JPH0778577B2 - Method for producing and reproducing three-dimensional image original picture - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The disclosed technology belongs to the technical field of optical technology in which an image of a printed matter such as a magazine such as a photobook or a gravure is three-dimensionalized and visually recognized as a three-dimensional image.

<Summary of Summary> Therefore, the invention of this application is a stereoscopic image original image in which a left-view image and a right-view image are attached to a photograph such as a gravure so as to be stereoscopically viewed by stereoscopic glasses or the like. It is an invention relating to a manufacturing method by printing and a reproducing method by stereoscopic vision, and in particular, a left-view polarizing filter and a right-view polarizing filter are arranged in a group by closely disposing a left-view filter and a right-view filter on a photosensitive paper. A polarizing filter is formed and attached, and the light from the light source is temporally shifted by a left-view filter and a right-view filter through a lens or the like, and the photosensitive paper is exposed to light and fixed after development. When the photosensitive paper is a reflection type, the left and right polarizing glasses are used to visually recognize the stereoscopic image, and when the photosensitive paper is a transmissive type, the original image is formed. Polarization filter for left and right A stereoscopic image original image that is attached, transmits the light from the light source, projects it on the polarization maintaining screen, and makes it possible to visually recognize the stereoscopic image with the left-view filter glasses and the right-view filter glasses. It is an invention relating to a method.

<Prior art> As is well known, the improvement of civic life largely follows the rapid development of science and technology, but especially in the modern information society, information is not only used for civilian use but also for industrial use. Processing technology is spreading to every corner, and in particular, due to the remarkable development of electronic optics such as enlarged image projection on TV and screen, accurate and stable information transmission and processing can be smoothly performed. Is becoming.

Thus, from the early stages of development, image processing transmission technology, which is based on photographic technology and printing technology, has been a type of two-dimensional plane processing.

However, as described above, in the information society of recent years, it is difficult to transmit accurate processing by mere two-dimensional plane processing due to the high level of transmission processing information, and it is difficult to visually recognize and understand, and sufficient effects can be obtained. In many cases, it is rapidly desired that an image accompanying information processing be processed into a three-dimensional image.

<Problems to be Solved by the Invention> In order to deal with this, stereoscopic image processing that has been developed so far prints and captures an image for left-view and an image for right-view separately, respectively, and a left-view lens and a right-view lens are used. Visualization of a three-dimensional image by a viewing lens, or a left-view color filter or a right-view color filter.Therefore, a pair of left-view image principle and right-view image principle is created for parallel. Therefore, there is the disadvantage that the creation of the original image is extremely troublesome, the number of steps is large, and the cost is high, and there is no image shift or color shift between left-view and right-view. Skill is required from the point that it needs to be created, the work is extremely troublesome, there is a difficulty that practical application is hindered, and it is also reliable when visually recognizing that the original image side has not been created accurately However, there is a drawback in that it is not possible to obtain a clear image.

<Purpose of Invention> The purpose of the invention of this application is to solve the problem of the stereoscopic image original image created by photoengraving based on the above-mentioned technique, and to set the stereoscopic image original image to one original image, Remarkably easy, accurate, and inexpensive, moreover, when viewing the stereoscopic image through a lens or the like, it is possible to see an extremely clear stereoscopic image with good contrast, and the reflection type, It is intended to provide an excellent three-dimensional image original image and a manufacturing method and a reproducing method thereof which are useful for the image processing technology application field in the information industry by making it possible to visually recognize a magnified three-dimensional image regardless of the transmission type. is there.

<Means and Actions for Solving the Problem> In order to solve the above-mentioned problems, the configuration of the invention of the present application, which is based on the above-mentioned object and has the scope of the above-mentioned claims, is a reflection type stereoscopic image, or Is, when visually enlarging the three-dimensional image by enlarging it in a transmissive manner, and when creating the three-dimensional original image, a left-handed polarizing filter and a right-handed polarizing filter of a predetermined minute size are adjacent to each other on a predetermined photosensitive paper. A large number of polarizing filters are directly attached to the photosensitive paper, the left-view image film and the right-view image film are passed through a lens, and the light from the light source is transmitted to the left-view image filter and the right-view image filter. A polarizing filter for vision is transmitted through a time lag, and is subdivided on the photosensitive paper by a polarizing filter for left viewing and a polarizing filter for right viewing that are attached to the photosensitive paper. And then develop To fix it into a three-dimensional original image, and the polarizing filter attached to the photosensitive paper does not peel or move during this time.Therefore, one stereoscopic image should be formed as a left-view image and a right-view image. Thus, when stereoscopically viewing a stereoscopic image formed on the original image, when the photosensitive paper of the original image is a reflection type, by wearing polarizing glasses with a left-view polarizing filter and a right-view polarizing filter, , A left-view image and a right-view image, which are formed adjacent to each other on a photosensitive paper, through a left-view polarizing filter and a right-view polarizing filter attached to the photosensitive paper. To ensure that the stereoscopic image is visible, and when the photosensitive paper is a transmissive type, the light from the light source is attached to the photosensitive paper and the polarizing filter for left-eye and right-eye is used. The original image for left-eye and the original image for right-eye of the photosensitive paper are picked up through the polarizing filter for Passes through a lens, it is enlarged and projected onto the polarization maintaining screen,
The magnified image projected on the polarization maintaining screen can be visually recognized through the polarization glasses of the left-viewing polarization filter and the right-viewing polarization filter, so that the magnified stereoscopic image on the polarization maintaining screen can be reliably viewed. It is a technical measure that makes it possible.

<Example> Next, an example of the invention of this application will be described with reference to the drawings. Throughout the drawings, p represents a left-view filter or left-view image, and s represents a right-view filter or right-view image.

In the embodiment shown in FIGS. 1 to 3, 1 is a magazine-type three-dimensional image original image, and the original image 2 is formed only on the front surface side of each page. The image original image p and the right-view image original image s are shown adjacent to each other by the presence or absence of hatching, and in the illustrated mode, they are densely formed adjacent to each other in a mosaic checkered pattern. As shown in FIGS. 2 and 3, the pixel p and the original image pixel s are attached to each other in a close contact state with a left-view polarization filter p ′ and a right-view polarization filter s ′, respectively, as shown in FIGS. There is.

It should be noted that the left-view polarization filter p and the right-view polarization filter s are composed of one transparent polarization filter 3 as a whole.

Therefore, the left-view pixel p and the right-view image s form one image 4 as a whole, but even if the stereoscopic image 4 of the presentation is directly viewed with the naked eye, it is still visible as a stereoscopic image. Is impossible.

It should be noted that, apart from the aspect in which the checkered pattern-type left-eye image p and right-eye image s shown in FIG. 1 are adjacent to each other, as shown in FIG. Pixels for use are alternately vertical,
Alternatively, a mode of the stereoscopic image original picture 1'which is arranged horizontally in a strip shape next to each other is also possible.

Thus, when manufacturing the above-mentioned three-dimensional image original picture, the fifth, sixth,
As shown in FIG. 7, a left-handed polarizing filter p ′ and a right-handed polarizing filter s ′ of a predetermined minute size are provided on the surface of a predetermined photosensitive paper 5.
Polarizing filters 3 formed in a checkered pattern in a mosaic pattern adjacent to each other are attached to the light source 6, and a light source 6 and a condenser lens 7 are attached to the left viewing image film 8 as shown in FIG. When the polarized light filter p10 for left viewing is set through the projection lens 9 and the light from the light source 6 is transmitted, only the image light for left viewing is transmitted through the polarizing filter 3 attached to the photosensitive paper 5. It is irradiated and exposed.

Then, as shown in FIG. 6, after a predetermined time, the right-view image film 8 ′ is replaced in place of the left-view image film 8 and the light from the same light source 6 is transmitted.
By inserting a right-view polarization filter s10 between the polarization filter 3 and the polarization filter 3, only the right-view light transmitted through the right-view polarization filter s'is transmitted to the photosensitive paper 5 for the right-view. By exposing the image as a right-view pixel, and then performing a predetermined development and fixing process, the left-view image pixel p and the right-view image pixel s are closely adjacent to each other on the photosensitive paper 5. The stereoscopic image 4 can be created.

It should be noted that when the left-view image pixel p'and the right-view image pixel s' shown in FIGS. 5 and 6 are exposed, it is not necessary to peel or move the polarizing filter 3 attached to the surface of the photosensitive paper. Instead, the left-view image and the right-view image may be exposed in the directly attached state.

When the stereoscopic image original image 4 thus created is visually recognized as a stereoscopic image, when the photosensitive paper 5 of the stereoscopic image original image is of a reflection type, it is displayed on the photosensitive paper 5 as in the embodiment shown in FIG. On the surface of the original image 5'on which the stereoscopic image is formed, the left-view polarization filter p and the right-view polarization filter s corresponding to the left-view image pixel p and the right-view image pixel s are adjacent to each other as described above. By viewing the original image 5'using the polarizing glasses 11 of the left-view polarizing filter p "and the right-view polarizing filter s" while the polarizing filter 3 formed into a filter group is attached, a stereoscopic image is surely obtained. Can be seen.

Of course, in this case, the image formed on the original image 5'may be monochrome or color.

If the original image 5'of the photosensitive paper is a light-transmissive original image, the original image 5'in which the polarizing filter 3 is attached to the light source 6'such as a halogen lamp as in the embodiment shown in FIG. And the image of the original image 5'is enlarged and projected on the polarization maintaining screen 12 by the projection lens 9 ', the left-view image p and right-view image s of the original image 5'of the photosensitive paper are polarized correspondingly. When it is enlarged and projected in a checkered pattern on the holding screen 12 and is visually recognized by the polarization glasses 11 of the left-view polarization filter p ″ and the right-view polarization filter s ″, a reliable stereoscopic image 4 ′ is visually recognized. .

Of course, also in this embodiment, the visible polarization maintaining screen
It goes without saying that the stereoscopic image 4'enlarged and projected on 12 may be monochrome or color.

Even in the case of the reflection type embodiment shown in FIG.
Even in the case of the transmissive embodiment shown in the drawing, the stereoscopic image original image 5'may be the checkerboard type pixel group shown in FIG. 1 or the strip-shaped pixel group shown in FIG. Of course, of course.

Of course, the embodiment of the invention of this application is not limited to the above-mentioned embodiments. For example, when the original image of the stereoscopic image is a transparent moving image film, the stereoscopic image on the screen of the stereoscopic movie is displayed. It is needless to say that the image pixel in the original image may be a real image such as a photograph or an image created by an animation method.

<Effects of the Invention> As described above, according to the invention of this application, when the stereoscopic image is visually recognized by basically enlarging the stereoscopic image in the reflection type or the transmission type, As in the embodiment,
It is not necessary to create and prepare a pair of left-view images and right-view images one by one, and only one original image is required, which is extremely easy to create and easy to handle during visual recognition. The excellent effect is that the creation can be visually confirmed without requiring any skill.

Since the original image pixels created on the photosensitive paper can accurately use the optical enlargement / reduction technology, the left-view pixels and the right-view pixels are arranged in a checkerboard pattern or a strip-shaped pixel group. As a result, there is an effect that the array can be easily formed, and that the image can be enlarged and visually recognized as it is.

In addition, by using the currently developed optical printing technology for the 3D image original picture, it can be displayed in photographs and magazines in a considerably narrow space, and can be used for home albums and slides. Can be used as a stereoscopic image processing for academic research and information processing of production activities.

Thus, in the case where the three-dimensional image original image formed on the photosensitive paper or the like is a reflection type, the three-dimensional image can be accurately viewed simply by polarizing glasses having a left-view polarizing filter and a right-view polarizing filter, Further, when the original three-dimensional image is a transmission type, by enlarging and projecting it on the polarization maintaining screen using a projection lens or the like, the effect that the enlarged three-dimensional image can be visually recognized through the polarizing glasses is provided. Played.

In the production of original stereoscopic images, a left-view image film and a right-view image film can be formed by simply attaching a plurality of left-view polarization filters and right-view polarization filters adjacent to each other on the surface of the photosensitive paper. An excellent effect that left-view image pixels and right-view image pixels are formed adjacent to each other on the photosensitive paper only by exchanging the use image film and irradiating and developing and fixing can be performed. .

[Brief description of drawings]

Drawing is explanatory drawing of the Example of invention of this application, FIG. 1 is a perspective view of a stereo image original image, FIG. 2 is the same partial sectional view, 3rd figure.
2 is a partially enlarged sectional view of FIG. 2, FIG. 4 is a perspective view of another embodiment of a stereoscopic image original, FIGS. 5 and 6 are side views of a process for producing an original stereoscopic image, and FIG. FIG. 8 is a perspective view of a polarizing filter in combination, FIG. 8 is a reflective visual perspective view of a stereoscopic image original image, and FIG. 9 is an enlarged projection visual perspective view of a stereoscopic image original image in a transmissive mode. p ... left-view image, s ... right-view image, 4 ... stereoscopic image, 5 '... stereoscopic image original image, p' ... left-view polarizing filter, s' ... right-view polarizing filter, 3 ... Polarizing filter, 5 ... Photosensitive paper, 11 ... Polarizing glasses, 12 ... Polarization maintaining screen

Claims (3)

[Claims] 1. A method for producing a stereoscopic image original image in which a left-view pixel and a right-view pixel are adjacent to each other and has a large number of pixel groups, wherein a left-view polarization filter and a right-view polarization filter are adjacent to each other. A large number of polarizing filters are formed on the photosensitive paper, and the polarizing filter irradiates the photosensitive paper with the left-view image light and the right-view image light at different times and irradiates the photosensitive paper through each polarized light. A method for producing a three-dimensional image original image, which is produced by performing development and fixing after that. 2. A method of manufacturing a stereoscopic image original image, wherein a left-view pixel and a right-view pixel are adjacent to each other and has a large number of pixel groups, wherein a left-view polarizing filter and a right-view polarizing filter are adjacent to each other. A large number of polarizing filters are formed on the photosensitive paper, and the polarizing filter irradiates the photosensitive paper with the left-view image light and the right-view image light at different times and irradiates the photosensitive paper through each polarized light. Then, the left and right polarization filters for the left-view pixels and the right-view polarization filters for the right-view pixels are formed next to each other on the surface of the original stereoscopic image to be developed and fixed. A method for reproducing a three-dimensional image original image, wherein the original image is visually recognized by polarizing glasses with a left-view polarizing filter and a right-view polarizing filter. 3. A method of manufacturing a stereoscopic image original image, wherein a left-view pixel and a right-view pixel are adjacent to each other and has a large number of pixel groups, wherein a left-view polarization filter and a right-view polarization filter are adjacent to each other. A large number of polarizing filters are attached to the photosensitive paper, and the left-view image light and the right-view image light are time-shifted to the polarizing filter to irradiate the photosensitive paper through each polarized light to expose it. Then, on the surface of the three-dimensional image original image that is produced by developing and fixing, a polarizing filter having a large number of left-eye polarizing filters for left-eye pixels and right-eye polarizing filters for right-eye pixels is formed next to each other. The projection image from the light source is transmitted to the polarization filter and the transmission type stereoscopic image original image and projected on the polarization maintaining screen, and the projection image on the polarization maintaining screen is projected to the left viewing polarizing filter and the right viewing polarizing filter. Visualize with the attached polarized glasses The method of reproducing a stereoscopic image original, characterized in that there was Unishi.