/001437 patent/WO1993025941A1/en active IP Right Grant
- 1993-06-08 HU HU9403499A patent/HUT71645A/hu unknown
- 1993-06-08 BR BR9306506A patent/BR9306506A/pt unknown
- 1993-06-08 RU RU94046239/25A patent/RU2121160C1/ru not_active IP Right Cessation
- 1993-06-08 RO RO94-01959A patent/RO115993B1/ro unknown
- 1993-06-08 AT AT93912909T patent/ATE206535T1/de not_active IP Right Cessation
- 1993-06-08 AU AU43237/93A patent/AU674521B2/en not_active Ceased
-
1994
- 1994-12-07 FI FI945744A patent/FI945744A0/fi not_active Application Discontinuation
- 1994-12-07 NZ NZ253120A patent/NZ253120A/en unknown
- 1994-12-08 BG BG99247A patent/BG61412B1/bg unknown
- 1994-12-08 NO NO944737A patent/NO944737D0/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO944737L (no) | 1994-12-08 |
FI945744A (fi) | 1994-12-07 |
RU94046239A (ru) | 1996-10-20 |
JPH08500192A (ja) | 1996-01-09 |
FI945744A0 (fi) | 1994-12-07 |
SK151994A3 (en) | 1995-05-10 |
CZ284368B6 (cs) | 1998-11-11 |
HU9403499D0 (en) | 1995-02-28 |
SK281216B6 (sk) | 2001-01-18 |
WO1993025941A1 (en) | 1993-12-23 |
DE69330881T2 (de) | 2002-05-29 |
KR950702042A (ko) | 1995-05-17 |
CZ307494A3 (en) | 1995-03-15 |
NZ253120A (en) | 1996-01-26 |
CA2137574A1 (en) | 1993-12-23 |
BG61412B1 (en) | 1997-07-31 |
RO115993B1 (ro) | 2000-08-30 |
HUT71645A (en) | 1996-01-29 |
US5812287A (en) | 1998-09-22 |
RU2121160C1 (ru) | 1998-10-27 |
ATE206535T1 (de) | 2001-10-15 |
ITFI920122A0 (it) | 1992-06-08 |
BG99247A (bg) | 1995-07-28 |
ITFI920122A1 (it) | 1993-12-08 |
NO944737D0 (no) | 1994-12-08 |
AU674521B2 (en) | 1997-01-02 |
DE69330881D1 (de) | 2001-11-08 |
BR9306506A (pt) | 1998-09-15 |
AU4323793A (en) | 1994-01-04 |
EP0645024A1 (en) | 1995-03-29 |
CA2137574C (en) | 2002-01-22 |
EP0645024B1 (en) | 2001-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970627 |