CN111240080A - 3D display panel and manufacturing method thereof - Google Patents
3D display panel and manufacturing method thereof Download PDFInfo
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- CN111240080A CN111240080A CN202010182344.4A CN202010182344A CN111240080A CN 111240080 A CN111240080 A CN 111240080A CN 202010182344 A CN202010182344 A CN 202010182344A CN 111240080 A CN111240080 A CN 111240080A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
Abstract
The invention provides a 3D display panel and a manufacturing method thereof, relating to the technical field of liquid crystal displays, comprising a backlight module and a display screen positioned at one side of the backlight module, wherein the display screen comprises: a TFT substrate, a CF substrate, and a liquid crystal layer; the TFT-ITO substrate-based liquid crystal display device further comprises an ITO substrate, a 3D grating layer structure positioned between the TFT substrate and the ITO substrate and POL polaroids respectively arranged on the opposite outer sides of the CF substrate and the ITO substrate; the TFT substrate and the backlight module are arranged oppositely, one POL polaroid is arranged between the TFT substrate and the backlight module, the other POL polaroid is arranged on one surface of the ITO substrate far away from the 3D grating layer structure, and the polarization directions of the two POL polaroid films are mutually perpendicular. The display LCD screen and the 3D LCD screen are prepared on two sides of the same TFT substrate, and are correspondingly arranged on the box with the CF substrate and the ITO substrate of the 3D LCD respectively, so that a 3D display screen structure with a whole 3-layer substrate and two layers of liquid crystal structures is formed, the whole thickness is greatly reduced, the preparation cost is greatly reduced, the structure is simple, and the popularization is facilitated.
Description
Technical Field
The invention relates to the technical field of liquid crystal displays, in particular to a 3D display panel and a manufacturing method thereof.
Background
The 3D display is a popular research and leading-edge technology in the current display field, and has wide application prospect and huge market potential. Among them, the LCD-based 3D display technology is widely used due to its advantages of being capable of freely performing 2D/3D switching and mature process.
However, the conventional LCD-based 3D display is generally formed by fully laminating a display LCD screen and a 3D LCD screen through OCR water, and a 2D/3D switching type stereoscopic display device is required to be configured, so that the CF substrate with a thicker thickness is usually thinned by a thinning process, which results in a complex structure and high cost, and the 3D display cannot be widely popularized in the consumer market.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a 3D display panel and a manufacturing method thereof, and aims to solve the problems that the conventional 3D display screen is difficult to popularize due to complex structure and high cost.
In a first aspect, the present invention provides a 3D display panel, including a backlight module and a display screen located at one side of the backlight module, where the display screen includes: the TFT substrate, the CF substrate which is opposite to the TFT substrate and is arranged in a bonding mode, and the liquid crystal layer which is located between the TFT substrate and the CF substrate; the TFT substrate is attached to the ITO substrate in a back-to-back mode, the 3D grating layer structure is located between the TFT substrate and the ITO substrate, and the POL polaroids are respectively arranged on the outer sides, opposite to the CF substrate and the ITO substrate, of the ITO substrate; the TFT substrate and the backlight module are arranged oppositely, one POL polaroid is arranged between the TFT substrate and the backlight module, the other POL polaroid is arranged on one surface, far away from the 3D grating layer structure, of the ITO substrate, and the polarization directions of the two POL polaroid films are perpendicular to each other.
As a further improvement, the upper surface and the lower surface of the TFT substrate are both provided with TFT films, one surface of the CF substrate, which is far away from the POL polaroid, is provided with a CF color resistance layer, and the liquid crystal layer is arranged between the TFT films and the CF color resistance layer.
As a further improvement, the CF color resistance layer comprises a red filter unit, a green filter unit and a blue filter unit which are correspondingly and alternately arranged.
As a further improvement, the 3D grating layer structure is a birefringent lenticular grating, the birefringent lenticular grating is composed of a lenticular array substrate and a liquid crystal material, and the liquid crystal material has a birefringent characteristic.
As a further improvement, an ITO electrode layer is arranged on one surface, far away from the POL polarizer, of the ITO substrate, and the ITO electrode layer is used for controlling refraction and deflection of the liquid crystal material.
As a further improvement, the backlight module comprises a light guide plate and a reflective sheet disposed on one surface of the light guide plate.
In a second aspect, the present invention provides a method for manufacturing a 3D display panel, comprising the steps of:
s10, preparing a TFT substrate, and correspondingly preparing a CF substrate and an ITO substrate on the right opposite side of the TFT substrate by taking the TFT substrate as a substrate;
s20, coating frame sealing glue on the peripheral area of any one of the TFT substrate and the CF substrate, dripping liquid crystal on the display area of the other substrate to form the liquid crystal layer, and arranging the TFT substrate and the CF substrate in a box-to-box manner;
s30, coating frame sealing glue on the peripheral area of any one of the TFT substrate and the ITO substrate, wherein the display area of the other substrate is provided with the 3D grating layer structure, and the TFT substrate and the ITO substrate are arranged in a box-to-box manner;
and S40, cutting the substrates formed by combining the paired boxes, correspondingly forming a single-board screen, laminating and configuring the POL polaroids on the upper and lower surfaces of the screen, and setting the polarization directions of the two POL polaroids to be perpendicular to each other.
As a further improvement, between steps S10 and S20, TFT film layers are respectively disposed on the upper and lower surfaces of the TFT substrate, and plated films are correspondingly formed on the surface of the TFT substrate.
As a further improvement, in step S30, a liquid crystal material is dropped into the display area of the ITO substrate in vacuum, and the lens array substrate with the 3D grating layer structure is disposed between the ITO substrate and the TFT substrate.
By adopting the technical scheme, the invention can obtain the following technical effects:
the application of the 3D display panel is to show that LCD screen and 3D LCD screen preparation are on the two sides of same TFT base plate, correspond respectively with CF base plate, 3D LCD's ITO base plate to the box setting, form 3D display screen structure of a holistic 3 layers of base plates with two-layer liquid crystal structure. This application need not OCR glue and laminates completely, saves one deck TFT base plate and 1 layer POL polaroid, and whole thickness reduces by a wide margin, greatly reduced manufacturing cost, and simple structure, benefit to promote and popularize. Wherein, because the one side of keeping away from its liquid crystal layer on the TFT base plate is provided with a POL polaroid, the ITO base plate keeps away from its liquid crystal material's one side far away and is provided with another POL polaroid, the POL polaroid has replaced traditional resin polaroid, and thickness between them reduces relatively to make liquid crystal display module and display panel more thin, improve the luminousness of liquid crystal display module and panel simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a 3D display panel according to an embodiment of the invention at a first viewing angle;
fig. 2 is a schematic structural diagram of a 3D display panel according to an embodiment of the invention at a second viewing angle;
fig. 3 is a schematic view of a display principle of a 3D display panel according to an embodiment of the present invention;
fig. 4 is a flowchart illustrating a method of manufacturing a 3D display panel according to an embodiment of the present disclosure.
Icon: 1-a backlight module; 2-a TFT substrate; a 3-CF substrate; 4-a liquid crystal layer; 5-an ITO substrate; 6-3D grating layer structure; 7-POL polarizer; 8-TFT film layer; 9-CF color resist layer; 10-ITO electrode layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The first embodiment of the present invention:
with reference to fig. 1 and fig. 3, the present embodiment provides a 3D display panel, which includes a backlight module 1 and a display screen located at one side of the backlight module 1. The display screen includes: a TFT substrate 2, a CF substrate 3 attached to face the TFT substrate 2, and a liquid crystal layer 4 between the TFT substrate 2 and the CF substrate 3.
In this embodiment, the display screen further includes an ITO substrate 5 attached to the TFT substrate 2 in a manner of being opposite to each other, a 3D grating layer structure 6 located between the TFT substrate 2 and the ITO substrate 5, and POL polarizers respectively disposed on the opposite outer sides of the CF substrate 3 and the ITO substrate 5. The TFT substrate 2 and the backlight module 1 are arranged oppositely, one POL polarizer 7 is arranged between the TFT substrate 2 and the backlight module 1, the other POL polarizer 7 is arranged on one surface, far away from the 3D grating layer structure 6, of the ITO substrate 5, and the polarization directions of the two POL polarizers are perpendicular to each other. The substrates such as the TFT substrate 2, the CF substrate 3, and the ITO substrate 5 are applied to a liquid crystal display, and the substrates are made of glass. The display LCD screen and the 3D LCD screen are prepared on two sides of the same TFT substrate 2, and are correspondingly and respectively arranged with the ITO substrates 5 of the CF substrate 3 and the 3D LCD to form an integral 3D display screen structure with a 3-layer substrate and two-layer liquid crystal structure. This application need not OCR glue and laminates completely, saves one deck TFT base plate and 1 layer POL polaroid 7, and whole thickness reduces by a wide margin (has reduced OCR glue thickness +1 layer TFT base plate thickness +1 layer POL polaroid 7 thickness), greatly reduced the cost of manufacture, and simple structure.
The utility model provides a 3D display panel, because the one side of keeping away from its liquid crystal layer 4 on the TFT base plate 2 is provided with a POL polaroid 7, ITO base plate 5 keeps away from its liquid crystal material's one side far away and is provided with another POL polaroid 7, POL polaroid 7 has replaced traditional resin polaroid, thickness between them reduces relatively to make liquid crystal display module and display panel more thin, improve the luminousness of liquid crystal display module and panel simultaneously.
Further, the upper and lower surfaces of the TFT substrate 2 are both provided with TFT film layers 8, one surface of the CF substrate 3 away from the POL polarizer 7 is provided with a CF color resist layer 9, and the liquid crystal layer 4 is disposed between the TFT film layers 8 and the CF color resist layer 9. The CF color resist layer 9 includes red filter units, green filter units, and blue filter units, which are disposed correspondingly and alternately. The red filter unit, the green filter unit and the blue filter unit may be arranged in a triangular, square or mosaic manner, and the red filter unit, the green filter unit and the blue filter unit respectively correspond to pixel units (not shown) in the display panel.
Specifically, the 3D grating layer structure 6 is a birefringent lenticular grating, which is composed of a lenticular array substrate and a liquid crystal material, and the liquid crystal material has a birefringent characteristic. The birefringent lenticular is a key component of a 2D/3D switching type stereoscopic display device. The birefringent lenticular lens consists of a lens array substrate and a liquid crystal material. The liquid crystal material has a birefringence characteristic, the refractive index of the liquid crystal material for ordinary light is no, the refractive index of the liquid crystal material for extraordinary light is ne, and the lens array substrate is preferably a single-refraction material with the refractive index np. In the manufacturing process of the birefringent lenticular lens grating, it needs to be ensured that one of refractive indexes ne and no of the liquid crystal material is consistent with the refractive index np of the single refractive lens array substrate, so that linearly polarized light of one polarization state is not refracted at the boundary between the liquid crystal material and the lens array substrate, and linearly polarized light of the other polarization state is refracted at the boundary between the liquid crystal material and the lens array substrate.
Preferably, the ITO substrate 5 is transparent conductive film shielding glass. The side of the ITO substrate 5 away from the POL polarizer 7 is provided with an ITO electrode layer 10, and the ITO electrode layer 10 is used for controlling the refraction and deflection of the liquid crystal material. Quantum material layers (not shown) are uniformly printed on the surface of the ITO polarizer, wherein the quantum material layers include a red quantum material layer and a green quantum material layer.
Preferably, the backlight module 1 includes a light guide plate and a reflective sheet disposed on one surface of the light guide plate. The light guide plate guides light emitted from the light source out through the POL polarizer 7 into the liquid crystal layer 4 containing thousands of liquid crystal particles, which can be penetrated by the light and affect the polarization of the light. The red light filtering units, the green light filtering units and the blue light filtering units are in one-to-one correspondence, the rotation directions of the liquid crystal particles are controlled through signals and voltage changes on the TFT substrate 2, the polarization of penetrating light is different according to different rotation angles of the liquid crystal particles, and the transmittance of light on the other POL polarizer 7 is different to form different gray-scale brightness, so that red light, green light and blue light respectively penetrating through the red light filtering units, the green light filtering units and the blue light filtering units are mixed in different intensity ratios to present various colors.
The 3D display of the present application is specifically realized as such. The backlight is changed into polarized light through the polarizer, the polarized light with images is changed after modulation, and then the polarization direction of emergent light is controlled. And polarized light in different directions can be refracted or directly projected when passing through the birefringent grating, so that the 3D and 2D effects are realized. The 3D display structure is that liquid crystal material with birefringence characteristic is configured in a display screen to control the polarization direction of emergent light, and a birefringent lens grating is configured on the liquid crystal material. The birefringence grating is positioned on an ITO electrode layer of the ITO substrate 5, the electric field difference between an ITO place and an ITO-free place is realized through the shape of the strip-shaped ITO electrode, the liquid crystal deflection is different, the light transmission is different, and the grating is correspondingly formed.
Second embodiment of the invention:
in a second aspect, referring to fig. 4, the present invention provides a method for manufacturing a 3D display panel, including the following steps:
s10, preparing the TFT substrate 2, and preparing the CF substrate 3 and the ITO substrate 5 on the opposite sides of the TFT substrate 2 respectively by using the TFT substrate 2 as a substrate.
S20, coating frame sealing glue on the periphery of either one of the TFT substrate 2 and the CF substrate 3, dropping liquid crystal on the display area of the other substrate to form a liquid crystal layer 4, and placing the TFT substrate 2 and the CF substrate 3 in a box-to-box manner.
S30, coating frame sealing glue on the peripheral region of any one of the TFT substrate 2 and the ITO substrate 5, wherein the display region of the other substrate is configured with the 3D grating layer structure 6, and the TFT substrate 2 and the ITO substrate 5 are arranged in a pair.
And S40, cutting the substrates formed by the arrangement and combination of every two paired boxes to correspondingly form a single-board screen, laminating and configuring POL polaroids on the upper and lower surfaces of the screen, and setting the polarization directions of the two POL polaroids 7 to be vertical to each other.
It should be mentioned that, the three-layer glass substrate forms a 3D liquid crystal display screen with a sandwich structure through two liquid crystal instillations and a box matching process, then sticky polarizers are attached to two sides, and finally, a backlight is assembled on one side of the backlight module 1. The substrate formed by cutting and combining correspondingly forms a single-board screen, so that the screen meets the size requirements of various display screens.
Specifically, between steps S10 and S20, TFT film layers 8 are disposed on the upper and lower surfaces of the TFT substrate 2, respectively, and plated films are formed on the surface of the TFT substrate 2. Step S30 further includes dropping a liquid crystal material in the display area of the ITO substrate 5 in vacuum, and disposing the lens array substrate of the 3D grating layer structure 6 between the ITO substrate 5 and the TFT substrate 2. Preferably, the liquid crystal is dropped by ODF (one drop filling), and the ODF large plate is glass on which the liquid crystal is dropped and forms a liquid crystal cell. The box process refers to a process of coating the frame glue on the edge of glass in a vacuum environment, aligning and attaching upper and lower glasses to form a closed liquid crystal box.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention.
Claims (9)
1. The utility model provides a 3D display panel, includes backlight unit and is located the display screen of backlight unit one side, its characterized in that, the display screen contains:
the TFT substrate, the CF substrate which is opposite to the TFT substrate and is arranged in a bonding mode, and the liquid crystal layer which is located between the TFT substrate and the CF substrate; the TFT substrate is attached to the ITO substrate in a back-to-back mode, the 3D grating layer structure is located between the TFT substrate and the ITO substrate, and the POL polaroids are respectively arranged on the outer sides, opposite to the CF substrate and the ITO substrate, of the ITO substrate;
the TFT substrate and the backlight module are arranged oppositely, one POL polaroid is arranged between the TFT substrate and the backlight module, the other POL polaroid is arranged on one surface, far away from the 3D grating layer structure, of the ITO substrate, and the polarization directions of the two POL polaroid films are perpendicular to each other.
2. The 3D display panel according to claim 1, wherein the TFT film layer is disposed on each of the upper and lower surfaces of the TFT substrate, the CF color resistance layer is disposed on the surface of the CF substrate away from the POL polarizer, and the liquid crystal layer is disposed between the TFT film layer and the CF color resistance layer.
3. The 3D display panel according to claim 2, wherein the CF color resistance layer comprises a red filter unit, a green filter unit and a blue filter unit which are correspondingly and alternately arranged.
4. The 3D display panel according to claim 1, wherein the 3D grating layer structure is a birefringent lenticular grating, the birefringent lenticular grating is composed of a lenticular array substrate and a liquid crystal material, and the liquid crystal material has a birefringent characteristic.
5. The 3D display panel of claim 4, wherein the side of the ITO substrate away from the POL polarizer is configured with an ITO electrode layer for controlling the refractive deflection of the liquid crystal material.
6. The 3D display panel according to claim 1, wherein the backlight module comprises a light guide plate and a reflective sheet disposed on one side of the light guide plate.
7. A method for manufacturing a 3D display panel is characterized by comprising the following steps:
s10, preparing a TFT substrate, and correspondingly preparing a CF substrate and an ITO substrate on the right opposite side of the TFT substrate by taking the TFT substrate as a substrate;
s20, coating frame sealing glue on the peripheral area of any one of the TFT substrate and the CF substrate, dripping liquid crystal on the display area of the other substrate to form the liquid crystal layer, and arranging the TFT substrate and the CF substrate in a box-to-box manner;
s30, coating frame sealing glue on the peripheral area of any one of the TFT substrate and the ITO substrate, wherein the display area of the other substrate is provided with the 3D grating layer structure, and the TFT substrate and the ITO substrate are arranged in a box-to-box manner;
and S40, cutting the substrates formed by the combination of the paired boxes, correspondingly forming a single-board screen, laminating and configuring POL polaroids on the upper and lower surfaces of the screen, and setting the polarization directions of the two POL polaroids to be perpendicular to each other.
8. The method as claimed in claim 7, further comprising disposing TFT layers on the top and bottom surfaces of the TFT substrate respectively between steps S10 and S20, wherein the TFT layers are formed corresponding to the plating films on the surface of the TFT substrate.
9. The method of claim 7, further comprising dropping a liquid crystal material onto the display area of the ITO substrate in a vacuum, wherein the lens array substrate with the 3D grating layer structure is disposed between the ITO substrate and the TFT substrate in step S30.
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| CN113671764A (en) * | 2021-08-25 | 2021-11-19 | 歌尔科技有限公司 | Display module and electronic device |
| CN115202089A (en) * | 2022-06-14 | 2022-10-18 | Tcl华星光电技术有限公司 | Display screen manufacturing method and display screen |
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| CN104977724A (en) * | 2015-07-13 | 2015-10-14 | 深圳市华星光电技术有限公司 | 3d display device and manufacturing method thereof |
| CN105739159A (en) * | 2016-05-18 | 2016-07-06 | 宁波万维显示科技有限公司 | Production method for 2D/3D switching display |
| CN106125446A (en) * | 2016-09-09 | 2016-11-16 | 万维云视（上海）数码科技有限公司 | A kind of 3D display panels and 3D display device |
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| CN113671764A (en) * | 2021-08-25 | 2021-11-19 | 歌尔科技有限公司 | Display module and electronic device |
| CN115202089A (en) * | 2022-06-14 | 2022-10-18 | Tcl华星光电技术有限公司 | Display screen manufacturing method and display screen |
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