CN109765653A - One kind shines uniform side entering type glass light guide plate and its design method - Google Patents
One kind shines uniform side entering type glass light guide plate and its design method Download PDFInfo
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- CN109765653A CN109765653A CN201910122783.3A CN201910122783A CN109765653A CN 109765653 A CN109765653 A CN 109765653A CN 201910122783 A CN201910122783 A CN 201910122783A CN 109765653 A CN109765653 A CN 109765653A
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Abstract
System of the present invention provides one kind and shines uniform side entering type glass light guide plate and its design method, including glass plate, the back side of glass plate is along i, the direction j is evenly dividing as the cell of pq 1mm*1mm, two incidence surfaces are located at two end faces of the glass plate on the direction j, the back side of glass plate is equipped with optical waveguide layer, optical waveguide layer includes several light directing sites, optical waveguide layer is divided into a normal distribution region, two submaximum regions and four corners reinforcement region, four corners reinforcement region is located at four corners of glass back, two submaximum regions are located at two sides of the glass plate back center on the direction j.The present invention can effectively increase refraction, the reflection efficiency of light, light emission luminance herein can effectively be enhanced, furthermore, four corners of glass plate and center two sides are also provided with high dot density, can effectively in reinforcing glass plate incident light weakness brightness, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous.
Description
Technical field
The present invention relates to glass light guide plate field, specifically disclose one kind shine uniform side entering type glass light guide plate and its
Design method.
Background technique
Glass light guide plate refers to back side laser engraving, V-type cross grid engraving or UV screen printing skill in glass plate
Art stamps light directing site, and light reaches each light directing site Shi Huixiang all angles diffusion from the surface feeding sputtering of light guide plate, light,
Then conditioned reflex is destroyed to be projected by light guide plate front.
As people's lives level is continuously improved, requirement of the people to commodity such as illuminator, electronic products is increasingly
Height, the lightening design in most of commodity all regions, side entering type glass light guide plate refer to that light source is arranged in glass light guide plate side
The structure in face can significantly reduce the thickness of light emitting structure.In the prior art, the light directing site in most of glass light guide plate is all
Be it is equally distributed, the illumination effect for being easy to cause glass light guide plate final is uneven.
Summary of the invention
Based on this, it is necessary to be directed to prior art problem, provide one kind shine uniform side entering type glass light guide plate and its
Design method has the effect of even light-guiding, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous.
To solve prior art problem, the present invention discloses one kind and shines uniform side entering type glass light guide plate, including glass
The back side of plate, glass plate is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, two incidence surfaces
Positioned at two end faces of the glass plate on the direction j, the back side of glass plate is equipped with optical waveguide layer, and optical waveguide layer includes several guide-lighting nets
Point, optical waveguide layer are divided into a normal distribution region, two submaximum regions and four corners reinforcement region, four corners reinforcement area
Domain is located at four corners of glass back, and two submaximum regions are located at two sides of the glass plate back center on the direction j；
Under any i value, the dot density in normal distribution region is all satisfied following formula:
Wherein, a=50, b=26.
Further, p=110, q=120.
Further, the minimum diameter of light directing site is 0.1~0.3mm.
Further, light directing site with a thickness of 8~13 μm.
Further, in two submaximum regions highest peak position of the dot density on ij coordinate be respectively (10,60) and
(101,60)。
Further, the peak value of dot density is 1.24 in submaximum region.
Further, in the reinforcement region of four corners highest peak position of the dot density on ij coordinate be respectively (1,1),
(1,120), (110,120) and (110,1).
Further, the peak value of dot density is 1.25~1.4 in corner reinforcement region.
Invention additionally discloses a kind of design methods of uniform side entering type glass light guide plate that shines, and successively include following step
It is rapid:
A, the back side of glass plate is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q；
B, light directing site is printed to four corners of glass back form four corners reinforcement region；
C, two submaximum regions of light directing site formation are printed in the two sides to glass plate back center on the direction j respectively；
D, the place printing light directing site to glass back plate in addition to all corner reinforcement region and submaximum region is formed just
State distributed areas, four corners reinforcement region, two submaximum regions and a normal distribution region form optical waveguide layer, any i value
Under, the dot density of just too distributed areas is all satisfied following formula:
Wherein, a=50, b=26.
It shines uniform side entering type glass light guide plate and its design side the invention has the benefit that the present invention discloses one kind
Method, the dot density being arranged on two incident side lines changes along normal distribution curve, far from the glass core position at light source
Dot density it is big, can effectively increase refraction, the reflection efficiency of light, can effectively enhance light emission luminance herein, in addition, also existing
Four corners of glass plate and center two sides are provided with high dot density, being capable of incident light weakness effectively in reinforcing glass plate
Brightness has the effect of even light-guiding, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous, glass light guide plate
Performance is good.
Detailed description of the invention
Fig. 1 is present invention looks up structural representation of the invention.
Fig. 2 is the schematic diagram of the section structure of the invention.
The distribution schematic diagram of dot density when Fig. 3 is present invention application.
Appended drawing reference are as follows: glass plate 10, optical waveguide layer 11, light directing site 111, normal distribution region 21, submaximum region 22, angle
Fall reinforcement region 23, light source 30.
Specific embodiment
To further understand the features of the present invention, technological means and specific purposes achieved, function, below with reference to
Present invention is further described in detail with specific embodiment for attached drawing.
Referring to figs. 1 to Fig. 3.
The embodiment of the present invention discloses one kind and shines uniform side entering type glass light guide plate, as shown in Figure 1, 2, including glass plate
10, the back side of glass plate 10 is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, i, j expression glass
The coordinate position at 10 back side of glass plate, 10 front of glass plate is light-emitting surface, and two incidence surfaces are located at two of glass plate 10 on the direction j
Both ends of the glass plate 10 on the direction j are arranged in endface, light source 30, i.e. two groups of light sources 30 are arranged outside two incidence surfaces, glass
The back side of glass plate 10 is equipped with optical waveguide layer 11, and optical waveguide layer 11 includes several light directing sites 111, and optical waveguide layer 11 is divided into a normal state
The submaximum region 22 of distributed areas 21, two and four corners reinforcement region 23, four corners reinforcement region 23 are located at glass plate 10
Four corners at the back side, two submaximum regions 22 are located at two sides of 10 back center of glass plate on the direction j, it is preferable that
Two submaximum regions 22 are divided to pass through the direction the j both ends at center positioned at 10 back side of glass plate on the position of proximal edge, optical waveguide layer
Remaining behind 11 two submaximum regions 22 of removing and four corners reinforcement region 23 is normal distribution region 21；
The sum of area of all light directing sites 111 and 1cm in one cell2Ratio be dot density, a unit
The sum of all 111 areas of light directing site can be greater than 1 in lattice, and what light directing site 111 was overlapped partly belongs to two individual areas,
It needs to calculate twice, under any i value, the dot density in normal distribution region 21 is all satisfied following formula:
Wherein, a=50, b=26, no matter why i is worth in normal distribution region 21, SjIt is all satisfied above formula.
The present invention is arranged the dot density on two incident side lines and changes along normal distribution curve, far from the glass at light source
The dot density of plate center is big, can effectively increase refraction, the reflection efficiency of light, can effectively enhance luminance herein
Degree can enter in addition, being also provided with high dot density in four corners of glass plate and center two sides in effective reinforcing glass plate
The brightness for penetrating light weakness, has the effect of even light-guiding, can effectively ensure the brightness uniformity of glass light guide plate Integral luminous,
The performance of glass light guide plate is good.
In the present embodiment, the minimum diameter of light directing site 111 is 0.1~0.3mm, it is preferable that light directing site 111 is most
Minor diameter is 0.1~0.15mm.
Based on the above embodiment, light directing site 111 with a thickness of 8~13 μm, it is preferable that light directing site 111 is guide-lighting oil
The position thickness of ink dot, the overlapping of light guide ink point is bigger than general position, can further strengthen reflection, refraction effect.
In the present embodiment, in two submaximum regions 22 highest peak position of the dot density on ij coordinate be respectively (10,
60) with (101,60), two submaximum regions 22 is set according to different requirements, and expand different faces from highest peak position to surrounding
Product, and the dot density in submaximum region 22 is gradually decrease to fit with normal distribution region 21 around from the position at top
With connection.
Based on the above embodiment, the peak value of dot density is 1.24 in submaximum region 22, can effectively ensure center range
Interior light emission luminance.
In the present embodiment, highest peak position of the dot density on ij coordinate is respectively in four corners reinforcement region 23
(1,1), (1,120), (110,120) and (110,1), the top of dot density, which is respectively positioned on, in four corners reinforcement region 23 leads
Four corner endpoint locations of photosphere 11, can utmostly improve the effect of brightness reinforcement, four are arranged according to different requirements,
Different areas is expanded in a corner reinforcement region 23 from highest peak position to surrounding, and the dot density in corner reinforcement region 23 from
Highest peak position is gradually decrease to that connection can be adapted to normal distribution region 21 to surrounding.
Based on the above embodiment, the peak value of dot density is 1.25~1.4 in corner reinforcement region 23, can effectively be ensured
The light emission luminance of marginal position.
In the present embodiment, p=110, q=120 are set, except two submaximum regions 22 and four corners reinforcement region 23 with
Several special areas are additionally provided on outer normal distribution region 21, during each coordinate is in these special areas all following table 1
The heart expands some areas to surrounding, gradually reduces to surrounding to can adapt to be connected to just using the dot density at center as peak value
On state distributed areas 21, the dot density distribution on the final glass light guide plate back side is as shown in Figure 3.
Table 1, special area dot density table
| Coordinate i | Coordinate j | Dot density S |
| 12.5 | 14 | 1.06 |
| 55 | 14 | 1.02 |
| 97.5 | 14 | 1.06 |
| 12.5 | 106 | 1.06 |
| 55 | 106 | 1.02 |
| 97.5 | 106 | 1.06 |
| 1 | 25 | 1.35 |
| 1 | 95 | 1.35 |
| 110 | 25 | 1.35 |
| 110 | 95 | 1.35 |
| 109.5 | 120 | 1.2 |
| 0.5 | 1 | 1.2 |
| 109.5 | 1 | 1.2 |
| 0.5 | 120 | 1.2 |
A kind of design method of uniform side entering type glass light guide plate that shines is also disclosed in the embodiment of the present invention, successively include with
Lower step:
A, the back side of glass plate 10 is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q,
I, j indicates the coordinate position at 10 back side of glass plate；
B, light directing site 111 is printed to four corners at 10 back side of glass plate form four corners reinforcement region 23；
C, light directing site 111 is printed respectively to two sides of 10 back center of glass plate on the direction j form Liang Ge submaximum area
Domain 22；
D, the place printing light directing site 111 to glass back plate in addition to all corner reinforcement region 23 and submaximum region 22
Normal distribution region 21 is formed, 23, two, four corners reinforcement region submaximum region 22 and a normal distribution region 21 form
Optical waveguide layer 11, under any i value, the dot density of just too distributed areas is all satisfied following formula:
Wherein, a=50, b=26, no matter why i is worth in normal distribution region 21, SjIt is all satisfied above formula.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
- The uniform side entering type glass light guide plate 1. one kind shines, which is characterized in that including glass plate (10), the glass plate (10) The back side be evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q, two incidence surfaces are located at the glass The back side of two end faces of the glass plate (10) on the direction j, the glass plate (10) is equipped with optical waveguide layer (11), the optical waveguide layer (11) Including several light directing sites (111), the optical waveguide layer (11) is divided into a normal distribution region (21), two submaximum regions (22) and four corners reinforcement region (23), four corner reinforcement regions (23) are located at the four of the glass plate (10) back side A corner, two submaximum regions (22) are located at two sides of the glass plate (10) back center on the direction j；Under any i value, the dot density of the normal distribution region (21) is all satisfied following formula:Wherein, a=50, b=26.
- The uniform side entering type glass light guide plate 2. one kind according to claim 1 shines, which is characterized in that p=110, q= 120。
- The uniform side entering type glass light guide plate 3. one kind according to claim 1 shines, which is characterized in that the leaded light net The minimum diameter of point (111) is 0.1~0.3mm.
- The uniform side entering type glass light guide plate 4. one kind according to claim 3 shines, which is characterized in that the leaded light net Point (111) with a thickness of 8~13 μm.
- The uniform side entering type glass light guide plate 5. one kind according to claim 1 shines, which is characterized in that two pairs Highest peak position of the dot density on ij coordinate is respectively (10,60) and (101,60) in peak region (22).
- The uniform side entering type glass light guide plate 6. one kind according to claim 5 shines, which is characterized in that the submaximum area The peak value of dot density is 1.24 in domain (22).
- The uniform side entering type glass light guide plate 7. one kind according to claim 1 shines, which is characterized in that four angles Fall in reinforcement region (23) highest peak position of the dot density on ij coordinate be respectively (1,1), (1,120), (110,120) and (110,1)。
- The uniform side entering type glass light guide plate 8. one kind according to claim 7 shines, which is characterized in that mend in the corner The peak value of dot density is 1.25~1.4 in strong region (23).
- 9. a kind of design method for the uniform side entering type glass light guide plate that shines, which is characterized in that successively the following steps are included:A, the back side of glass plate (10) is evenly dividing along the direction i, j as the cell of pq 1mm*1mm, i ∈ p, j ∈ q；B, light directing site (111) formation four corners reinforcement region is printed in four corners at Xiang Suoshu glass plate (10) back side (23)；C, the light directing site (111) formation two is printed in two sides of Xiang Suoshu glass plate (10) back center on the direction j respectively A submaximum region (22)；D, place print of the Xiang Suoshu glass back plate in addition to all corner reinforcement regions (23) and the submaximum region (22) It brushes the light directing site (111) and forms normal distribution region (21), four corner reinforcement regions (23), two submaximums Region (22) and the normal distribution region (21) composition optical waveguide layer (11), under any i value, the just too distributed areas Dot density is all satisfied following formula:Wherein, a=50, b=26.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910122783.3A CN109765653B (en) | 2019-02-18 | 2019-02-18 | Side-entering type glass light guide plate with uniform light emission and design method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910122783.3A CN109765653B (en) | 2019-02-18 | 2019-02-18 | Side-entering type glass light guide plate with uniform light emission and design method thereof |
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| CN109765653B CN109765653B (en) | 2023-10-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632701A (en) * | 2019-10-31 | 2019-12-31 | 厦门天马微电子有限公司 | Light guide plate, backlight module and display module |
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| JP2005243601A (en) * | 2004-02-24 | 2005-09-08 | Forward Electronics Co Ltd | Light guide plate |
| CN1790122A (en) * | 2004-12-17 | 2006-06-21 | 鸿富锦精密工业（深圳）有限公司 | Light guide plate |
| CN203444131U (en) * | 2013-08-27 | 2014-02-19 | 京东方科技集团股份有限公司 | Light guide plate, backlight source module and display device |
| CN207992496U (en) * | 2018-02-24 | 2018-10-19 | 东莞市银泰丰光学科技有限公司 | A kind of glass light guide plate without dark angle |
| CN208110090U (en) * | 2018-03-29 | 2018-11-16 | 苏州天禄光科技股份有限公司 | Glass light guide plate and the liquid crystal display for using the light guide plate |
| CN209446812U (en) * | 2019-02-18 | 2019-09-27 | 东莞市银泰丰光学科技有限公司 | One kind shines uniform side entering type glass light guide plate |
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2019
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005243601A (en) * | 2004-02-24 | 2005-09-08 | Forward Electronics Co Ltd | Light guide plate |
| CN1790122A (en) * | 2004-12-17 | 2006-06-21 | 鸿富锦精密工业（深圳）有限公司 | Light guide plate |
| CN203444131U (en) * | 2013-08-27 | 2014-02-19 | 京东方科技集团股份有限公司 | Light guide plate, backlight source module and display device |
| CN207992496U (en) * | 2018-02-24 | 2018-10-19 | 东莞市银泰丰光学科技有限公司 | A kind of glass light guide plate without dark angle |
| CN208110090U (en) * | 2018-03-29 | 2018-11-16 | 苏州天禄光科技股份有限公司 | Glass light guide plate and the liquid crystal display for using the light guide plate |
| CN209446812U (en) * | 2019-02-18 | 2019-09-27 | 东莞市银泰丰光学科技有限公司 | One kind shines uniform side entering type glass light guide plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632701A (en) * | 2019-10-31 | 2019-12-31 | 厦门天马微电子有限公司 | Light guide plate, backlight module and display module |
| CN110632701B (en) * | 2019-10-31 | 2021-06-29 | 厦门天马微电子有限公司 | Light guide plate, backlight module and display module |
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| CN109765653B (en) | 2023-10-20 |
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