CN206489292U - Display device - Google Patents

Abstract

The utility model relates to a display device. The light guide plate used by the display device comprises a main body, a plurality of first strip-shaped microstructures, a plurality of second strip-shaped microstructures and a plurality of third strip-shaped microstructures. The main body is provided with a light incident surface and an optical surface connected with the light incident surface. The optical surface is provided with a first area and a second area, and the first area is closer to the light incident surface than the second area. The first strip-shaped microstructures are arranged in the first area, and each first strip-shaped microstructure extends along the direction perpendicular to the light incident surface. The second strip-shaped microstructures are arranged in the second area, and each second strip-shaped microstructure extends along the direction. The width of one end, close to the light incident surface, of each second strip-shaped microstructure is smaller than that of the other end, far away from the light incident surface, of each second strip-shaped microstructure. The third strip-shaped microstructure is arranged in a part or all of the area of the optical surface where the first strip-shaped microstructure and the second strip-shaped microstructure are not arranged.

Description

display device

technical field

The utility model relates to a light guide assembly and its application, in particular to an application of a display device.

Background technique

A known backlight module mainly includes a light bar and a light guide plate. The light bar includes a circuit board and light emitting diodes arranged on the surface of the circuit board. Wherein, the light guide plate is arranged beside the light emitting diode, and the light incident surface of the light guide plate is attached to the light emitting surface of the light emitting diode, so that the light of the light emitting diode can be effectively used. However, since the light incident surface of the light guide plate is attached to the light output surface of the light emitting diodes, bright bands or uneven brightness are likely to appear on the part of the light guide plate close to the light emitting diodes, which seriously affects the optical appearance of the light guide plate.

On the other hand, in order to mix the light sources passing through the light guide plate more uniformly, prism microstructures are usually provided on the light-emitting surface of the light guide plate, but the prism microstructures tend to enhance the light directivity, resulting in bright and dark lines on the light guide plate. question.

Utility model content

Therefore, the purpose of this utility model is to provide a display device, wherein the light guide plate has a strip microstructure design, which can improve the problem of uneven light output from the light guide plate, and further improve the light output appearance of the overall backlight module and the display device. uniformity.

According to the above purpose of the present utility model, the display device includes a light guide plate, at least one light source, and a display panel. The light guide plate mainly includes a main body, a plurality of first strip microstructures, a plurality of second strip microstructures, and a plurality of third strip microstructures. Strip microstructure. The main body has a light incident surface and an optical surface connected to the light incident surface. Wherein, the optical surface has a first area and a second area, and the first area is closer to the light incident surface than the second area. The first strip microstructures are disposed in the first region, and each first strip microstructure extends along a direction perpendicular to the light incident surface. The second strip microstructures are disposed in the second region, and each second strip microstructure extends along a direction perpendicular to the light incident surface. The width of one end close to the light-incident surface of each second strip microstructure is smaller than the width of the other end away from the light-incident surface. The third strip microstructure is arranged on a part or the whole area of the optical surface where the first strip microstructure and the second strip microstructure are not provided. Wherein, the at least one light source is disposed adjacent to the light incident surface of the light guide plate, and the display panel is disposed in front of the light guide plate.

According to an embodiment of the present invention, the shape of the first strip microstructure is different from that of the second strip microstructure.

According to another embodiment of the present invention, each of the above-mentioned third strip microstructures extends along a direction perpendicular to the light incident surface.

According to another embodiment of the present invention, the above-mentioned first area and the second area are arranged along a direction perpendicular to the light incident surface.

According to yet another embodiment of the present utility model, each of the above-mentioned second strip microstructures is a convex structure, and the height of the end of each second strip microstructure close to the light incident surface is smaller than the height of the other end far away from the light incident surface. the height of one end.

According to yet another embodiment of the present utility model, each of the above-mentioned second strip microstructures is a concave structure, and the depth of each second strip microstructure near the light incident surface is smaller than the other end away from the light incident surface depth.

According to yet another embodiment of the present invention, the above-mentioned main body further includes a tapered portion and a flat portion. Wherein, the light incident surface is located on one side of the tapered portion, and the optical surface is located on the flat plate portion.

According to yet another embodiment of the present invention, the above-mentioned first strip microstructures are arranged continuously with each other.

According to yet another embodiment of the present invention, each of the above-mentioned first strip microstructures includes a strip portion and a tapered structure. Wherein, the tapered structure is connected to an end of the strip part away from the light incident surface, and the width of the tapered structure gradually decreases from one end close to the light incident surface to the other end far away from the light incident surface.

According to yet another embodiment of the present invention, each of the above-mentioned second strip microstructures includes a strip portion and a tapered structure. Wherein, the tapered structure is connected to one end of the strip portion close to the light incident surface, and the width of the tapered structure gradually increases from one end close to the light incident surface to the other end away from the light incident surface.

According to yet another embodiment of the present invention, the ends of the above-mentioned first strip-shaped microstructures form a first contour, and the ends of the second strip-shaped microstructures form a second contour. The first outline cooperates with the second outline to define a fan-shaped area.

According to yet another embodiment of the present invention, the above-mentioned third strip microstructure includes a plurality of first structural units, one end of each first structural unit is connected to the first strip microstructure, and the other end is connected to the second strip microstructure. structure.

According to yet another embodiment of the present utility model, the above-mentioned third strip microstructure includes a plurality of second structural units, one end of each second structural unit is connected to the first strip microstructure, and the other end is connected to the remote part of the optical surface. The side edge of the incident surface.

According to yet another embodiment of the present invention, the above-mentioned third strip microstructure includes a plurality of third structural units, one end of each third structural unit is connected to the first side edge of the optical surface close to the light-incident surface, and the other end The second side edge of the optical surface away from the light incident surface is connected.

According to yet another embodiment of the present invention, the above-mentioned third strip microstructure includes a plurality of fourth structural units, one end of each fourth structural unit is connected to the side edge of the optical surface close to the light-incident surface, and the other end is connected to the first Two-stripe microstructure.

According to yet another embodiment of the present invention, the above-mentioned third strip microstructure includes a plurality of fifth structural units, and one end of each fifth structural unit is located between the first side edge of the optical surface close to the light-incident surface and the optical surface. between the second side edges away from the light-incident surface, and the other end is connected to the second side edge.

According to yet another embodiment of the present utility model, the above-mentioned third strip microstructure includes a plurality of sixth structural units, and one end of each sixth structural unit is located between the first side edge of the optical surface close to the light-incident surface and the optical surface. Between the second side edges away from the light incident surface, the other end is connected to the second strip microstructure.

From the above-mentioned utility model, it can be seen that the utility model is to set three different types of strip microstructures on the optical surface of the light guide plate at the same time, and through the shape change, height or depth change, and arrangement mode of these strip microstructures , to change the light collection degree and optical trend of the light guide plate, thereby improving the luminance and light uniformity of the display device.

Description of drawings

For a more complete understanding of the embodiments and advantages thereof, reference is now made to the following description taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic diagram illustrating a device of a backlight module according to a first embodiment of the present invention;

2 is a schematic cross-sectional view illustrating a backlight module according to a first embodiment of the present invention;

3 is a partial perspective view illustrating a light guide plate according to a second embodiment of the present invention;

4 is a partial perspective view illustrating a light guide plate according to a third embodiment of the present invention;

FIG. 5 is a schematic diagram of a partial device of a backlight module according to a fourth embodiment of the present invention;

6 is a partial perspective view illustrating a light guide plate according to a fifth embodiment of the present invention;

7 is a partial perspective view illustrating a light guide plate according to a sixth embodiment of the present invention; and

FIG. 8 is a device diagram illustrating a display device according to an embodiment of the present invention.

detailed description

Please refer to FIG. 1 and FIG. 2 at the same time, which are respectively a device schematic diagram and a cross-sectional schematic diagram of a backlight module according to the first embodiment of the present invention. The backlight module 400 of this embodiment mainly includes a light guide plate 500 and a light source 410 , wherein the light source 410 is disposed on one side of the light guide plate 500 . The light guide plate 500 mainly includes a main body 510 , a plurality of first strip microstructures 520 , a plurality of second strip microstructures 530 and a plurality of third strip microstructures 540 . The first strip microstructure 520 , the second strip microstructure 530 and the third strip microstructure 540 are all disposed on the main body 510 . The first strip-like microstructure 520 is mainly used to effectively atomize the light leakage of the light guide plate 500 near the light entrance, thereby greatly improving the phenomenon of uneven brightness and darkness near the light entrance. The second strip microstructure 530 has the function of controlling the optical trend, and can solve the problem of the light-emitting bright band of the light guide plate 500 . The third strip microstructure 540 is mainly used to improve the brightness of the light emitted from the overall light guide plate 500 and to make the emitted light more uniform.

As shown in FIG. 2 , the main body 510 of the light guide plate 500 mainly includes a light incident surface 511 and an optical surface 512 connected to the light incident surface 511 . As shown in FIG. 1 , the optical surface 512 has a first region 512 a and a second region 512 b, and the first region 512 a is closer to the light incident surface 511 than the second region 512 b. In this embodiment, the first region 512 a and the second region 512 b are arranged along a direction D1 , and the direction D1 refers to a direction perpendicular to the light incident surface 511 . As shown in FIG. 1 and FIG. 2 , the first strip microstructures 520 are disposed in the first region 512a, and each first strip microstructure 520 extends along the direction D1. The second strip microstructures 530 are disposed in the second region 512b, and each of the second strip microstructures 530 also extends along the direction D1. In this embodiment, the intrinsic type of the first strip microstructure 520 is different from the intrinsic type of the second strip microstructure 530 . The “proper type” referred to here refers to the structural features of the first strip-shaped microstructure 520 and the second strip-shaped microstructure 530 , such as structural shape and arrangement density.

Please continue to refer to FIG. 1 and FIG. 2 , each of the first strip microstructures 520 includes a strip portion 520 a and a tapered structure 520 b. Wherein, the tapered structure 520b of the first strip microstructure 520 is connected to the end of the strip portion 520a away from the light incident surface 511, and the width of the tapered structure 520b is from the end close to the light incident surface 511 to the end far away from the light incident surface 511 The other end of the strip portion 520a is gradually reduced, and the strip portion 520a has a single width. On the other hand, the whole of each second strip microstructure 530 is also a tapered structure. The width of one end of each second strip microstructure 530 close to the light incident surface 511 is smaller than the width of the other end away from the light incident surface 511 . Thus, the light leakage from the light guide plate 500 close to the light-incident surface 511 can be mixed through the first strip-shaped microstructure 520, and the second strip-shaped microstructure 530 can increase the light output brightness of the part of the optical surface 512 close to the light-incident surface 511. It is consistent with the light output brightness of the part of the optical surface 512 away from the light incident surface 511 .

Please refer to FIG. 1 and FIG. 2 again. In this embodiment, the third strip microstructure 540 is disposed on the entire area of the optical surface 512 where the first strip microstructure 520 and the second strip microstructure 530 are not disposed. Each third strip microstructure 540 extends along the direction D1. Thus, the brightness of the light output from the light guide plate 500 can be increased through the third strip microstructure 540 , and the light output from the light guide plate 500 can be made more uniform. In this embodiment, the first strip microstructures 520 are arranged continuously with each other, and the second strip microstructures 530 are also arranged continuously with each other. The third strip microstructure 540 includes a plurality of first structural units 541 . As shown in FIG. 1 , one end of each first structural unit 541 is connected to the first strip microstructure 520 , and the other end is connected to the second strip microstructure 530 . In this embodiment, the third strip microstructures 540 are arranged continuously, but this is not intended to limit the present invention. In other embodiments, the third strip microstructures 540 may also be discontinuously arranged at intervals.

In the present invention, the third strip microstructure can also have different designs according to the arrangement or structural shape of the first strip microstructure and the second strip microstructure. Please refer to FIG. 3 . FIG. 3 is a partial perspective view of a light guide plate according to a second embodiment of the present invention. The structure of the light guide plate 600 shown in FIG. 3 is substantially the same as the structure of the light guide plate 500 shown in FIG. 1 and FIG. Different structural designs. As shown in FIG. 3 , a part of each second strip microstructure 603 on the light guide plate 600 is a tapered structure, and there is a certain distance between the second strip microstructures 603 . In addition, each second strip microstructure 603 includes a strip portion 603a and a tapered structure 603b. Wherein, the tapered structure 603b is connected to one end of the strip portion 603a close to the light incident surface 511, and the width of the tapered structure 603b gradually increases from one end close to the light incident surface 511 to the other end far away from the light incident surface 511. Portion 603a then has a single width.

Please continue to refer to FIG. 3 , in this embodiment, the third strip microstructure 604 includes a plurality of first structural units 604 a and a plurality of second structural units 604 b. One end of each first structural unit 604 a is connected to the first strip microstructure 520 , and the other end is connected to the second strip microstructure 603 . One end of each second structure unit 604 b is connected to the first strip microstructure 520 , and the other end is connected to the side edge 512 c of the optical surface 512 away from the light incident surface 511 . Therefore, the third strip-shaped microstructure 604 can also achieve the same effect as the aforementioned third strip-shaped microstructure 540 , which will not be repeated here. In addition, in this embodiment, the third strip microstructures 604 are arranged continuously. But it is not intended to limit the utility model. In other embodiments, the third strip microstructures 604 may also be discontinuously arranged at intervals.

Please also refer to FIG. 4 , which is a partial perspective view of a light guide plate according to a third embodiment of the present invention. The structure of the light guide plate 610 shown in FIG. 4 is substantially the same as that of the light guide plate 500 shown in FIG. 1 and FIG. The three strip microstructures 614 have different structural designs. As shown in FIG. 4 , there is a certain distance between the first strip microstructures 612 on the light guide plate 610 , and there is also a certain distance between the second strip microstructures 613 .

Please continue to refer to FIG. 4 , in this embodiment, the third strip microstructure 614 includes a plurality of first structural units 614a, a plurality of third structural units 614b and a plurality of fourth structural units 614c. One end of each first structural unit 614 a is connected to the first strip microstructure 612 , and the other end is connected to the second strip microstructure 613 . One end of each third structural unit 614b is connected to the side edge 512d of the optical surface 512 close to the light incident surface 511 , and the other end is connected to the side edge 512c of the optical surface 512 away from the light incident surface 511 . One end of each fourth structural unit 614c is connected to the side edge 512d of the optical surface 512 close to the light incident surface 511 , and the other end is connected to the second strip microstructure 613 . Therefore, the third strip-shaped microstructure 614 can also achieve the same effect as the aforementioned third strip-shaped microstructure 540 , which will not be repeated here. Likewise, in this embodiment, the third strip microstructures 614 are arranged continuously, but this is not intended to limit the present invention. In other embodiments, the third strip microstructures 614 may also be discontinuously arranged at intervals.

It should be noted that, in the aforementioned embodiments, the distances between each second strip microstructure and the light-incident surface are the same. In other embodiments, the distance between each second strip microstructure and the light incident surface can also be designed according to the light shape generated by the light source. Please also refer to FIG. 5 , which is a schematic diagram of a partial device of a backlight module according to a fourth embodiment of the present invention. The backlight module 700 of this embodiment mainly includes a light source 710 and a light guide plate 720 . The light source 710 is disposed on the light incident side of the light guide plate 720 , and the light source 710 includes a circuit board 711 and a plurality of LEDs 712 disposed on the circuit board 711 . The structure of the light guide plate 720 in this embodiment is substantially the same as that of the light guide plate 500 shown in FIG. 1 and FIG. structural design.

As shown in FIG. 5 , there is a distance between the second strip microstructures 723 on the light guide plate 720 . In addition, each second strip microstructure 723 includes a strip portion 723a and a tapered structure 723b. Wherein, the tapered structure 723b is connected to one end of the strip portion 723a close to the light incident surface 511, and the width of the tapered structure 723b gradually increases from one end close to the light incident surface 511 to the other end far away from the light incident surface 511. Portion 723a then has a single width. In this embodiment, the light generated by the LED 712 diverges into the light guide plate 720 , so the brightness of the position facing the LED 712 is stronger than the brightness of the position not facing the LED 712 . Therefore, in this embodiment, the distance between the second strip microstructure 723 facing the light emitting diode 712 and the light incident surface 511 is greater than the distance between the second strip microstructure 723 not facing the light emitting diode 712 and the light incident surface 111 The distance between them is long, so that a fan-shaped area is formed between the first strip-shaped microstructure 520 and the second strip-shaped microstructure 723 . That is to say, the fan-shaped area is jointly defined by the first contour A1 formed by the end of the first strip microstructure 520 and the second contour A2 formed by the end of the second strip microstructure 723 . Thus, the light emitted from the second strip microstructure 723 not facing the light emitting diode 712 will be more than the light emitted from the second strip microstructure 723 facing the light emitting diode 712, so that the overall light guide plate The luminance of the 720 is more uniform.

Please continue to refer to FIG. 5 , in this embodiment, the third strip microstructure 724 includes a plurality of first structural units 724 a and a plurality of second structural units 724 b. One end of each first structure unit 724 a is connected to the first strip microstructure 520 , and the other end is connected to the second strip microstructure 723 . One end of each second structure unit 724 b is connected to the first strip microstructure 520 , and the other end is connected to the side edge 512 c of the optical surface 512 away from the light incident surface 511 . Therefore, the third strip-shaped microstructure 724 can also achieve the same effect as the aforementioned third strip-shaped microstructure 540 , which will not be repeated here. Likewise, in this embodiment, the third strip microstructures 724 are arranged continuously, but this is not intended to limit the present invention. In other embodiments, the third strip microstructures 724 may also be discontinuously arranged at intervals.

It should be noted that the third strip microstructures in the foregoing embodiments are disposed on all areas of the optical surface where the first strip microstructures and the second strip microstructures are not disposed, which is not intended to limit the present invention. In other embodiments, the third strip-shaped microstructures may also be arranged only on partial areas of the optical surface where the first strip-shaped microstructures and the second strip-shaped microstructures are not disposed. As shown in FIG. 6 , FIG. 6 is a partial perspective view illustrating a light guide plate according to a fifth embodiment of the present invention. The structure of the light guide plate 800 shown in FIG. 6 is substantially the same as that of the light guide plate 600 shown in FIG. 3 , the only difference being that the third strip microstructure 704 of the light guide plate 800 has a different structural design.

Please continue to refer to FIG. 6 , in this embodiment, the third strip microstructure 704 includes a plurality of fifth structural units 704 a and a plurality of sixth structural units 704 b. One end of each fifth structural unit 704a is located between the side edge 512d of the optical surface 512 close to the light incident surface 511 and the side edge 512c of the optical surface 512 away from the light incident surface, and the other end is connected to the side edge 512c. That is to say, one end of the fifth structural unit 704a is not connected to the side edge 512d or the first strip microstructure 520, and the other end is connected to the side edge 512c. As shown in Figure 6, one end of each sixth structural unit 704b is located between the side edge 512d of the optical surface 512 close to the light incident surface 511 and the side edge 512c of the optical surface 512 away from the light incident surface, and the other end is connected to the second Strip microstructure 603 . That is to say, one end of the sixth structural unit 704 b is not connected to the side edge 512 d or the first strip microstructure 520 , and the other end is connected to the second strip microstructure 603 . Therefore, the third strip-shaped microstructure 704 can also achieve the same effect as the aforementioned third strip-shaped microstructure 604 , which will not be repeated here. Likewise, in this embodiment, the third strip microstructures 704 are arranged continuously, but in other embodiments, the third strip microstructures 704 may also be arranged discontinuously at intervals.

It should be noted that the type of the third strip microstructure is not limited to the type disclosed in the foregoing embodiments. In different embodiments, the third strip microstructure may comprise any combination of the first structural unit, the second structural unit, the third structural unit, the fourth structural unit, the fifth structural unit and the sixth structural unit, so as to meet Different design needs. In addition, terms such as "first", "second", "third", "fourth", "fifth" and "sixth" used in the description of the present utility model are only used to indicate the names of components, not Indicates order or quantity.

In the present invention, the main body of the light guide plate can also be a flat plate with no uniform thickness. Please also refer to FIG. 7 , which is a partial perspective view of a light guide plate according to a sixth embodiment of the present invention. The structure of the light guide plate 900 in this embodiment is substantially the same as that of the light guide plate 500 shown in FIG. 1 , the difference between them is that the main body 910 of the light guide plate 900 is not a flat plate with uniform thickness.

As shown in FIG. 7 , the light guide plate 900 mainly includes a main body 910 , a plurality of first strip microstructures 920 , a plurality of second strip microstructures 930 and a plurality of third strip microstructures 940 . The first strip microstructure 920 , the second strip microstructure 930 and the third strip microstructure 940 are all disposed on the main body 910 . In this embodiment, the main body 910 further includes a tapered portion 910a and a flat portion 910b. The main body 910 has a light incident surface 911 and an optical surface 912, and the light incident surface 911 is located on one side of the tapered portion 910a, and the optical surface 912 is located on the flat plate portion 910b. In addition, the thickness of the tapered portion 910 a near the light incident surface 911 is greater than the thickness away from the light incident surface 911 . In this embodiment, the first strip microstructure 920 , the second strip microstructure 930 and the third strip microstructure 940 are disposed on the optical surface 912 . It should be noted that the design methods of the first strip microstructure 920, the second strip microstructure 930 and the third strip microstructure 940 in this embodiment are the same as those of the aforementioned first strip microstructures 520 and 612, the second The strip microstructures 530 , 603 , 613 and 723 are the same as the third strip microstructures 540 , 604 , 614 , 704 and 724 , so they will not be repeated here.

It should be noted that, in the foregoing embodiments, the second strip microstructures 530, 603, 613, 723, and 930 are convex structures, and each of the second strip microstructures 530, 603, 613, 723, and 930 The height of one end close to the light incident surface 511 is smaller than the height of the other end away from the light incident surface 511 . In other embodiments, each second strip-shaped microstructure can also be a recessed structure, and the depth of each second strip-shaped microstructure near the light incident surface is smaller than the other end away from the light incident surface.

Please also refer to FIG. 8 , which is a device diagram illustrating a display device according to an embodiment of the present invention. The display device 1000 of this embodiment includes a backlight module 400 and a display panel 1100 as shown in FIGS. 1 and 2 . As shown in FIG. 8 , the display panel 1100 is disposed in front of the light guide plate 500 of the backlight module 400 , which can achieve the same purpose as above, so details will not be repeated here. It should be noted that the application of the backlight module 400 with the light guide plate 500 shown in FIG. 1 in the display device 1100 in the embodiment of the present application is only used as an illustration, and is not intended to limit the present invention. The light guide plates of other aforementioned embodiments (such as the light guide plates 500 , 600 , 610 , 720 , 800 and 900 ) can also be applied in a display device to produce the same effect.

It can be known from the above embodiments of the present utility model that the present utility model simultaneously arranges three different types of strip microstructures on the optical surface of the light guide plate, and through the change of shape, height or depth of these strip microstructures, And the way of arrangement, to change the light collection degree and optical trend of the light guide plate, and then can improve the luminance and light uniformity of the light guide plate.

Although the utility model has been disclosed above through the embodiments, it is not intended to limit the utility model. Those skilled in the art should be able to make some changes and modifications without departing from the spirit and scope of the utility model. The protection scope of the utility model shall be subject to the scope defined by the appended claims.

[reference sign]

400 backlight modules

410 light source

500 light guide plate

510 subject

511 light incident surface

512 optical surface

512a District 1

512b Second District

512c side edge

512d side edge

520 The first strip microstructure

520a strip part

520b tapered structure

530 second strip microstructure

540 Third strip microstructure

541 First structural unit

600 light guide plate

603 Second strip microstructure

603a strip part

603b Tapered structure

604 Third strip microstructure

604a First structural unit

604b Second structural unit

610 light guide plate

612 The first strip microstructure

613 Second strip microstructure

614 Third strip microstructure

614a First structural unit

614b Third structural unit

614c Fourth structural unit

700 backlight module

704 Third strip microstructure

704a Fifth structural unit

704b Sixth structural unit

710 light source

711 circuit board

712 LEDs

720 light guide plate

723 Second strip microstructure

723a strip part

723b tapered structure

724 Third strip microstructure

724a First structural unit

724b Second structural unit

800 light guide plate

900 light guide plate

910 subject

910a Taper

910b flat plate

911 light incident surface

912 optical surface

920 The first strip microstructure

930 Second strip microstructure

940 Third strip microstructure

1000 display devices

1100 display panel

A1 first profile

A2 second profile

D1 direction

Claims (17)

1. a kind of display device, it includes light guide plate, at least one light source and display panel, wherein, the light guide plate bag Contain：

Main body, it has the optical surface of incidence surface and the connection incidence surface, wherein the optical surface has the firstth area and the 2nd area, and firstth area than secondth area closer to the incidence surface；

Multiple first strip micro-structurals, it is arranged in firstth area, and each of the multiple first strip micro-structural Along perpendicular to the extension of the direction of the incidence surface；

Multiple second strip micro-structurals, it is arranged in secondth area, and each of the multiple second strip micro-structural Extend along the direction, the width of one end of the close incidence surface of each of the multiple second strip micro-structural is small In the width of the other end away from the incidence surface；And

Multiple Article 3 shape micro-structurals, its be laid in the optical surface be not provided with the multiple first strip micro-structural with it is described A part of region of multiple second strip micro-structurals or Zone Full；

Wherein, at least one described light source is adjacent to the incidence surface of the light guide plate, and the display panel is arranged on described The front of light guide plate.

2. display device as claimed in claim 1, wherein, kenel of the multiple first strip micro-structural itself is different from institute State kenel of multiple second strip micro-structurals itself.

3. display device as claimed in claim 1, wherein each of the multiple Article 3 shape micro-structural is along the side To extension.

4. display device as claimed in claim 1, wherein firstth area is arranged with secondth area along the direction.

5. display device as claimed in claim 1, wherein each of the multiple second strip micro-structural is convex architecture, And the height of one end of the close incidence surface of each of the multiple second strip micro-structural be less than away from it is described enter light The height of the other end in face.

6. display device as claimed in claim 1, wherein each of the multiple second strip micro-structural is sunk structure, And the depth of one end of the close incidence surface of each of the multiple second strip micro-structural be less than away from it is described enter light The depth of the other end in face.

7. display device as claimed in claim 1, wherein the main body also includes tapered portion and flat part, wherein it is described enter Smooth surface is located at the side of the tapered portion, and the optical surface is located on the flat part.

8. the display device as any one of claim 1 to 7, wherein, the multiple first strip micro-structural it is each Person is continuously set.

9. the display device as any one of claim 1 to 7, wherein, the multiple first strip micro-structural it is each Person includes stripes and tapered configuration, wherein the tapered configuration is connected to the one of the remote incidence surface of the stripes Hold, and the width of the tapered configuration gradually subtracts from one end close to the incidence surface to the other end away from the incidence surface It is few.

10. the display device as any one of claim 1 to 7, wherein, the multiple second strip micro-structural it is each Person includes stripes and tapered configuration, wherein the tapered configuration is connected to the one of the close incidence surface of the stripes Hold, and the width of the tapered configuration gradually increases from one end close to the incidence surface to the other end away from the incidence surface Plus.

11. the display device as any one of claim 1 to 7, wherein, the end of the multiple first strip micro-structural The first profile is formed, the end of the multiple second strip micro-structural forms the second profile, the first profile and described second Match profiles are closed and define sector region.

12. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual first structure unit, one end of each of the multiple first structure unit connects the multiple first strip micro-structural, The other end connects the multiple second strip micro-structural.

13. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual second construction unit, one end of each of the multiple second construction unit connects the first strip micro-structural, another End is connected to the lateral margin of the remote incidence surface of the optical surface.

14. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual 3rd construction unit, one end of each of the multiple 3rd construction unit connect the optical surface close to it is described enter light First lateral margin in face, the other end connects the second lateral margin of the remote incidence surface of the optical surface.

15. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual 4th construction unit, one end of each of the multiple 4th construction unit connect the optical surface close to it is described enter light The lateral margin in face, the other end connects the multiple second strip micro-structural.

16. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual 5th construction unit, one end of each of the multiple 5th construction unit enters light positioned at the optical surface described in Between first lateral margin in face and the second lateral margin of the remote incidence surface of the optical surface, the other end is connected to second side Edge.

17. the display device as any one of claim 1 to 7, wherein, the multiple Article 3 shape micro-structural is comprising more Individual 6th construction unit, one end of each of the multiple 6th construction unit enters light positioned at the optical surface described in Between first lateral margin in face and the second lateral margin of the remote incidence surface of the optical surface, other end connection the multiple second Strip micro-structural.