CN209182590U - High-resolution crosstalk-free one-dimensional integrated imaging 3D display device - Google Patents
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Abstract
本实用新型公开了高分辨率的无串扰一维集成成像3D显示装置，包括显示屏1、显示屏2、狭缝偏振片1、狭缝偏振片2；复合微图像阵列1中每个图像元发出的光线可以通过狭缝光栅2和狭缝光栅4中对应的狭缝，重建3D图像，且不能通过狭缝光栅2和狭缝光栅4中的其他狭缝；复合微图像阵列2中每个图像元全部被通过狭缝光栅1和狭缝光栅3中对应狭缝的光线照明，重建3D图像，且通过狭缝光栅1和狭缝光栅3中每个狭缝的光线只照明复合微图像阵列2中对应的图像元；重建的两个3D图像在观看区域合并成一个高分辨率的无串扰3D图像。
The utility model discloses a high-resolution crosstalk-free one-dimensional integrated imaging 3D display device, comprising a display screen 1, a display screen 2, a slit polarizer 1, and a slit polarizer 2; each image element in the composite micro-image array 1 The emitted light can pass through the corresponding slits in the slit grating 2 and the slit grating 4 to reconstruct a 3D image, and cannot pass through other slits in the slit grating 2 and the slit grating 4; The image elements are all illuminated by the light passing through the corresponding slits in the slit grating 1 and the slit grating 3, and the 3D image is reconstructed, and the light passing through each slit in the slit grating 1 and the slit grating 3 only illuminates the composite micro-image array 2 corresponding image elements; the reconstructed two 3D images are merged into one high-resolution crosstalk-free 3D image in the viewing area.
Description
技术领域technical field
本实用新型涉及集成成像3D显示，更具体地说，本实用新型涉及高分辨率的无串扰一维集成成像3D显示装置。The utility model relates to an integrated imaging 3D display, more specifically, the utility model relates to a high-resolution crosstalk-free one-dimensional integrated imaging 3D display device.
背景技术Background technique
一维集成成像3D显示技术是一种无需任何助视设备的真3D显示技术。该技术具有裸眼观看的特点，其记录和显示的过程相对简单，且能显示全真色彩的立体图像，是目前3D显示的热点技术之一。但是，低分辨率与串扰仍然是限制一维集成成像3D显示广泛应用的主要因素。One-dimensional integrated imaging 3D display technology is a true 3D display technology that does not require any visual aids. This technology has the characteristics of viewing with naked eyes. Its recording and display process is relatively simple, and it can display full-color stereoscopic images. It is one of the hot technologies of 3D display at present. However, low resolution and crosstalk are still the main factors that limit the wide application of one-dimensional integrated imaging 3D display.
发明内容SUMMARY OF THE INVENTION
本实用新型提出了高分辨率的无串扰一维集成成像3D显示装置，如附图1和2所示，其特征在于，包括显示屏1、显示屏2、狭缝偏振片1、狭缝偏振片2；显示屏1、显示屏2、狭缝偏振片1、狭缝偏振片2平行放置，且对应对齐；狭缝偏振片1与显示屏1贴合，狭缝偏振片2与显示屏2贴合；狭缝偏振片1位于显示屏1与狭缝偏振片2之间，狭缝偏振片2位于狭缝偏振片1与显示屏2之间；狭缝偏振片1带有狭缝光栅1，狭缝偏振片2带有狭缝光栅2，如附图3和附图4所示；显示屏1用于显示复合微图像阵列1，复合微图像阵列1由图像元和狭缝光栅3交替排列组成，显示屏2用于显示复合微图像阵列2，复合微图像阵列2由狭缝光栅4和图像元交替排列组成，如附图5和附图6所示；图像元、狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的节距相同；狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的孔径宽度相同；狭缝偏振片1和狭缝偏振片2的厚度相同；狭缝偏振片1与显示屏2的间距等于显示屏1与狭缝偏振片2的间距；The utility model proposes a high-resolution crosstalk-free one-dimensional integrated imaging 3D display device, as shown in Figures 1 and 2, which is characterized in that it includes a display screen 1, a display screen 2, a slit polarizer 1, a slit polarizer Film 2; display screen 1, display screen 2, slit polarizer 1, and slit polarizer 2 are placed in parallel and aligned correspondingly; slit polarizer 1 is bonded to display screen 1, and slit polarizer 2 and display screen 2 Bonding; slit polarizer 1 is located between display screen 1 and slit polarizer 2, and slit polarizer 2 is located between slit polarizer 1 and display screen 2; slit polarizer 1 has slit grating 1 , the slit polarizer 2 has a slit grating 2, as shown in accompanying drawings 3 and 4; the display screen 1 is used to display a composite micro-image array 1, and the composite micro-image array 1 is alternately composed of image elements and slit gratings 3 Composed of arrangements, the display screen 2 is used to display a composite microimage array 2, and the composite microimage array 2 is composed of slit gratings 4 and image elements alternately arranged, as shown in accompanying drawings 5 and 6; image elements, slit gratings 1 , slit grating 2, slit grating 3 and slit grating 4 have the same pitch; slit grating 1, slit grating 2, slit grating 3 and slit grating 4 have the same aperture width; slit polarizer 1 and The thickness of the slit polarizer 2 is the same; the distance between the slit polarizer 1 and the display screen 2 is equal to the distance between the display screen 1 and the slit polarizer 2;
狭缝偏振片1与显示屏2的间距g计算如下：The distance g between the slit polarizer 1 and the display screen 2 is calculated as follows:
（1） (1)
其中，p是狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的节距，w是狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的孔径宽度，t是狭缝偏振片1和狭缝偏振片2的厚度；狭缝光栅2中的狭缝数目与微图像阵列1中的图像元数目相同，狭缝光栅1中的狭缝数目与微图像阵列2中的图像元数目相同；复合微图像阵列1中每个图像元发出的光线可以通过狭缝光栅2和狭缝光栅4中对应的狭缝，重建3D图像，且不能通过狭缝光栅2和狭缝光栅4中的其他狭缝，从而消除了复合微图像阵列1中图像元之间的串扰；Among them, p is the pitch of slit grating 1, slit grating 2, slit grating 3 and slit grating 4, w is the aperture of slit grating 1, slit grating 2, slit grating 3 and slit grating 4 width, t is the thickness of slit polarizer 1 and slit polarizer 2; the number of slits in slit grating 2 is the same as the number of image elements in micro image array 1, and the number of slits in slit grating 1 is the same as that of micro The number of image elements in the image array 2 is the same; the light emitted by each image element in the composite micro-image array 1 can pass through the corresponding slits in the slit grating 2 and the slit grating 4 to reconstruct a 3D image, and cannot pass through the slit grating 2 and other slits in the slit grating 4, thereby eliminating crosstalk between image elements in the composite microimage array 1;
复合微图像阵列2中每个图像元全部被通过狭缝光栅1和狭缝光栅3中对应狭缝的光线照明，重建3D图像，且通过狭缝光栅1和狭缝光栅3中每个狭缝的光线只照明复合微图像阵列2中对应的图像元，从而消除了复合微图像阵列2中图像元之间的串扰；重建的两个3D图像在观看区域合并成一个高分辨率的无串扰3D图像。Each image element in the composite micro-image array 2 is all illuminated by the light passing through the corresponding slits in the slit grating 1 and the slit grating 3, reconstructing a 3D image, and passing through each slit in the slit grating 1 and the slit grating 3 The light only illuminates the corresponding image elements in the composite micro-image array 2, thereby eliminating the crosstalk between the image elements in the composite micro-image array 2; the reconstructed two 3D images are merged into one high-resolution crosstalk-free 3D image in the viewing area image.
附图说明Description of drawings
附图1为本实用新型的结构图Accompanying drawing 1 is the structural diagram of the present utility model
附图2为本实用新型的参数图Accompanying drawing 2 is the parameter figure of the utility model
附图3为本实用新型的狭缝偏振片1的排列示意图Accompanying drawing 3 is the arrangement diagram of slit polarizer 1 of the present utility model
附图4为本实用新型的狭缝偏振片2的排列示意图Accompanying drawing 4 is the arrangement diagram of the slit polarizer 2 of the present utility model
附图5为本实用新型的复合微图像阵列1的排列示意图Accompanying drawing 5 is the arrangement diagram of composite micro image array 1 of the present utility model
附图6为本实用新型的复合微图像阵列2的排列示意图Accompanying drawing 6 is the arrangement diagram of composite micro-image array 2 of the present utility model
上述附图中的图示标号为：The pictorial labels in the above-mentioned accompanying drawings are:
1显示屏1，2显示屏2，3狭缝偏振片1，4狭缝偏振片2，5 复合微图像阵列1，6复合微图像阵列2，7 狭缝光栅1，8 狭缝光栅2，9 狭缝光栅3，10 狭缝光栅4，11 图像元。1 display screen 1, 2 display screen 2, 3 slit polarizer 1, 4 slit polarizer 2, 5 composite microimage array 1, 6 composite microimage array 2, 7 slit grating 1, 8 slit grating 2, 9 slit grating 3, 10 slit grating 4, 11 image element.
具体实施方式Detailed ways
下面详细说明本实用新型的高分辨率的无串扰一维集成成像3D显示装置的一个典型实施例，对本实用新型进行进一步的具体描述。有必要在此指出的是，以下实施例只用于本实用新型做进一步的说明，不能理解为对本实用新型保护范围的限制，该领域技术熟练人员根据上述本实用新型内容对本实用新型做出一些非本质的改进和调整，仍属于本实用新型的保护范围。A typical embodiment of the high-resolution crosstalk-free one-dimensional integrated imaging 3D display device of the present invention will be described in detail below, and the present invention will be further described in detail. It is necessary to point out here that the following examples are only used for further illustration of the utility model, and can not be interpreted as limiting the protection scope of the utility model. Non-essential improvements and adjustments still belong to the protection scope of the present utility model.
本实用新型提出了高分辨率的无串扰一维集成成像3D显示装置，如附图1和2所示，其特征在于，包括显示屏1、显示屏2、狭缝偏振片1、狭缝偏振片2；显示屏1、显示屏2、狭缝偏振片1、狭缝偏振片2平行放置，且对应对齐；狭缝偏振片1与显示屏1贴合，狭缝偏振片2与显示屏2贴合；狭缝偏振片1位于显示屏1与狭缝偏振片2之间，狭缝偏振片2位于狭缝偏振片1与显示屏2之间；狭缝偏振片1带有狭缝光栅1，狭缝偏振片2带有狭缝光栅2，如附图3和附图4所示；显示屏1用于显示复合微图像阵列1，复合微图像阵列1由图像元和狭缝光栅3交替排列组成，显示屏2用于显示复合微图像阵列2，复合微图像阵列2由狭缝光栅4和图像元交替排列组成，如附图5和附图6所示；图像元、狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的节距相同；狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的孔径宽度相同；狭缝偏振片1和狭缝偏振片2的厚度相同；狭缝偏振片1与显示屏2的间距等于显示屏1与狭缝偏振片2的间距；The utility model proposes a high-resolution crosstalk-free one-dimensional integrated imaging 3D display device, as shown in Figures 1 and 2, which is characterized in that it includes a display screen 1, a display screen 2, a slit polarizer 1, a slit polarizer Film 2; display screen 1, display screen 2, slit polarizer 1, and slit polarizer 2 are placed in parallel and aligned correspondingly; slit polarizer 1 is bonded to display screen 1, and slit polarizer 2 and display screen 2 Bonding; slit polarizer 1 is located between display screen 1 and slit polarizer 2, and slit polarizer 2 is located between slit polarizer 1 and display screen 2; slit polarizer 1 has slit grating 1 , the slit polarizer 2 has a slit grating 2, as shown in accompanying drawings 3 and 4; the display screen 1 is used to display a composite micro-image array 1, and the composite micro-image array 1 is alternately composed of image elements and slit gratings 3 Composed of arrangements, the display screen 2 is used to display a composite microimage array 2, and the composite microimage array 2 is composed of slit gratings 4 and image elements alternately arranged, as shown in accompanying drawings 5 and 6; image elements, slit gratings 1 , slit grating 2, slit grating 3 and slit grating 4 have the same pitch; slit grating 1, slit grating 2, slit grating 3 and slit grating 4 have the same aperture width; slit polarizer 1 and The thickness of the slit polarizer 2 is the same; the distance between the slit polarizer 1 and the display screen 2 is equal to the distance between the display screen 1 and the slit polarizer 2;
狭缝偏振片1与显示屏2的间距g计算如下：The distance g between the slit polarizer 1 and the display screen 2 is calculated as follows:
（1） (1)
其中，p是狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的节距，w是狭缝光栅1、狭缝光栅2、狭缝光栅3和狭缝光栅4的孔径宽度，t是狭缝偏振片1和狭缝偏振片2的厚度；狭缝光栅2中的狭缝数目与微图像阵列1中的图像元数目相同，狭缝光栅1中的狭缝数目与微图像阵列2中的图像元数目相同；复合微图像阵列1中每个图像元发出的光线可以通过狭缝光栅2和狭缝光栅4中对应的狭缝，重建3D图像，且不能通过狭缝光栅2和狭缝光栅4中的其他狭缝，从而消除了复合微图像阵列1中图像元之间的串扰；Among them, p is the pitch of slit grating 1, slit grating 2, slit grating 3 and slit grating 4, w is the aperture of slit grating 1, slit grating 2, slit grating 3 and slit grating 4 width, t is the thickness of slit polarizer 1 and slit polarizer 2; the number of slits in slit grating 2 is the same as the number of image elements in micro image array 1, and the number of slits in slit grating 1 is the same as that of micro The number of image elements in the image array 2 is the same; the light emitted by each image element in the composite micro-image array 1 can pass through the corresponding slits in the slit grating 2 and the slit grating 4 to reconstruct a 3D image, and cannot pass through the slit grating 2 and other slits in the slit grating 4, thereby eliminating crosstalk between image elements in the composite microimage array 1;
复合微图像阵列2中每个图像元全部被通过狭缝光栅1和狭缝光栅3中对应狭缝的光线照明，重建3D图像，且通过狭缝光栅1和狭缝光栅3中每个狭缝的光线只照明复合微图像阵列2中对应的图像元，从而消除了复合微图像阵列2中图像元之间的串扰；重建的两个3D图像在观看区域合并成一个高分辨率的无串扰3D图像。Each image element in the composite micro-image array 2 is all illuminated by the light passing through the corresponding slits in the slit grating 1 and the slit grating 3, reconstructing a 3D image, and passing through each slit in the slit grating 1 and the slit grating 3 The light only illuminates the corresponding image elements in the composite micro-image array 2, thereby eliminating the crosstalk between the image elements in the composite micro-image array 2; the reconstructed two 3D images are merged into one high-resolution crosstalk-free 3D image in the viewing area image.
复合微图像阵列1包含20列图像元，19列狭缝；狭缝偏振片1包含19列狭缝；复合微图像阵列2包含19列图像元，20列狭缝；狭缝偏振片2包含20列狭缝；图像元的节距、图像元的节距、狭缝阵列1的节距、狭缝阵列2的节距、狭缝阵列3的节距、狭缝阵列4的节距均为10mm，狭缝阵列1、狭缝阵列2、狭缝阵列3和狭缝阵列4的孔径宽度均为2mm，狭缝偏振片1和狭缝偏振片2的厚度均为1mm，根据式（1）计算得到狭缝偏振片1与显示屏2的间距和显示屏1与狭缝偏振片2的间距均为2mm；3D图像包含20列像素，3D图像包含19列像素，合并3D图像的水平分辨率为39；复合微图像阵列1中每个图像元发出的光线可以通过狭缝光栅2和狭缝光栅4中对应的狭缝，重建3D图像，且不能通过狭缝光栅2和狭缝光栅4中的其他狭缝，从而消除了复合微图像阵列1中图像元之间的串扰；复合微图像阵列2中每个图像元全部被通过狭缝光栅1和狭缝光栅3中对应狭缝的光线照明，重建3D图像，且通过狭缝光栅1和狭缝光栅3中每个狭缝的光线只照明复合微图像阵列2中对应的图像元，从而消除了复合微图像阵列2中图像元之间的串扰；重建的两个3D图像在观看区域合并成一个高分辨率的无串扰3D图像。Composite micro image array 1 contains 20 columns of image elements and 19 columns of slits; slit polarizer 1 contains 19 columns of slits; composite micro image array 2 contains 19 columns of image elements and 20 columns of slits; slit polarizer 2 contains 20 columns of slits Column slits; the pitch of the image element, the pitch of the image element, the pitch of the slit array 1, the pitch of the slit array 2, the pitch of the slit array 3, and the pitch of the slit array 4 are all 10mm , the aperture widths of slit array 1, slit array 2, slit array 3 and slit array 4 are all 2 mm, and the thickness of slit polarizer 1 and slit polarizer 2 is 1 mm, calculated according to formula (1) The distance between the slit polarizer 1 and the display screen 2 and the distance between the display screen 1 and the slit polarizer 2 are both 2 mm; the 3D image contains 20 columns of pixels, the 3D image contains 19 columns of pixels, and the horizontal resolution of the combined 3D image is 39; The light emitted by each image element in the composite micro-image array 1 can pass through the corresponding slits in the slit grating 2 and the slit grating 4 to reconstruct a 3D image, and cannot pass through the slit gratings in the slit grating 2 and the slit grating 4 Other slits, thereby eliminating the crosstalk between the image elements in the composite microimage array 1; each image element in the composite microimage array 2 is all illuminated by the light passing through the corresponding slits in the slit grating 1 and the slit grating 3, A 3D image is reconstructed, and the light passing through each slit in the slit grating 1 and the slit grating 3 only illuminates the corresponding image element in the composite micro-image array 2, thereby eliminating the crosstalk between the image elements in the composite micro-image array 2 ; The reconstructed two 3D images are merged into one high-resolution crosstalk-free 3D image in the viewing area.
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