CN104460214B - Optical glass - Google Patents
Optical glass Download PDFInfo
- Publication number
- CN104460214B CN104460214B CN201310426667.3A CN201310426667A CN104460214B CN 104460214 B CN104460214 B CN 104460214B CN 201310426667 A CN201310426667 A CN 201310426667A CN 104460214 B CN104460214 B CN 104460214B
- Authority
- CN
- China
- Prior art keywords
- lens
- substrate
- optical glass
- transition zone
- micro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000005304 optical glass Substances 0.000 title claims abstract description 25
- 230000007704 transition Effects 0.000 claims abstract description 58
- 239000000758 substrate Substances 0.000 claims abstract description 51
- 239000011521 glass Substances 0.000 claims description 2
- 229920006267 polyester film Polymers 0.000 claims description 2
- 229920001721 polyimide Polymers 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims description 2
- 239000004642 Polyimide Substances 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
- 238000003491 array Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/602—Lenticular screens
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The present invention provides a kind of optical glass, including a first substrate, a second substrate, multiple first lens, multiple second lens and a transition zone.Multiple first lens, transition zone and multiple second lens are located between first substrate and second substrate.First lens are arranged at one side of the first substrate close to the second substrate.Second lens are arranged at one side of the second substrate close to the first substrate.The transition zone is arranged between first lens and the second lens.The transition zone includes a First Transition layer and second transition zone adjacent with the First Transition layer.The First Transition layer includes one and the first adjacent joint face of second transition zone.First joint face is provided with multiple micro-scattering points.The micro-scattering point is located at the point of intersection of the central shaft of first lens and the central shaft of second lens.The micro-scattering point is used for being reflected through first lens and the light through second reflection from lens scatters.
Description
Technical field
The present invention relates to a kind of optical glass.
Background technology
With the development in epoch, increasing occasion needs to use shadow casting technique.At present, the display screen of projection is big
Use opaque reflecting medium, beholder and projector equipment are in the same side of display screen, and display screen will be thrown more
Shadow equipment throws incoming light reflection, so that beholder watches.But in some special occasions, such as show window, automobile-used lift
The occasions such as head display, are required for the projection display screen using transmission-type, and extraneous light passes through the same of the projection display screen
When, the light of projection can also be reflected.
The content of the invention
In view of this, it is necessary to which a kind of optical glass with projection display funciton is provided.
A kind of optical glass, including a first substrate, a second substrate, multiple first lens, multiple second lens and
One transition zone.The multiple first lens, transition zone and multiple second lens are located in the first substrate and second base
Between plate.First lens are arranged at one side of the first substrate close to the second substrate.Second lens are set
One side in the second substrate close to the first substrate.The transition zone is arranged at first lens and described second saturating
Between mirror.The transition zone includes a First Transition layer and second transition zone adjacent with the First Transition layer.It is described
First Transition layer includes one and the first adjacent joint face of second transition zone.First joint face is provided with multiple micro-
Scattering point.The micro-scattering point is located at the point of intersection of the central shaft of first lens and the central shaft of second lens.Institute
Micro-scattering point is stated to be used to scatter through first lens refraction and the light through second reflection from lens.
Compared with prior art, optical glass provided by the invention, set between the first substrate and second substrate
There are the first lens, transition zone and the second lens, and multiple scattering points are provided among transition zone so that pass through first base
The incident projection ray of plate can be by the micro-scattering point scattering, so that observer observes projection from the first substrate
The image that is formed of light.
Brief description of the drawings
Fig. 1 is the schematic perspective view of optical glass provided by the invention.
Fig. 2 is the decomposing schematic representation of the optical glass in Fig. 1.
Fig. 3 is diagrammatic cross-section of the optical glass along III-III lines in Fig. 1.
Fig. 4 is the schematic diagram of the First Transition layer in Fig. 1.
Main element symbol description
| Optical glass | 10 |
| First substrate | 100 |
| Second substrate | 200 |
| First lens | 300 |
| Second lens | 400 |
| Transition zone | 500 |
| First Transition layer | 510 |
| First joint face | 511 |
| First accepting groove | 512 |
| Micro-scattering point | 515 |
| Second transition zone | 520 |
| Second joint face | 521 |
| Second accepting groove | 522 |
Following embodiment will combine above-mentioned accompanying drawing and further illustrate the present invention.
Embodiment
Embodiment of the present invention will be described in further detail below in conjunction with the accompanying drawings.
Also referring to Fig. 1 to Fig. 4, optical glass 10 provided by the invention includes a first substrate 100, a second substrate
200th, multiple first lens 300, multiple second lens 400, a transition zone 500, the multiple first lens 300, transition zone 500
And multiple second lens 400 are located between the first substrate 100 and the second substrate 200.
In present embodiment, the first substrate 100 and second substrate 200 are glass substrate.
The multiple first lens 300 are arranged at one side of the first substrate 100 close to the second substrate 200.Institute
State that multiple first lens 300 are parallel to each other and close-packed arrays.The multiple first lens 300 are semicylinder.It is the multiple
First lens 300 are respectively provided with a central shaft O1.The central shaft O of every two adjacent first lens 3001The distance between be
l1.In present embodiment, 50 μm≤l1≤300μm.The refractive index of first lens 300 and the refraction of the first substrate 100
Rate is consistent.In other embodiments, first lens 300 can be also integrally formed with the first substrate 100.
The multiple second lens 400 are arranged at one side of the second substrate 200 close to the first substrate 100.Institute
State that multiple second lens 400 are parallel to each other and close-packed arrays.The multiple second lens 400 are semicylinder.It is the multiple
Second lens 400 are respectively provided with a central shaft O2.The central shaft O of every two adjacent second lens 4002The distance between be
l2.In present embodiment, 50 μm≤l2≤300μm.The refractive index of second lens 400 and the refraction of the second substrate 200
Rate is consistent.In other embodiments, second lens 400 can be also integrally formed with the second substrate 200.
First lens 300 are identical with the size of second lens 400.The central shaft O of first lens 3001
With the central shaft O of second lens 4002Between angle scope be 90 ° ± 5 °.In present embodiment, the angle is
90°。
The transition zone 500 is arranged between first lens 300 and second lens 400, the transition zone 500
For polyester film（PET film）Or Kapton（Polyimide film, PI film）.The transition zone 500 includes
One First Transition layer 510 and one second transition zone 520.The First Transition layer 510 is adjacent with second transition zone 520 to be set
Put.The First Transition layer 510 is arranged at one side of first lens 300 close to second lens 400, second mistake
Cross layer 520 and be arranged at one side of second lens 400 close to first lens 300.The First Transition layer 510 with it is described
The thickness of second transition zone 520 is equal to twice of the radius of curvature of the first lens 300.
The First Transition layer 510 includes one and the first adjacent joint face 511 of second transition zone 520.It is described
First Transition layer 510 is provided with multiple first accepting grooves 512 with the adjacent face of first lens 300.Described first houses
The shape and size of groove 512 and the shape and size of first lens 300 are corresponded and set, first accepting groove 512
For housing first lens 300.First joint face 511 is provided with multiple micro-scattering points 515.The micro-scattering point
515 are used to scatter the light reflected through first lens 300 and second lens 400 reflect.In present embodiment, institute
State the central shaft O that multiple micro-scattering points 515 are arranged at first lens 3001With the central shaft O of second lens 4002In
The intersection of first joint face 511, and it is arranged in arrays.That is, described in each the micro-scattering point 515 is respectively arranged at
First lens 300 are in the subpoint on first joint face 511 and second lens 400 in first joint face 511
On subpoint between.The multiple micro-scattering point 515 is circular or polygon.When the micro-scattering point 515 is circular,
Diameter is less than 50 μm.When the micro-scattering point 515 is polygon, cornerwise length is less than 50 μm.It is described in present embodiment
Multiple micro-scattering points 515 are circle.The multiple micro-scattering point 515 can be made by way of roller impressing.
Second transition zone 520 includes one and the second adjacent joint face 521 of the First Transition layer 510.It is described
Second transition zone 520 is provided with multiple second accepting grooves 522 with the adjacent face of second lens 400.Described second houses
The shape and size of groove 522 and the shape and size of second lens 400 are corresponded and set, second accepting groove 522
For housing second lens 400.
It is understood that the multiple micro-scattering point 515 can also be arranged at second joint face 521, Huo Zhesuo
State the first joint face 511 and be respectively provided with multiple micro-scattering points 515 with second joint face 521.
In use, light is projected from the side of the first substrate 100.Specifically, light is with vertical first base
The angle of plate 100 is injected, converged after being refracted through the first substrate 100 and first lens 300 it is in alignment, then
Through the transition zone 500, it is reflected back the transition zone 500 by second lens 400 and converges to the micro-scattering point 515,
Scattered through the micro-scattering point 515, so that observer observes what the light of projection was formed from the first substrate 100
Image.And other light are due to being from each different angle injection, so will not be reflected, directly through the optical glass
10。
Optical glass 10 provided by the invention, described first is provided between the first substrate 100 and second substrate 200
Lens 300, the lens 400 of transition zone 500 and second, and it is provided with multiple micro-scattering points 515 among transition zone 500 so that throw
The light of shadow can be scattered by the micro-scattering point 515, so that observer observes projection from the first substrate 100
The image that light is formed.
It is understood that for the person of ordinary skill of the art, it can be conceived with the technique according to the invention and done
Go out other various corresponding changes and deformation, and all these changes and deformation should all belong to the protection model of the claims in the present invention
Enclose.
Claims (10)
1. a kind of optical glass, it is characterised in that the optical glass includes a first substrate, a second substrate, multiple first
Lens, multiple second lens and a transition zone, the multiple first lens, transition zone and multiple second lens are located in described
Between first substrate and the second substrate, first lens are arranged at the first substrate close to the one of the second substrate
Face, second lens are arranged at one side of the second substrate close to the first substrate, and the transition zone is arranged at described
Between first lens and second lens, the transition zone include a First Transition layer and one with the First Transition layer phase
The second adjacent transition zone, the First Transition layer include one and the first adjacent joint face of second transition zone, and described the
One joint face is provided with multiple micro-scattering points, and the micro-scattering point is located at the central shaft of first lens and second lens
Central shaft point of intersection, the micro-scattering point is used to reflect through first lens and light through second reflection from lens
Line scatters.
2. optical glass as claimed in claim 1, it is characterised in that：The first substrate and second substrate are glass base
Plate.
3. optical glass as claimed in claim 1, it is characterised in that：The size phase of first lens and second lens
Together.
4. optical glass as claimed in claim 1, it is characterised in that：The multiple first lens and multiple second lens are
Semicylinder.
5. optical glass as claimed in claim 1, it is characterised in that：The arrangement side of first lens and second lens
To angle scope be 90 ° ± 5 °.
6. optical glass as claimed in claim 1, it is characterised in that：The central shaft and two-phase of two adjacent first lens
The distance between adjacent central shaft of the second lens is respectively l1、l2, 50 μm≤l1≤ 300 μm, 50 μm≤l2≤300μm。
7. optical glass as claimed in claim 1, it is characterised in that：The transition zone is that polyester film or polyimides are thin
Film.
8. optical glass as claimed in claim 1, it is characterised in that：The First Transition layer and first lens are adjacent
Face be provided with multiple first accepting grooves, first accepting groove is used to housing first lens, second transition zone with
The adjacent face of second lens is provided with multiple second accepting grooves, and second accepting groove is saturating for housing described second
Mirror.
9. optical glass as claimed in claim 1, it is characterised in that：The multiple micro-scattering point is circle, and diameter is less than
50μm。
10. optical glass as claimed in claim 1, it is characterised in that：The multiple micro-scattering point is polygon, diagonal
Length be less than 50 μm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310426667.3A CN104460214B (en) | 2013-09-18 | 2013-09-18 | Optical glass |
| CN201810127517.5A CN108181781B (en) | 2013-09-18 | 2013-09-18 | Transmission type projection display method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310426667.3A CN104460214B (en) | 2013-09-18 | 2013-09-18 | Optical glass |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127517.5A Division CN108181781B (en) | 2013-09-18 | 2013-09-18 | Transmission type projection display method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104460214A CN104460214A (en) | 2015-03-25 |
| CN104460214B true CN104460214B (en) | 2018-01-30 |
Family
ID=52906494
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127517.5A Active CN108181781B (en) | 2013-09-18 | 2013-09-18 | Transmission type projection display method |
| CN201310426667.3A Expired - Fee Related CN104460214B (en) | 2013-09-18 | 2013-09-18 | Optical glass |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810127517.5A Active CN108181781B (en) | 2013-09-18 | 2013-09-18 | Transmission type projection display method |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108181781B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111538204A (en) * | 2020-06-22 | 2020-08-14 | 成都菲斯特科技有限公司 | Reflection-type projection screen and projection system |
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| JPS63172259A (en) * | 1987-01-12 | 1988-07-15 | Seiko Epson Corp | Double-sided viewing projection display device |
| WO1996023245A1 (en) * | 1995-01-26 | 1996-08-01 | Toray Industries, Inc. | Liquid crystal display device |
| JP2002107830A (en) * | 2000-09-29 | 2002-04-10 | Arisawa Optic Co Ltd | Rear projection type screen |
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| JP2005173505A (en) * | 2003-12-15 | 2005-06-30 | Seiko Epson Corp | Manufacturing method of lens substrate with straight light control unit, lens substrate with straight light control unit, transmissive screen, and rear projector |
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| CN1985193A (en) * | 2004-07-12 | 2007-06-20 | 大日本印刷株式会社 | Diffusion sheet, surface light source device and transmission display unit |
| CN1989450A (en) * | 2004-07-23 | 2007-06-27 | 株式会社可乐丽 | Back projection-type screen and back projection-type projection device |
| CN1873527A (en) * | 2005-05-30 | 2006-12-06 | 未来儿株式会社 | Rear projection type screen |
| CN1991412A (en) * | 2005-11-28 | 2007-07-04 | 索尼株式会社 | Lens sheet, transmission type screen, and rear projection type display |
| JP2008250063A (en) * | 2007-03-30 | 2008-10-16 | Toppan Printing Co Ltd | Transmission type screen |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104460214A (en) | 2015-03-25 |
| CN108181781A (en) | 2018-06-19 |
| CN108181781B (en) | 2020-12-22 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20170921 Address after: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Applicant after: Shenzhen step Technology Transfer Center Co., Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Applicant before: Hon Hai Precision Industry Co., Ltd. |
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| TA01 | Transfer of patent application right | ||
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Inventor after: Qiu Tian Inventor before: Zhang Rencong |
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| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171228 Address after: 518000 Guangdong city of Shenzhen province Futian District Che Kung Temple Tairan nine road Haisong building B-1706 Applicant after: Shenzhen Dongfang silicon source technology Co., Ltd. Address before: 518000 Guangdong Province, Shenzhen New District of Longhua City, Dalang street, Longsheng Gold Dragon Road community e-commerce incubator exhibition Tao Commercial Plaza E block 706 Applicant before: Shenzhen step Technology Transfer Center Co., Ltd. |
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