TW201234055A - Optical panel - Google Patents

Abstract

An optical panel (OP), having a surface which has a first direction and a second direction intersect with each other with an included angle, is provided. The OP includes an optical element array and a rubbing portion. The optical element array is disposed on the surface of the OP and extended in the first direction. The rubbing portion is disposed on the surface of the OP and extended in the second direction. The surface is selected from an upper surface of the OP, a lower surface of the OP and combination thereof.

Description

201234055

GLT10041TW(I) 37411twf.doc/I VI. Description of the Invention: [Technical Field] The present invention relates to an optical plate, and more particularly to a light diffusion effect and light collection. An optical plate with a Light collecting effect or a Light Enhancement effect. [Prior Art] α Optical plates with precise optical effects have become the focus of technology (10). Optical plates can be used in a wide variety of optical (4) fields. For example, in the field of night crystal displays, prisms that enable light to diffuse light are used. First, hot stamping has the following disadvantages in ==: The optical 'volatility formed by hot stamping. Furthermore, the influence of the 'passage will result in an optical microstructure °' = temperature condensation after cooling. As a result, the optical size of the optical microstructure is unpredictable and the optical effect is poor.苒1 size will deteriorate, resulting in 201234055

UL·! 10U4JTW(I) 37411twf.doc/I SUMMARY OF THE INVENTION In view of the above, the present invention provides an optical plate having an array of optical elements' and also having a score line capable of improving the optical effect of the optical plate. The present invention provides an optical plate having a surface having a first direction and a first direction, the first direction being at an angle to the second direction. The optical plate includes an array of optical elements and a score line. The optical element array is disposed on a surface of the optical plate and extends in the first direction. The scribe line is not placed on the surface of the optical plate and extends in the second direction, wherein the surface is selected from the upper surface of the optical plate, the lower surface of the optical plate, and combinations thereof. In an embodiment of the invention, the scribe lines are distributed on the same horizontal/vertical reference line of the surface or on different horizontal/vertical reference lines. In an embodiment of the invention, the angle described above is 9 〇 ± 〇 。. In an embodiment of the invention, the optical element array includes: a plurality of optical microstructures protruding from a surface of the optical plate, and the shape of the optical microstructure is selected from the group consisting of a semicircular shape, a V shape, and an R groove. combination. In an embodiment of the invention, the optical element array includes: a plurality of optical microstructures 'concave on the surface of the optical plate' and the shape of the optical microstructure is selected from a semicircular shape, a V shape, and an R groove. Its combination. In an embodiment of the invention, the optical element array described above includes: a plurality of optical microstructures having the same or different dimensions from each other. In an embodiment of the invention, the optical element array comprises an optical microstructure, and the spacing between two adjacent optical structures is the same or different. One item 201234055 GLT10041TW(I) 374Utwf.doc/l In an embodiment of the invention, the optical plate described above comprises: a diffusion sheet, a diffusion plate, a cymbal sheet or a brightness enhancement sheet. The invention further proposes an optical plate 'having a surface. The optical plate includes a plurality of optical microstructures and a scribe line. The optical microstructure is distributed on the surface of the optical plate. The score line is distributed on the surface of the optical plate, wherein the surface includes the upper surface of the optical plate or the lower surface of the optical plate. In an embodiment of the invention, the optical plate has a plurality of distribution regions, and the optical microstructures are regularly or irregularly disposed in the distribution region. In an embodiment of the invention, the scribe lines are distributed on the same horizontal/vertical reference line of the surface or on different horizontal/vertical reference lines. In an embodiment of the invention, the optical microstructures are protruded from the surface of the optical plate, and the shape of the optical microstructure is selected from the group consisting of a semicircle, a V-shape, an R-groove, and combinations thereof. In an embodiment of the invention, the optical microstructure is recessed into the surface of the optical plate, and the shape of the optical microstructure is selected from the group consisting of a semicircle, a v-shape, an R-groove, and combinations thereof. In the embodiment of the invention, the optical microstructures described above are the same or different from each other. In an embodiment of the invention, the spacing between the adjacent two optical microstructures is the same or different. In the embodiment of the present invention, the optical sheet described above includes: a sheet diffusion plate, a cymbal sheet or a brightness enhancement sheet. Based on the above, the optical sheet of the present invention has an optical element array and a scribe line 'where the 'scribe line' provides an optical effect of atomization. In addition, the light 201234055 GLT10041TW (I) 3741Itwf.d〇c / I element _ can include the same or different areas of the forest micro-distribution area of the optical J more: the optical micro-review = narrative, according to the set The required optical effect, such as the position of the structure, can be produced in particular, the above optical plate is = brightness enhancement, and the like. An optical ship structure with a score line. Again. I, the county, so have, μ ΛΑ 4. Μ 4 Furthermore, compared to the conventional hot embossing production method, the optical micro-structure of the above-mentioned dry plate is not fine (four) high luminosity: for the invention of the county The above features and advantages will be more apparent and understood from the following description. [Embodiment] [Optical Plate] Fig. 1 is a perspective view showing an optical plate according to an embodiment of the present invention, and an optical element array and a score line on the surface of the optical plate. Referring to Fig. 1, the optical plate OP has a surface S1 or S2' which may have a first direction D1 and a second direction D2 which is at an angle 0 to the first direction D1. As shown in Fig. 1, the surface si of the optical plate OP may be the upper surface, and the surface S2 of the optical plate OP may be the lower surface. Further, the angle θ may be 90 ± 10 degrees, preferably 90 degrees. Continuing to refer to Fig. 1 'The optical plate OP may include an optical element array OPA and a scribe line CL. The optical element array OPA may be disposed on the surface S1 or S2 of the optical plate OP and extended in the first direction D1. In more detail, the optical element array OPA may include: a plurality of opticals 201234055

GLT10041TW(I) 37411twf.d〇c/I The microstructure OM' is concave on the surface of the optical plate OP, and the shape of the optical microstructure (10) is selected from semicircular, V-shaped, R-groove and combinations thereof (complementary to The microstructure 13 突出) protruding from the cutting portion 12A is shown in the subsequent figure. In addition, the optical element array ΟΡΑ may also include a plurality of optical microstructures 突出 protruding from the surface of the optical plate 0Ρ, and the optical microstructure 〇μ= shape may be selected from semicircular, V-shaped, R-groove and Combined (complementary to the microstructure 13〇 recessed in the cutting portion 12〇 shown in Fig. 7). Furthermore, • the dimensions of the plurality of optical microstructures may be the same or different from each other, wherein the same or different dimensions mean the same or different areas, or the same or different volumes. The array of optical elements Α) can be regularly or randomly arranged on the surface Si or S2 of the optical plate to see the desired optical effect. Further, in these optical microstructures, the pitch (not shown) of adjacent optical microstructures may be the same or different. Referring again to Fig. 1', the score line CL may be disposed on the surface S1 or S2 of the optical plate 〇ρ and extend in the second direction D2. More specifically, the optical element array opa and the scribe line CL may be formed on at least one surface S1 or S2 of the optical plate , or all of the surfaces S1 and S2. The scribe lines CL may be randomly distributed on the surface S1 or S2, and #, the scribe lines CL may be distributed on the same horizontal/vertical alignment line (not shown) of the surface S1 (or S2), or different. Horizontal/vertical reference line. Specifically, the surface S1 (or S2) may have a plurality of horizontal reference lines, and the horizontal reference line may be regarded as a plurality of vertical reference lines by turning 90 degrees, and the scribe lines CL may be located at the same horizontal reference line. Position (regular setting), or position at a different horizontal reference line (random setting), so that by age, 丨

201234055 GLT10041TW(I) 37411twf.doc/I The optical effect of the matte surface is caused by the setting of the scribe line CL. The type of optical microstructure Ο described above can be selected depending on the desired optical effect. In an embodiment, an irregularly shaped optical microstructure can be used to diffuse light. At this time, the optical plate 〇ρ becomes a diffusing plate that can scatter light; or 'optional pyramidal optical microstructure can be used to achieve The effect of refracting light, at this time, the optical plate becomes a cymbal; or, a semi-circular cylindrical optical microlens can be selected, and the concentrating effect can be achieved, at which time the optical plate becomes a reinforced piece. The optical plate Op may be a diffusion plate, a prism sheet or a brightness enhancement sheet. The following is a further description of the method of fabricating the above optical sheet of the present invention. [Manufacturing Method of Optical Plate] Fig. 2 is a schematic flow chart showing a manufacturing method of an optical plate according to an embodiment of the present invention. Figure 3 is a perspective view of a cutting tool in accordance with an embodiment of the present invention. Please refer to FIG. 1, FIG. 2 and FIG. 3 to understand the manufacturing method Μ100 of the present invention 2. As is apparent from Fig. 2, the fabrication of the optical plate includes steps S11 to S13. Μ1ϋ() First, in step S110, at least one board 0p is provided as shown in FIG. 2'. The optical plate OP has a surface S1 or S2 having a first direction D1 and a first direction D1 In the step S120, at least one cutting tool 1 shown in FIG. 3 is provided, wherein each cutting tool includes: a base ιι〇, a less one cutting portion 120. And a plurality of microstructures 130. Base 11〇 has a spin - 201234055

GLT10041TW(I) 37411twf.doc/I Shaft 110a. The cutting portion 120 is provided on the base portion 110 and arranged along the extending direction L of the rotation axis u〇a. The microstructure 13 is disposed on the cutting portion 12A. The number, length, position of the dicing portions 120, and the like arranged in the base portion 11 can be changed, that is, according to the optical effect required for the optical plate OP. Thereafter, in step S130, the cutting tool cymbal (8) is rotated to cut the optical plate OP, wherein the optical plate OP shown in Fig. 被 after cutting includes: an optical element array OPA and an scribe line (X. optical element) The array φ column 〇pA is disposed on the surface S1 or S2 of the optical plate OP and extends in the first direction D1. The scribe line CL is disposed on the surface S1 or S2 of the optical plate 〇p and in the second direction Extending in D2. It is noted that the cutting tool 1 can be used to cut or surface the at least one surface S1 or S2 of the optical plate 〇p, or the entire surface si, S2 to form the optical element array 〇PA and The score line CL is scribed. It can be seen that when the optical plate 〇p is produced by the dicing tool 1 光学, the optical plate 〇P will have an optical characteristic structure such as the scribe line CL. Fig. 3 continues to show two cutting portions 120, however The number of stars of the cutting portion 120 can be adjusted to meet the needs of the poor use, and is not limited to only three. Moreover, each of the cutting portions 12 shown in FIG. 3 is a strip-shaped continuous structure, but the cutting portion 12〇 Can also be a plurality of discontinuous structures; and, The microstructures 130 which are identical to each other or different from each other are respectively disposed on the respective cutting portions 120 to fabricate the cutting tool 100 having a combination of the microstructures 13 of a specific morphology, and the optical microstructures of the plurality of different functions are cut out. The above-described cutting tool 1 is provided with a microstructure on the cutting portion 12 to make the cutting tool 100 perform high-speed rotation, and the microstructure 9

201234055 uu wwiTW(I) 37411twf.doc/I A cutting or scribing operation can be performed on the surface S1 or S2 of the optical plate OP that is in contact with the microstructure 130 in the tangential direction of the rotational direction R of the cutting tool 100. As a result, at the same time as cutting the optical plate OP, the optical element array OPA and the score line CL can be naturally formed on the cut surface of the optical plate 〇p, and the shape and cutting tool of the optical microstructure OM of the optical element array OPA 〇 The shapes of the microstructures 130 of the crucible are complementary to each other. Referring again to Fig. 3, the cutting portions 120 may be coaxially arranged along the extending direction L of the rotation axis u〇a. In another embodiment, the cutting portion 12 can also be in other arrangements. Figure 4 is a schematic illustration of another cutting tool in accordance with an embodiment of the present invention. Referring to Fig. 4, the same components of the cutting tool 1 〇 2 and the cutting tool 100 of Fig. 3 are denoted by the same reference numerals. It is to be noted that, in this embodiment, the cutting portions 120 are spirally arranged along the extending direction of the rotating shafts 110 & By means of a coaxial arrangement or a spiral arrangement, the plurality of microstructures 13 on the cutting portion 120 can be subjected to the effect of cutting or surface dicing, so that the cutting tool 100 is suitable for cutting a workpiece having a large area or Surface treatment. Referring to FIG. 3 again, the base portion 110 and the cutting portion 12 are integrally formed, that is, the cutting portion 12 can be formed directly on a cylinder (not shown) by precision machining or electric machining cutting. The cutting portion 12A is integrally connected to the base portion 110. In another embodiment, the base 110 and the cutting portion 12 can also be connected in other ways. Figure 5 is a schematic illustration of a further cutting tool in accordance with an embodiment of the present invention. Referring to FIG. 5, the same components of the cutting tool 104 and FIG. 3 are denoted by the same reference numerals. It can be noticed that in ^匕实 201234055

GLT10041TW(I) 37411twf.d〇0/I In the embodiment, the base 110 and the cutting portion 120 are assembled to each other. In more detail, f, the base portion 110 is separately formed from the cutting portion 120, and the cutting portion 12 is fixed to the base portion 11 by means of adhesive bonding or a special fitting structure or the like so that the cutting tool 104 is at a high speed. When rotated, the cutting portion is detached from the base portion 110. g &

Figure 6 is a sound diagram of the microstructure of a cutting tool in accordance with an embodiment of the present invention. Referring to Fig. 6', the area A of the cutting portion 120 is enlarged, and the shape of the microstructure 130 is seen. Referring to FIG. 6 , in an embodiment, the microstructure 130 may protrude from the cutting portion 120 , and the shape of the microstructure 13 可以 may be selected from a semicircular shape, a V shape, a R groove and a ridge thereof. That is, as shown in FIG. 6, the semi-circular microstructure 130a, the v-shaped micro-junction 3, and the R-channel microstructures 130c, 130d. The optical microstructure 〇M of the surface of the concave plate OP can be cut on the surface of the optical plate OT by using the microstructure 130 protruding from the cutting portion 12A as shown in Fig. 6. Figure 7 is a perspective view of a micro-clock of a cutting tool according to another embodiment of the present invention. Referring to FIG. 7 , in another embodiment, after the cutting portion and the B of the f2 进行 are enlarged, it can be seen that the microstructure 130 is concave in the cutting portion and the shape of the microstructure 130 may be selected from a semicircle. , inverted v-shaped groove and combination thereof, that is, as shown in FIG. 7 semi-circular microstructures ^ V-shaped microstructures 130b, R groove microstructures 13〇c, 13〇da, not concave in the cutting portion The microstructure 13 of 120 can cut the optical microstructure protruding from the surface of the optical plate 在 on the optical plate ops. The above various microstructures 130a to l3〇d have the same or different sizes from each other. For example, 'the same size can be made 201234055

GLT10041TW (I) 37411 twf.doc/I 130c, 130d, or a plurality of semi-circular microstructures 13尺寸a of the same size. The spacing between adjacent two microstructures 130a~13〇d may also be the same or different. Those skilled in the art will be able to combine the types, sizes, and the like of the microstructures 130a to 130d according to design requirements. In this way, a plurality of shapes of optical microstructures can be easily fabricated on the surface S1 or S2 of the optical plate 〇p in a single cutting process by directly combining the various microstructures 13() directly on the cut portion 12G. M. Fig. 8 is a schematic view showing the surface treatment of the optical plate by the cutting tool according to the embodiment of the present invention. Referring to FIG. 8, the cutting tool can be rotated at two speeds, and then the optical plate 〇P is conveyed on the conveyor belt (not shown) in the conveying direction D, and the microstructure 13 on the cutting portion 12 is combined with the optical plate. The surface S1 (upper surface) or S2 (lower surface) of 0P is in contact with 'the optical element array 〇PA and the scribe line CL. The formed optical element array OPA is, for example, a lens microarray (lensarray) which provides a desired optical effect, and the scribe line CL· can be used to atomize light. In addition, stereoscopic image displays have also been gradually developed. According to the visual characteristics of the human eye, when the left and right eyes respectively view the same image content but have two images with different parallax (Parallax), the human eye observes and interprets the two images as a stereoscopic image, and can also use the above-mentioned cutting. The tool 10 is configured to form a stereoscopic optical microstructure. Fig. 9 is a schematic view showing the surface treatment of another optical plate by the cutting tool according to the embodiment of the present invention. Referring to Figure 9, the optical plate 〇p has a surface S1 or S2. The optical plate &j> includes a plurality of optical microstructures 〇M and a scribe line CL. The optical microstructure 〇M is distributed on the optical plate 〇p, 12 201234055

37411twf.doc/I GLT10041TW(I) on the surface SI or S2. The score line CL is distributed on the surface S1 or S2 of the optical plate OP', wherein the surface S1 or S2 includes the upper surface of the optical plate 〇P' or the lower surface of the optical plate OP'.

This optical plate OP is similar to the above-described optical plate OP, and the related description will not be repeated here. It is to be noted that the optical plate OP' shown in Fig. 9 may have a plurality of distribution regions G, and the optical microstructures OM and the scribe lines CL are regularly or irregularly disposed in the distribution region G. In other words, the optical element array OPA and the score line CL may be distributed in the same or different blocks (i.e., the distribution area G). Referring again to Fig. 9, a portion of the distribution area G may be formed with the optical microstructure 〇M and the scribe line CL, and the distribution portion G of the other portion may have no optical microstructure OM and scribe line CL. The above-described optical plate 〇p can be cut by the design of the microstructure 130 of the cutting tool 1 so that the microstructure 13 is in contact with or not in contact with the surface S1 or S2 of the optical plate 〇P. > Figure 10 is a schematic illustration of a cutting tool module in accordance with an embodiment of the present invention. Referring to Fig. 1A, the cutting tool module 2 includes a plurality of the above-described cutting tools 1 , wherein the cutting tools are arranged in the extending direction L of the rotating shaft 11 . Face = : Show - a cutting tool 100 for table tool touch. ^ 1 ' The present invention is not limited to the use of a cutting. When the area of the optical plate 0 如图 as shown in Fig. 10 is increased, the cutting tool module can be formed by the intestines. Privately cut out the optical plate op corresponding to the specific size 13 201234055

The GLT10〇41TW(I) 37411twf.doc/I cutting tool module 200 is used for cutting or surface treating the optical plate 〇p of this particular size. Moreover, when any one of the cutting tool modules 2 is damaged, the damaged cutting tool can be directly replaced, which is beneficial to the improvement of the maintenance efficiency. In particular, the cutting tool modules 100 to 104 having various microstructures 13 也 can be arbitrarily combined to form the cutting tool module 2 〇〇. In this way, optical microstructures 0M of various forms can be produced. In summary, the optical sheet of the present invention and the method for fabricating the same have the following advantages: using the edifice according to the embodiment of the present invention, the optical sheet is formed on the surface of the optical sheet to form a plurality of shapes and lines. 'The score line can provide the light-structure or surface treatment of the atomized light, and the multiple micro-scribes set on the cutting part can improve the processing speed of the cutting tool: the way, the profit; And 'compared with the conventional use of the effect of hot stamping, it can enhance the formation of various microstructures on the upper part of the optical borrowing board, and can form the desired shape on the light board. · Effect, light collection. Oh, you can get an optical plate with the effect of spreading the fruit or increasing the effect. This is the day of the announcement, but it is not intended to limit anyone with the usual knowledge in the technical field, without departing from 14 201234055

GLT10041TW(I) 37411twf.d〇c/I In the spirit and scope of the present invention, the scope of protection of the present invention is defined by the scope of the appended claims. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing an optical plate of an embodiment of the present invention, and an optical element array and a score line on the surface of the optical plate.

2 is a schematic flow chart showing a manufacturing method of an optical plate according to an embodiment of the present invention. 3 is a schematic view of a cutting tool according to an embodiment of the present invention. 4 is a schematic view of another cutting tool according to an embodiment of the present invention. Figure 5 is a diagram of still another cutting tool in accordance with an embodiment of the present invention. Fig. 6 is a schematic view showing the microstructure of the cutting aid of the embodiment of the present invention. Fig. 7 is a view showing a cutting tool according to another embodiment of the present invention. Fig. 8 is a schematic view showing surface treatment by a cutter according to an embodiment of the present invention. Fig. 9 is a schematic view showing the surface treatment by the cutting tool board according to the embodiment of the present invention. FIG. 10 is a schematic diagram of a cutting tool chess set according to an embodiment of the present invention. [Main component symbol description] 100, 102, 104: cutting tool 110: base 15 201234055

GLT10041TW(I) 37411twf.doc/I 110a ··Rotary shaft 120: cutting portion 130: microstructure 130a: semi-circular microstructure 130b: V-shaped microstructure 130c, 130d: R-groove microstructure 200: cutting tool module A , B. Area C: Cutting direction CL: scribe line D: conveying direction D1: first direction D2: second direction G: distribution area L: extending direction of the rotating shaft M100 ··method of optical plate OM: optical micro Structure OP, OP': optical plate OPA: optical element array R: rotation direction SI, S2: surface S110, S120, S130: step 16

Claims (1)

201234055 GLT10041TW(I) 37411twf.doc/I VII. Patent Application Range: 1. An optical plate having a surface having a first direction and a second direction, between the first direction and the second direction An optical plate includes: an optical element array disposed on the surface of the optical plate and extending in the first direction; and a scribe line disposed on the surface of the optical plate, and Extending in the second direction, wherein the surface is selected from an upper surface of the optical plate, a lower surface of the optical plate, and a combination thereof. 2. The optical sheet of claim 1, wherein the scribe line is distributed on the same horizontal/vertical reference line of the surface or on a different horizontal/vertical reference line. 3. The optical sheet of claim 1, wherein the angle is 90 ± 10 degrees. 4. The optical sheet of claim 1, wherein the optical element array comprises: a plurality of optical microstructures protruding from the surface of the optical plate, and the optical microstructures are selected from the group consisting of Semicircular, V-shaped, R-groove and combinations thereof. 5. The optical sheet of claim 1, wherein the optical element array comprises: a plurality of optical microstructures recessed in the surface of the optical plate, and the optical microstructures are selected from the group consisting of In semicircular, V-shaped, R-groove and combinations thereof. 6. The optical sheet of claim 1, wherein the light 17 201234055 GLT10041TW(I) 37411twf.doc/I element array comprises: a plurality of optical microstructures, the optical microstructures being between each other The dimensions are the same or different. 7. The optical sheet of claim 1, wherein the optical 70-piece array comprises: a plurality of optical microstructures, wherein a spacing between adjacent ones of the optical microstructures is the same or different. 8. The optical sheet of claim 1, wherein the optical sheet comprises: a diffusion sheet, a diffusion sheet, a cymbal sheet or a brightness enhancement sheet. 9. An optical plate having a surface, the optical plate comprising: a plurality of optical microstructures distributed over the surface of the optical plate; and a score line distributed over the surface of the optical plate, wherein the surface The upper surface of the optical plate or the lower surface of the optical plate is included. 10. The optical sheet of claim 9, wherein the ninth scribe line is distributed on the same-ice horizontal/vertical reference line of the surface as claimed in the patent application. The plate has a plurality of distribution regions, and the wire microstructures and the score lines are regularly or irregularly disposed in the distribution regions. The optical plate according to item 9, wherein the horizontal/vertical reference line or the different 12. 13_If the patent application scope is the ninth item, the 66 optical plate, wherein, and the optical micro-junctions and combinations thereof. The optical microstructure is concave on the surface of the optical plate, and the shape is selected from the semi-circular, v-shaped open optical plate, wherein the optical microstructure characters, the R groove and combination. The optical sheet of claim 9, wherein the optical microstructures are the same or different from each other. 15. The optical sheet of claim 9, wherein a spacing between two adjacent optical microstructures is the same or different. 16. The optical sheet of claim 9, wherein the optical sheet comprises: a diffusion sheet, a diffusion sheet, a prism sheet or a brightness enhancement sheet. 19 5