JP2000221916A - Image display medium with ovd image and manufacture thereof, and composite transfer sheet to be used for the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a full of variety and unique image display medium having excellent decorativeness by forming a color image and an OVD(Optical Variable Device) image in one sheet of image medium. SOLUTION: On the image display medium 11 a color image 12 with OVD image obtained by combining a color image part 121, a monochromatic image part 122, a reflection type OVD image part 123, and a transparent OVD image part 124, are formed. As a general OVD, hologram and diffraction grating is used. The color image 12 with OVD image is formed by combining each image part. The color image 121 expresses a face photograph, the monochromatic image part 122 expresses a latter comment, the reflection type OVD image part 123 expresses a frame, and the transparent OVD image part 124 expresses the background. With this structure, a variable unique image display medium having excellent decorativeness can be obtained by transferring and printing the hologram and the diffraction grating. Furthermore, in the case of using this image display medium for ID card or the like, a forgery and dishonest alteration can be prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image display medium typified by a face photo sticker and a face photo card, which are obtained by transferring and printing a face photo image photographed by a digital camera using a printer, and manufacturing the same. The present invention relates to a method and a transfer seal used for the production.

[0002]

2. Description of the Related Art Conventionally, an image display medium of such a sticker or card forms an image with a color tone of yellow (Y), magenta (M), cyan (C) and, if necessary, black (K). . However, printers that can transfer and print using a gold or silver transfer sheet or the like have recently emerged in order to enhance decorativeness because such a color image alone is not sufficient. However, such image display media using gold and silver have become insufficient, and there has been a demand for unique seals and cards with further improved decorativeness.

[0003]

SUMMARY OF THE INVENTION It is an object of the present invention to provide an image display medium which is excellent in decorativeness, has a variety of characteristics and is unique, a method for producing the same, and a transfer sheet used for the production.

[0004]

That is, the present invention according to claim 1 is an image display medium with an OVD image, wherein a color image and an OVD image are formed on a single leaf image medium. .

[0005] Further, the present invention as set forth in claim 2 is characterized in that the O
The image display medium with an OVD image according to claim 1, wherein the VD image is formed by using one or both of a reflection type OVD image and a transmission type OVD image. By using the reflection type OVD image and the transmission type OVD image together, a variety of changes can be made and the decorativeness can be enhanced.

According to a third aspect of the present invention, there is provided an image display medium with an OVD image, wherein the color image is a face photograph among the image display mediums according to the first aspect.

[0007] The present invention according to claim 4 provides a YMC
K color transfer sheets, reflective OVD transfer sheet comprising a reflective OVD images, transmission OVD transmission type OVD transfer sheet comprising an image, image data specified either by transfer-printing in which the transfer sheet in advance which parts A method for producing an image display medium with an OVD image, wherein the image display medium is transferred and printed on an image display medium by a thermal means based on the above method. As the transfer sheet, three independent types of transfer sheets may be used, but a composite and integrated transfer sheet may be used.

[0008] That is, the present invention described in claim 5 provides the following:
MCK color print area, reflective OVD image print area,
An OVD image composite transfer sheet having at least one of a transmission type OVD image printing area or both.

[0009] In this specification, OVD means Optic.
An abbreviation that stands for al Variabie Device, a hologram that can express a stereoscopic image using light interference, an image that is observed depending on the viewing angle, the viewing position, or a special decorative image in which the color tone changes. It is defined as a generic term for images formed with a diffraction grating.

[0010] Holograms and diffraction gratings are common OVDs. These are fine uneven patterns,
It is composed of diffractive structures such as striped patterns with different refractive indices. It requires advanced manufacturing technology and can be formed into a sheet, so it is not only for the purpose of enhancing decorativeness, but also forgery. As a preventive measure, it is also used by attaching it to a part of credit cards, securities, certificates and the like.

In general, a hologram is prepared by forming a relief type master hologram having a fine concavo-convex pattern by an optical photographing method, and then duplicating a nickel press plate obtained by duplicating the concavo-convex pattern by an electroplating method.
Mass replication is performed by a known method of heating and pressing this press plate on the hologram forming layer. This type of hologram is called a relief hologram.

Also, unlike the above hologram image,
Multiple types of simple diffraction gratings are arranged in a minute area to form pixels, and a large number of diffraction grating images such as a grating image and a pixelgram representing an image are copied in the same manner as a relief hologram.

According to the present invention, a transfer sheet (transfer ribbon) on which an OVD image having high decorativeness is formed is prepared, and a color image is transferred by a printer capable of transferring and printing with a normal color transfer sheet (transfer ribbon). In both cases, OVD images are formed on an image display medium such as a single leaf sticker or card.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view showing a configuration example of the image display medium according to the present invention. Image display medium (1
1) is a color image portion (121) and a black image portion (12)
2), reflection type OVD image part (123), transmission type OVD
A color image (12) with an OVD image combining the image portions (124) is formed.

The color image portion (121) is generally obtained by printing a transfer sheet of three colors of YMC + K1 such as a sublimation dye type transfer sheet, a WAX pigment type transfer sheet and a resin pigment type transfer sheet. The black image portion (122)
Generally, it is obtained by printing a black color transfer sheet such as a WAX pigment transfer sheet or a resin pigment transfer sheet.

The reflection type OVD image portion (123) and the transmission type OVD image portion (124) include a plurality of simple diffraction gratings having different diffraction directions and spatial frequencies, diffraction grating images, rainbow hologram images, and 3D hologram images. Or any combination of these, such as
Images can be used.

OVD by combining the above various image parts
A color image with image (12) is formed. The color image portion (121) includes a face photograph and a black image portion (12).
2) Character comment, reflection type OVD image part (123)
Represents a frame, and the transparent OVD image portion (124) represents a background.

FIG. 2A is a plan view showing a configuration example of the OVD image composite type color transfer sheet according to the present invention. O
The VD image composite type color transfer sheet (21) includes a color print area (22), a black print area (23), a reflective OVD print area (24), and a transmission OVD print area (25). The color print area (22) is the Y print area (22).
1), an M print area (222), and a C print area (223). In addition, the OVD image composite type color transfer sheet (2
In order to control the feed mechanism of 1), it is necessary to form the register mark (26) with a diffraction grating, a hologram, printing, an etching pattern, or the like.

FIG. 2B is a cross-sectional view showing a configuration example of the OVD image composite type color transfer sheet according to the present invention. The color printing area (32), the black printing area (33), and the reflection type O of the OVD image composite type color transfer sheet (31) respectively.
The VD printing area (34) and the transmission type OVD printing area (3
The configuration will be described separately in 5).

First, the color printing area (32) will be described. The color print area (32) has Y, M, and C print areas (321, 322, 323) and has the same configuration as a normal sublimation dye type transfer sheet. That is, Y, M, sublimation transfer layers are formed on a substrate (311) as a support.
C color print areas (321, 322, 323) are formed, and a back coat layer (312) is formed on the opposite side.

Next, the black printing area (33) will be described. The black printing area (33) has the same configuration as a normal resin pigment type transfer sheet. That is, a release layer (331) and a hot-melt transfer layer (33) are formed on a substrate (311) as a support.
2) is formed, and the back coat layer (31) is formed on the opposite side.
2) is formed.

The color printing area is a layer in which a dye is carried on a binder resin, and a known dye for thermal transfer is used. Such dyes include:
For Y (yellow), Kayaset Yellow AG, Plast Yellow 8040, Holon Brilliant Yellow S6G
LPI etc. are M (Magenta), Kaya Set Red 13
0, Celes Red B, Macrolex Red R, etc.
For (cyan), Kayaset Blue 714, Ceres Blue GN, MS Blue 50 and the like can be exemplified. As the binder resin that carries the dye, a conventionally known polyvinyl acetal resin, polyvinyl butyral resin, polyester resin, phenoxy resin, styrene-acrylonitrile copolymer resin, etc., which are excellent in heat resistance and dye transfer properties, are used.

The release layer (331) is composed of the hot-melt transfer layer (33).
2) is provided so that transfer and printing can be performed efficiently and neatly. In general, nitrocellulose resin to which silicone oil or silicone resin is added is used. B
Hot-melt transfer layer (332) covering the printing area of (black)
Is composed of a carbon pigment and a binder resin. As the binder resin, a resin such as a vinyl chloride-vinyl acetate copolymer resin, a polyester resin, and an acrylic resin is used. A wax, a polyethylene filler, a Teflon filler, zinc stearate, or the like may be added in order to improve the abrasion resistance of the transferred / printed image and the cut during transfer / printing.

Next, the reflection type OVD printing area (34) and the transmission type OVD printing area (35) will be described. The reflection type OVD printing area (34) includes a release layer (341) and an OVD layer (34) on a substrate (311) as a support.
2) An adhesive layer (343) is formed, and a back coat layer (312) is formed on the opposite side. Also, OVD
The layers are a relief forming layer (3421) and a reflective thin film layer (3).
422).

The transmission type OVD printing area (35) has a release layer (341) and an OVD layer (3) on a base material (311) as a support, similarly to the configuration of the reflection type OVD printing area (34).
42), an adhesive layer (343) is formed, and a back coat layer (312) is formed on the opposite side of the adhesive layer (343).
The only difference from the configuration of the D printing area (34) is the portion where the reflective thin film layer (3422) replaces the transmissive thin film layer (3522).

The OVD layer (342) comprises a release layer (341).
A relief forming layer (3421) having an OVD relief pattern on the surface opposite to the above, and a reflective thin film layer (3422) formed on the surface of the OVD relief pattern by vapor deposition or sputtering. The OVD relief pattern can be formed by a known method such as heating and pressing a nickel mold having an OVD relief pattern composed of a fine uneven pattern on the relief forming layer (3421).

In this embodiment, the OVD layer (34)
Although the relief type OVD has been described as an example in 2), a volume hologram may be used. OV for volume hologram
The D layer (342) includes an interference fringe forming layer (not shown) made of an interference fringe recording photosensitive material and a black colored layer (below) provided to eliminate the influence of light that hinders diffracted light. (Not shown). Also, transmission type OVD
In this case, a volume hologram having no black colored layer may be used. In the case of the present invention, it is desirable to use a relief type OVD because it is excellent in mass productivity and the cost is low, and a thin film can be formed.

The substrate (311) is a film serving as a support, and generally a transparent polyethylene terephthalate film is used. Besides polyvinyl chloride, polyester,
It is possible to use one selected from a synthetic resin such as polycarbonate, polymethyl methacrylate, and polystyrene, a natural resin, paper, synthetic paper, or the like alone, or a complex selected from the above and combined. Although any thickness may be used for the substrate (21), a thicker material is better when OVD processability is important, and a thinner material is better when printing sensitivity is important. In order to satisfy both conditions, a thickness of about 10 to 20 μm is desirable.

The release layer (341) is composed of the relief forming layer (3)
421) is provided in order to more effectively transfer to a transfer-receiving body (not shown), and is made of a thermoplastic acrylic resin, a chlorinated rubber-based resin, a vinyl chloride-vinyl acetate copolymer resin, a cellulose-based resin, Chlorinated polypropylene resins, polyester resins, or those obtained by adding oil silicone, fatty acid amide, zinc stearate, or other inorganic substances to these resins can be used.

The relief forming layer (3421) has good embossability, hardly causes press unevenness, provides a bright reproduced image, and has a release layer (341) and a reflective thin film layer (342).
2) a resin having good adhesiveness with a thermoplastic resin such as a polycarbonate resin, a polystyrene resin, or a polyvinyl chloride resin, an unsaturated polyester resin, a melamine resin, an epoxy resin, a urethane (meth) acrylate,
Polyester (meth) acrylate, epoxy (meth)
Thermosetting resins such as acrylate, polyol (meth) acrylate, melamine (meth) acrylate, and triazine (meth) acrylate or mixtures thereof, and thermoformable materials having radically polymerizable unsaturated groups can be used. In addition, materials other than those described above can be used as long as they have a stability capable of forming a diffraction structure.

Further, the OVD relief pattern is formed on the relief forming layer (3421) having such a composition by 100%.
It is formed by molding by pressing a mold having an OVD relief pattern heated to -200 ° C under pressure.

The reflective thin film layer (3422) is a layer that reflects light rays, and can be made of a material having metal reflectivity such as Al, Au, Ag, and Cu. Reflective thin film layer (3
As a method for forming 422), a film forming means such as a vacuum evaporation method, a sputtering method, and an ion plating method can be applied, and the film thickness is preferably in the range of 10 to 1100 nm.

As the transmission type thin film layer (3522) in the case of the transmission type OVD, it is possible to use a high refractive index transparent material having both reflectivity and transmissivity. That is, the relief forming layer (3421) (refractive index n = 1.3 to
A material having a higher refractive index and transparency than 1.5), for example, Sb ₂ S ₃ (3.0 = refractive index n: the same applies hereinafter), Fe ₂ O ₃
(2.7), TiO ₂ (2.6), CdS (2.6),
CeO ₂ (2.3), ZnS (2.3), PbCl
(2.3), CdO (2.2), Sb ₂ O ₃ (2.0),
WO ₃ (2.0), SiO (2.0), Si ₂ O ₃ (2.
_{5), In2O 3 (2.0)} , PbO (2.6), Ta 2
O ₃ (2.4), ZnO (2.1), ZrO ₂ (2.
Inorganic materials such as 0), Cd ₂ O ₃ (1.8), and Al ₂ O ₃ (1.6) can be used.

The adhesive layer (343) comprises a reflective thin film layer (34).
If it does not alter or affect 22), it may be a commonly used one, and a polyvinyl chloride-based adhesive, an acrylic-based adhesive, a polyester-based adhesive, or the like can be used, but is not limited thereto. .

The back coat layer (312) formed on the back surface (the surface opposite to the surface on which the release layer is formed) on the base material (311) as a support prevents sticking when transferring with a thermal head. Any layer may be used as long as it is a layer that prevents the transfer sheet from sticking to the thermal head and is configured to prevent the transfer sheet from sticking to the thermal head. Thermoplastic acrylic resin, cellulosic resin, polyester resin, or thermosetting resin of acrylic polyol or polyester polyol;
B-curable resin or the like can be used. As the slipping agent, various surfactants, lubricants such as polyethylene wax and silicone wax, and fillers such as talc may be added as necessary.

Using the OVD image composite type color transfer sheet (31) having the above structure, a color image and an OVD image are transferred and adhered to a transfer object by a thermal head.

The method for producing the OVD image composite type color transfer sheet (31) having the above structure is as follows. Each layer is provided on one substrate by means such as coating, the relief is formed by a known partial embossing method, and the thin film layer is formed by a known method. , Or a method in which each transfer sheet is formed as an independent transfer sheet and formed into one transfer sheet by physical coupling means.

FIG. 3 is a view showing a method of manufacturing an image display medium according to the present invention, and FIG.
FIG. 3B is a schematic diagram illustrating the procedure of image formation by transfer and printing. The printing machine (printer) (41) includes a transfer sheet feeding mechanism (411) and a positioning sensor (41).
2), thermal head (413), medium feeding mechanism (41)
4). When a medium on which a face photograph is printed is produced, a photograph is taken with a digital camera (60), and the face photograph image data is taken into a computer (50) having a function of generating characters, rules, figures, and the like using a keyboard or the like. From this face photograph, rules, characters, figures, and the like, the layout of each size and position and which portion (what image) to use for which transfer sheet to transfer and print are determined, and an image file is created. This is the same as when a normal color image is transferred and printed by a printing machine (printer).
It can be considered that the number of colors of the color image is increased from four colors by the amount of the OVD image.

The transfer and printing of the above image file using the OVD image composite type color transfer sheet (21) were performed as follows. That is, first, the OVD image composite type color transfer sheet (21) is fed out from the transfer sheet feeding mechanism (411) of the printing machine (41). Next, the register mark (26) is detected by the positioning sensor (412),
The VD image composite type color transfer sheet (21) is stopped. Next, the OVD image composite type color transfer sheet (2
The leading end of the Y print area (221) of 1) is connected to the medium (41).
5), the transfer sheet feeding mechanism (411) and the medium feeding mechanism (414) send the OVD image composite type color transfer sheet (21) and the medium (415) in synchronization with each other.
The printing of the Y component of the color image portion (421) is performed. When printing of the Y component of the color image portion (421) is completed, the thermal head (413) rises, and the medium feeding mechanism (41)
4) returns the medium (415) to the original position, and the transfer sheet feeding mechanism (411) feeds the OVD image composite type color transfer sheet (21). Hereinafter, in the same manner, printing of the M component and the C component of the color image portion (421) is performed on the medium (415).
Then, transfer and printing of the color image portion (421) were performed.

In a similar manner, the black image portion (42
2), reflection type OVD image part (423), transmission type OVD
The transfer and printing of the image part (424) are performed in an overlapping manner, and the OVD
A color image (12) with an image was obtained.

[0041]

EXAMPLE First, a sublimation transfer layer paint using Y, M, and C inks was released onto a substrate (311) made of a transparent polyethylene terephthalate (PET) film having a thickness of 9 μm and subjected to an easy adhesion treatment. The layer paint is applied and dried alternately in the longitudinal direction of the film, and then the hot-melt transfer layer paint is applied and dried on the release layer already formed, and the opposite side of the substrate (311) is applied. Apply the back coat layer paint to the surface of
A transfer sheet having 2) and a black printing area (33) was prepared. In addition, each coating thickness is 1 μm for the sublimation transfer layer,
The release layer was 0.5 μm, and the hot-melt transfer layer was 2 μm.

Next, a transfer sheet having a reflection type OVD print area (34) was prepared. First, a release layer paint is applied to a substrate (311) made of a transparent polyethylene terephthalate (PET) film having a thickness of 9 μm at a drying temperature of 110 ° C. and a coating thickness of 0.8 μm using a gravure method, and a release layer (341) is formed. Formed. The upper layer is coated with a relief forming layer coating material using a gravure method at a drying temperature of 110 ° C. and a coating thickness of 0.1 μm.
It was applied at 5 μm to obtain a relief forming raw material (not shown).

Next, a nickel mold having an OVD relief pattern of a reflection type OVD was heated to 165 ° C.
The relief forming layer (34) is formed by a known roll embossing method.
21) By pressing on the relief forming layer (342)
1) An OVD relief pattern was formed thereon. (Not shown) In this example, a diffraction grating image by EB drawing was used as an OVD relief pattern.

Next, on the relief forming layer (3421) on which the OVD relief pattern was formed by the above method, an Al layer having a thickness of 0.05 μm was formed using a vacuum deposition method to provide a reflective thin film layer (3422). Was. An adhesive layer paint is applied to the upper layer by a gravure method at a drying temperature of 110 ° C. and a coating thickness of 0.1 μm.
It was applied at 5 μm to provide an adhesive layer (343). Finally,
A back surface on a substrate (311) as a support [(release layer (3
41) on the side opposite to the side on which the backcoat layer is formed], applying a backcoat layer paint using a gravure method at a drying temperature of 110 ° C. and a coating thickness of 0.7 μm to provide a backcoat layer (312). A transfer sheet having a reflective OVD print area (34) was produced.

Next, a transfer sheet having a transmission type OVD print area (35) was prepared. First, a release layer paint is applied to a substrate (311) made of a transparent polyethylene terephthalate (PET) film having a thickness of 9 μm at a drying temperature of 110 ° C. and a coating thickness of 0.8 μm using a gravure method, and a release layer (341) is formed. Formed. The upper layer is coated with a relief forming layer coating material using a gravure method at a drying temperature of 110 ° C. and a coating thickness of 0.1 μm.
It was applied at 5 μm to obtain a relief forming raw material (not shown).

Next, a nickel mold having an OVD relief pattern of a transmission type OVD was heated to 165 ° C.
The relief forming layer (34) is formed by a known roll embossing method.
21) By pressing on the relief forming layer (342)
1) An OVD relief pattern was formed thereon. (Not shown) In the present embodiment, a 2D / 3D type rainbow hologram image by a two-step method is used as an OVD relief pattern.

Next, on the relief forming layer (3421) on which the OVD relief pattern has been formed by the above method, a 0.08 μm-thick ZnS layer is formed by vacuum evaporation to provide a transparent thin film layer (3522). Was. An adhesive layer paint was applied on the upper layer by a gravure method at a drying temperature of 110 ° C. and an applied thickness of 0.5 μm to provide an adhesive layer (343). Finally, on the back surface (the surface opposite to the surface on which the release layer (341) is formed) on the base material (311) as a support, the back coat layer paint is applied with a gravure method at a drying temperature of 110 ° C. ,
Coating with a coating thickness of 0.7 μm, back coat layer (312)
Was provided to prepare a transfer sheet having a transmission type OVD printing area (35).

Finally, the produced transfer sheets were joined by physical means, and register marks (26) were provided by an ink jet method to obtain an OVD image composite type color transfer sheet (21).

The coating materials used in the production of the OVD transfer sheet will be described below. (Sublimation transfer layer paint-Y ink) Yellow dye ... 5 parts Butyral resin ... 5 parts Silicon-modified polyester resin ... 0.05 parts Methyl ethyl ketone ... 45 parts Toluene ... 45 parts (Sublimation transfer layer paint-M ink) Red dye ... 5 parts Butyral resin ... 5 parts Silicon-modified polyester resin ... 0.05 parts Methyl ethyl ketone ... 45 parts Toluene ... 45 parts (Sublimation transfer layer paint-C ink) Blue dye ... 5 parts Butyral resin ... 5 parts Silicon-modified polyester resin ... 0.05 parts Methyl ethyl ketone: 45 parts Toluene: 45 parts (release coating) Cellulose resin: 20 parts Silicon oil: 0.2 parts Methyl ethyl ketone: 80 parts (heat melting transfer layer coating) Carbon black: 5 parts Vinyl chloride-vinyl acetate copolymer ... 15 parts Acrylic resin ... 5 parts Methyl Ethyl ketone: 40 parts Toluene: 35 parts (Release layer coating) Acrylic resin: 30 parts Polyester resin: 5 parts Toluene: 40 parts Methyl ethyl ketone: 40 parts Methyl isobutyl ketone: 20 parts (Relief forming layer coating) Vinyl chloride-vinyl acetate copolymer Combined: 25 parts Urethane resin: 10 parts Methyl ethyl ketone: 70 parts Toluene: 30 parts (coating for adhesive layer) Vinyl chloride-vinyl acetate copolymer: 30 parts Polyester resin: 20 parts Methyl ethyl ketone: 50 parts Toluene: 50 parts (back coat layer) Paint) Vinyl resin ... 50 parts Isocyanate curing agent ... 5 parts Silicone WAX ... 1 part Methyl ethyl ketone ... 50 parts Toluene ... 50 parts

The OVD image composite type color transfer sheet (21) produced by the above method is applied to a color image portion (421) and a black image portion (422) on a medium (415) which is a seal with an image receiving layer using a thermal transfer printer. ), Reflective OVD
Image part (423), transmission type OVD image part (424)
Of the OVD image (1)
An image display medium (11) having 2) was obtained.

In this embodiment, an OVD image composite transfer sheet in which a color transfer sheet, a reflection type OVD transfer sheet, and a transmission type OVD transfer sheet are integrated is used, but each transfer sheet is a single sheet according to the transfer method of the printer. It does not matter.

[0052]

According to the present invention, by transferring and printing a hologram and a diffraction grating, it is possible to obtain an image display medium which is excellent in decorativeness, is varied and is unique. Further, if the present invention is applied to an ID card, a credit card, an identification card, and the like, countermeasures against forgery and tampering can be obtained.

[Brief description of the drawings]

FIG. 1 is a plan view showing an example of an image display medium with an OVD image according to the present invention.

FIGS. 2A and 2B are diagrams illustrating an OVD image composite type color transfer sheet according to the present invention, wherein FIG. 2A is a plan view and FIG.

3A and 3B are diagrams illustrating a method for manufacturing an image display medium according to the present invention, wherein FIG. 3A is a schematic diagram of an apparatus configuration, and FIG. 3B is a schematic diagram illustrating a procedure of image formation by transfer and printing.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 ... Image display medium 12 ... Color image with OVD image 121,421 ... Color image part 122,422 ... Black image part 123,423 ... Reflection type OVD image part 124,424 ... Transmission type OVD image part 21, 31 ... OVD image Composite color transfer sheet 22, 32: color print area 221: Y print area 222 ... M print area 223 ... C print area 23, 33 ... black print area 24, 34 ... reflective OVD print area 25, 35 ... transmission OVD Printing area 26 ... Register mark 311 ... Base material 312 ... Back coat layer 321 ... Y print sublimation transfer layer 322 ... M print sublimation transfer layer 323 ... C print sublimation transfer layer 331 ... Release layer 332 ... Heat fusion transfer layer 341 ... Peeling Layer 342 OVD layer 343 Adhesive layer 3421 Relief forming layer 3422 Reflective thin film layer 3522 Over thin film layer 41 ... printing machine 411 ... transfer sheet feeding mechanism 412 ... positioning sensor 413 ... thermal head 414 ... medium feeding mechanism 415 ... medium 50 ... Computer 60 ... digital camera

Claims (5)

[Claims] 1. An image display medium with an OVD image, wherein a color image and an OVD image are formed on a single leaf image medium. 2. The image display medium with an OVD image according to claim 1, wherein the OVD image is formed by using one or both of a reflection type OVD image and a transmission type OVD image. . 3. The image display medium according to claim 1, wherein
An image display medium with an OVD image, wherein the color image is a face photograph. 4. A YMCK color transfer sheet, reflection type OVD
Reflective OVD transfer sheet with image, transmissive OVD
A transmission type OVD transfer sheet comprising an image, based on image data specified either by transfer-printing in which the transfer sheet in advance which parts, characterized in that it transferred and printed on the image display medium by thermal means A method for producing an image display medium with an OVD image. 5. A YMCK color printing area and a reflection type OVD
An OVD image composite transfer sheet having one or both of an image printing area and a transmission type OVD image printing area.