CN214586265U - Ladder-shaped electronic cylindrical lens grating - Google Patents
Ladder-shaped electronic cylindrical lens grating Download PDFInfo
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- CN214586265U CN214586265U CN202121110242.8U CN202121110242U CN214586265U CN 214586265 U CN214586265 U CN 214586265U CN 202121110242 U CN202121110242 U CN 202121110242U CN 214586265 U CN214586265 U CN 214586265U
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Abstract
The utility model discloses a trapezoidal electron column mirror grating, include from last electrode layer, lens layer, liquid crystal layer and the lower electrode layer that sets gradually extremely down, the lens layer include the glass body, with the determining deviation shaping in a plurality of trapezoidal recesses that fall on the glass body make the bottom of falling trapezoidal recess is with adjacent fall and form the lower mounting platform and the last mounting platform of installation liquid crystal layer electrode between the trapezoidal recess respectively, the liquid crystal layer electrode install respectively in down on mounting platform and the last mounting platform. Compared with the prior art, the lens layer of trapezoidal electron lenticular grating has a plurality of trapezoidal recesses of falling, and has the interval between the trapezoidal recess of falling, and the processing of being convenient for, the machining precision is low. On the other hand, the bottom of the inverted trapezoidal groove and the top between the adjacent inverted trapezoidal grooves form an upper mounting platform and a lower mounting platform for mounting the liquid crystal layer electrode respectively, so that the liquid crystal electrode can be mounted conveniently.
Description
Technical Field
The utility model relates to a lenticular grating especially relates to an electron lenticular grating.
Background
The lenticular lens is the most mature technology with excellent effect in the 3D display market. The lenticular grating has the advantages of high light transmittance, continuous light change and natural visual angle switching relative to the slit grating. The structure of the electronic lenticular grating 100 with a switch function is shown in fig. 1, which is an upper ITO layer 11, a lenticular lens layer 12, a liquid crystal layer 13, and a lower ITO layer 14 from top to bottom, respectively, the refractive index of the currently common liquid crystal after being electrified is about 1.8 to 1.9, the glass is generally not more than 1.65, the refractive index of the liquid crystal is equal to that of the glass when the liquid crystal is not electrified, the lenticular grating is equivalent to flat glass, and when the liquid crystal is applied with voltage, the refractive index of the liquid crystal is greater than that of the glass, and the lenticular grating is used for 3D display. However, since the surface of the lenticular glass must be processed to have an arc-shaped surface with sufficient precision, the processing difficulty is high, the price is high, and the circuit for controlling the liquid crystal needs to be embedded in the concave part of the lenticular glass, the difficulty is high, and the number of embedded points is small.
Therefore, there is a high necessity for an electronic lenticular lens that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electron lenticular grating is formed with a plurality of mounting platform and lower mounting platform on its lens layer for the electrode of installation liquid crystal, simple to operate, and make the lens layer be convenient for process.
In order to achieve the above object, the utility model discloses a trapezoidal electron column mirror grating, include from last electrode layer, lens layer, liquid crystal layer and the lower electrode layer that sets gradually extremely down, the lens layer include the glass body, with the certain interval shaping in a plurality of trapezoidal recesses that fall on the glass body make fall the bottom and adjacent of trapezoidal recess form the lower mounting platform and the last mounting platform of installation liquid crystal layer electrode respectively between the trapezoidal recess of falling, the liquid crystal layer electrode install respectively in mounting platform and last mounting platform are last down.
Compared with the prior art, the lens layer of trapezoidal electron lenticular grating has a plurality of trapezoidal recesses of falling, and has the interval between the trapezoidal recess of falling, and the processing of being convenient for, the machining precision is low. On the other hand, the bottom of the inverted trapezoidal groove and the top between the adjacent inverted trapezoidal grooves form an upper mounting platform and a lower mounting platform for mounting the liquid crystal layer electrode respectively, so that the liquid crystal electrode can be mounted conveniently. On the other hand, the inverted trapezoidal grooves also enable the poured liquid crystal layer to be provided with a plurality of inverted trapezoidal grooves, and the trapezoidal electronic lenticular grating can be used in an inverted mode, so that the trapezoidal electronic lenticular grating can be suitable for intersection points of light rays with different distances.
Preferably, the side edge of the inverted trapezoidal groove is an inclined straight edge or an inclined sawtooth edge, and compared with an arc-shaped edge, the inverted trapezoidal groove is convenient to process and low in cost.
Preferably, trapezoidal bulges are formed among the inverted trapezoidal grooves, and the inverted trapezoidal grooves and the trapezoidal bulges are identical in shape and opposite in direction.
Preferably, the refractive index of the liquid crystal layer is equal to the refractive index of the lens layer when the liquid crystal layer is powered off, the refractive index is greater than the refractive index of the lens layer when the liquid crystal layer is powered on, the trapezoidal electronic lenticular lens is equivalent to flat glass and can be used for 2D image display when the liquid crystal layer is powered off, and the trapezoidal electronic lenticular lens can be used for 3D image display when the liquid crystal layer is applied with voltage.
Preferably, the upper electrode layer and the lower electrode layer are both ITO layers.
Preferably, the lower mounting platform and the upper mounting platform are straight, so that the electrodes can be conveniently mounted.
The utility model also discloses an electron lenticular grating, include with relative first electrode layer and the second electrode layer that sets up of a determining deviation, install in between first electrode layer and the second electrode layer and locate lenticular lens layer on the first electrode layer and fill in lenticular lens layer with liquid crystal layer between the second electrode layer, lenticular lens layer with the side that the second electrode layer is relative has seted up a plurality of indent lens regions with a determining deviation, and is adjacent form the convex body between the indent lens region, the regional bottom of indent lens with the top of convex body forms mounting platform respectively, the electrode of liquid crystal layer install respectively in on the mounting platform.
Compared with the prior art, the utility model discloses in the lenticular lens layer of electron lenticular grating, the top of the regional bottom of indent lens and convex body forms straight mounting platform respectively, the electrode of liquid crystal layer install respectively in on the mounting platform, be convenient for lay wire.
Preferably, the concave lens region and the convex body are the same in shape and opposite in direction. The liquid crystal layer and the lenticular lens layer are made to be the same in shape and opposite in direction, namely the liquid crystal layer is of a structure with a plurality of inverted trapezoidal grooves, the refractive index of the liquid crystal layer is adjusted, the lenticular grating can be used in reverse in some field lenses, and the liquid crystal layer is suitable for different viewpoint distances.
Preferably, the concave lens region is a trapezoidal groove, and the convex body is an inverted trapezoidal protrusion with the same shape and the opposite direction as the trapezoidal groove. The double-sided electronic cylindrical lens grating is convenient to process, low in processing precision and capable of being used in reverse, and double-sided electronic cylindrical lens gratings are achieved.
Preferably, the refractive index of the liquid crystal layer is equal to the refractive index of the lenticular lens layer when the liquid crystal layer is powered off, the refractive index of the liquid crystal layer is greater than the refractive index of the lenticular lens layer when the liquid crystal layer is powered on, the trapezoidal electronic lenticular grating is equivalent to plate glass when the liquid crystal layer is powered off, and can be used for 2D image display, and when voltage is applied to the liquid crystal layer, the trapezoidal electronic lenticular grating can be used for 3D image display.
Preferably, the first electrode layer and the second electrode layer are both ITO layers.
Preferably, the mounting platform is flat and convenient for mounting the electrode.
Drawings
Fig. 1 is a schematic structural diagram of an electron lenticular grating in the prior art.
Fig. 2 is a schematic structural diagram of an electronic lenticular grating according to the first embodiment of the present invention.
Fig. 3 is a partially enlarged view of the electron lenticular sheet shown in fig. 2.
Fig. 4 is a partial schematic view of an electronic lenticular grating according to a second embodiment of the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
Referring to fig. 2 and 3, the utility model discloses an electronic lenticular grating 200, include with relative first electrode layer 21 and the second electrode layer 22 that sets up of a determining deviation, install in between first electrode layer 21 and the second electrode layer 22 and locate lenticular lens layer 23 on the first electrode layer 21 and fill in lenticular lens layer 23 with the liquid crystal layer 24 between the second electrode layer 22, lenticular lens layer 23 with the side that the second electrode layer 22 is relative has seted up a plurality of indent lens regions 231 with a determining deviation, and is adjacent form convex body 232 between the indent lens regions 231, the bottom of indent lens region 231 with the top of convex body 232 forms mounting platform (233, 234) respectively, the electrode of liquid crystal layer 24 install respectively in on mounting platform (233, 234).
Wherein the mounting platforms include a lower mounting platform formed at the bottom of the concave lens region 231 and an upper mounting platform 234 formed at the top of the convex body 233. In this embodiment, the mounting platforms (233, 234) are flat. Of course, the mounting platform may be configured to have other structures for facilitating the installation of the electrode, depending on the structure and installation manner of the electrode, such as an installation groove for installing the electrode on the mounting platform.
Wherein, the electron lenticular grating 200 is sequentially from top to bottom: a first electrode layer 21, a lenticular lens layer 23, a liquid crystal layer 24 and a second electrode layer 22. The lenticular lens layer 23 includes a glass body 230 and a concave lens region 231 opened on the glass body 230.
Wherein, the sizes of the plurality of concave lens regions 231 may be the same or different.
Wherein the concave lens region 231 and the convex body 232 are the same in shape and opposite in direction. The concave lens region 231 and the convex body 232 may be the same size or different sizes.
In this embodiment, the concave lens region 231 is a trapezoid groove, and the convex body 232 is an inverted trapezoid protrusion with the same shape and the opposite direction as the trapezoid groove 231. In this embodiment, the side of the concave lens region 231 is a slanted straight side.
In this embodiment, the refractive index of the liquid crystal layer is equal to the refractive index of the lenticular lens layer when the liquid crystal layer is powered off, the refractive index of the liquid crystal layer is greater than the refractive index of the lenticular lens layer when the liquid crystal layer is powered on, the trapezoidal electronic lenticular grating is equivalent to flat glass and can be used for 2D image display, and when voltage is applied to the liquid crystal layer, the trapezoidal electronic lenticular grating can be used for 3D image display. The refractive index of the liquid crystal is about 1.8 to 1.9 after being electrified, the glass does not exceed 1.65 generally, and the specific refractive index can be selected according to actual needs and is not limited to the above numerical value.
Wherein, the first electrode layer 21 and the second electrode layer 22 are both ITO layers.
Unlike the first embodiment, in the second embodiment of the present invention, the side of the concave lens region 231 is a sawtooth edge. Of course, the shape of the concave lens region 231 is not limited to trapezoid, and the side edges of the concave lens region 231 are not limited to straight edges and sawtooth edges, or other folded edges, and can be set according to actual requirements.
The lens layer may be a glass lens or a lens made of other materials.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.
Claims (10)
1. The utility model provides a trapezoidal electron column mirror grating, includes from last upper electrode layer, lens layer, liquid crystal layer and the lower electrode layer that sets gradually extremely down, its characterized in that: the lens layer comprises a glass body and a plurality of inverted trapezoidal grooves formed in the glass body at certain intervals, so that a lower mounting platform and an upper mounting platform for mounting liquid crystal layer electrodes are formed between the bottoms of the inverted trapezoidal grooves and the adjacent inverted trapezoidal grooves respectively, and the liquid crystal layer electrodes are mounted on the lower mounting platform and the upper mounting platform respectively.
2. The trapezoidal electron lenticular grating of claim 1, wherein: the side edge of the inverted trapezoidal groove is an inclined straight edge or an inclined sawtooth edge.
3. The trapezoidal electron lenticular grating of claim 1, wherein: trapezoidal bulges are formed among the inverted trapezoidal grooves, and the inverted trapezoidal grooves and the trapezoidal bulges are identical in shape and opposite in direction.
4. The trapezoidal electron lenticular grating of claim 1, wherein: the refractive index of the liquid crystal layer is equal to that of the lens layer when the liquid crystal layer is powered off, and the refractive index of the liquid crystal layer is larger than that of the lens layer when the liquid crystal layer is powered on.
5. The trapezoidal electron lenticular grating of claim 1, wherein: the lower mounting platform and the upper mounting platform are straight.
6. An electronic lenticular grating, including first electrode layer and the second electrode layer that sets up relatively with a certain interval, install in between first electrode layer and the second electrode layer and locate the lenticular lens layer on the first electrode layer and pour into in the lenticular lens layer with the liquid crystal layer between the second electrode layer, its characterized in that: the side face, opposite to the second electrode layer, of the lenticular lens layer is provided with a plurality of concave lens areas at certain intervals, convex bodies are formed between the adjacent concave lens areas, mounting platforms are formed at the bottoms of the concave lens areas and the tops of the convex bodies respectively, and electrodes of the liquid crystal layer are mounted on the mounting platforms respectively.
7. The electronic lenticular grating of claim 6, wherein: the concave lens region and the convex body are the same in shape and opposite in direction.
8. The electronic lenticular grating of claim 7, wherein: the concave lens area is a trapezoidal groove, and the convex body is an inverted trapezoidal protrusion with the same shape and the opposite direction as the trapezoidal groove.
9. The electronic lenticular grating of claim 6, wherein: the refractive index of the liquid crystal layer is equal to that of the lenticular lens layer when the liquid crystal layer is powered off, and the refractive index of the liquid crystal layer is larger than that of the lenticular lens layer when the liquid crystal layer is powered on.
10. The electronic lenticular grating of claim 6, wherein: the mounting platform is straight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121110242.8U CN214586265U (en) | 2021-05-21 | 2021-05-21 | Ladder-shaped electronic cylindrical lens grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121110242.8U CN214586265U (en) | 2021-05-21 | 2021-05-21 | Ladder-shaped electronic cylindrical lens grating |
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| Publication Number | Publication Date |
|---|---|
| CN214586265U true CN214586265U (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121110242.8U Active CN214586265U (en) | 2021-05-21 | 2021-05-21 | Ladder-shaped electronic cylindrical lens grating |
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| CN (1) | CN214586265U (en) |
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2021
- 2021-05-21 CN CN202121110242.8U patent/CN214586265U/en active Active
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