CN104460214A - Optical glass - Google Patents

Optical glass Download PDF

Info

Publication number
CN104460214A
CN104460214A CN201310426667.3A CN201310426667A CN104460214A CN 104460214 A CN104460214 A CN 104460214A CN 201310426667 A CN201310426667 A CN 201310426667A CN 104460214 A CN104460214 A CN 104460214A
Authority
CN
China
Prior art keywords
lens
substrate
optical glass
transition layer
transition
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.)
Granted
Application number
CN201310426667.3A
Other languages
Chinese (zh)
Other versions
CN104460214B (en
Inventor
张仁淙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Dongfang Silicon Source Technology Co Ltd
Original Assignee
Hongfujin Precision Industry Shenzhen Co Ltd
Hon Hai Precision Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hongfujin Precision Industry Shenzhen Co Ltd, Hon Hai Precision Industry Co Ltd filed Critical Hongfujin Precision Industry Shenzhen Co Ltd
Priority to CN201310426667.3A priority Critical patent/CN104460214B/en
Priority to CN201810127517.5A priority patent/CN108181781B/en
Publication of CN104460214A publication Critical patent/CN104460214A/en
Application granted granted Critical
Publication of CN104460214B publication Critical patent/CN104460214B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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

Abstract

The invention provides optical glass, comprising a first substrate, a second substrate, a plurality of first lenses, a plurality of second lenses, and a transition layer. The plurality of first lenses, the transition layer, and the plurality of second lenses are disposed between the first substrate and the second substrate. The first lenses are disposed on the surface of the first substrate, the surface being close to the second substrate. The second lenses are disposed on the surface of the second substrate, the surface being close to the first substrate. The transition layer is disposed between the first lenses and the second lenses. The transition layer comprises a first transition layer and a second transition layer adjacent to the first transition layer. The first transition layer comprises a first connecting surface which is adjacent to the second transition layer. The first connecting surface is provided with a plurality of micro scattering points. The micro scattering points are on the intersection points of the center axes of the first lenses and the center axes of the second lenses. The micro scattering points are used to scatter light rays refracted by the first lenses and light rays reflected by the second lenses.

Description

Optical glass
Technical field
The present invention relates to a kind of optical glass.
Background technology
Along with the development in epoch, increasing occasion needs to use shadow casting technique.At present, the display screen of projection uses opaque reflecting medium mostly, and beholder and projector equipment are in the same side of display screen, and projector equipment is projected the light reflection of coming by display screen, watches for beholder.But in the occasion that some are special, the such as occasion such as show window, Foreupward display apparatus for automobile, all needs the projection display screen using transmission-type, and extraneous light is through while this projection display screen, and the light of projection also can be reflected.
Summary of the invention
In view of this, be necessary to provide a kind of optical glass with projection display funciton.
A kind of optical glass, comprises a first substrate, a second substrate, multiple first lens, multiple second lens and a transition bed.Described multiple first lens, transition bed and multiple second lens are located between described first substrate and described second substrate.Described first lens are arranged at the one side of described first substrate near described second substrate.Described second lens are arranged at the one side of described second substrate near described first substrate.Described transition bed is arranged between described first lens and described second lens.Described transition bed comprises a First Transition layer and second transition bed adjacent with described First Transition layer.Described First Transition layer comprises first joint face adjacent with described second transition bed.Described first joint face is provided with multiple micro-scattering point.Described micro-scattering point is positioned at the point of intersection of the central shaft of described first lens and the central shaft of described second lens.Described micro-scattering point is used for through described first lens reflection and the light scattering through described second reflection from lens.
Compared with prior art, optical glass provided by the invention, the first lens, transition bed and the second lens are provided with between described first substrate and second substrate, and multiple scattering point is provided with in the middle of transition bed, make the projection ray through described first substrate incidence by described micro-scattering point scattering, thus the image that observer is formed from the light that described first substrate observes projection can be made.
Accompanying drawing explanation
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 the diagrammatic cross-section of the optical glass in Fig. 1 along III-III line.
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 bed 500
First Transition layer 510
First joint face 511
First accepting groove 512
Micro-scattering point 515
Second transition bed 520
Second joint face 521
Second accepting groove 522
Following embodiment will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Embodiment
To be described in further detail embodiment of the present invention below in conjunction with accompanying drawing.
See also Fig. 1 to Fig. 4, optical glass 10 provided by the invention comprises first substrate 100, second substrate 200, multiple first lens 300, multiple second lens 400, transition bed 500, and described multiple first lens 300, transition bed 500 and multiple second lens 400 are located between described first substrate 100 and described second substrate 200.
In present embodiment, described first substrate 100 and second substrate 200 are glass substrate.
Described multiple first lens 300 are arranged at the one side of described first substrate 100 near described second substrate 200.Parallel to each other and the close-packed arrays of described multiple first lens 300.Described multiple first lens 300 are semicylinder.Described multiple first lens 300 all have a central shaft O 1.The central shaft O of every two adjacent described first lens 300 1between distance be l 1.In present embodiment, 50 μm≤l 1≤ 300 μm.The refractive index of described first lens 300 is consistent with the refractive index of described first substrate 100.In other embodiments, described first lens 300 also can be one-body molded with described first substrate 100.
Described multiple second lens 400 are arranged at the one side of described second substrate 200 near described first substrate 100.Parallel to each other and the close-packed arrays of described multiple second lens 400.Described multiple second lens 400 are semicylinder.Described multiple second lens 400 all have a central shaft O 2.The central shaft O of every two adjacent described second lens 400 2between distance be l 2.In present embodiment, 50 μm≤l 2≤ 300 μm.The refractive index of described second lens 400 is consistent with the refractive index of described second substrate 200.In other embodiments, described second lens 400 also can be one-body molded with described second substrate 200.
Described first lens 300 are measure-alike with described second lens 400.The central shaft O of described first lens 300 1with the central shaft O of described second lens 400 2between the scope of angle be 90 ° ± 5 °.In present embodiment, this angle is 90 °.
Described transition bed 500 is arranged between described first lens 300 and described second lens 400, and described transition bed 500 is mylar (PET film) or Kapton (Polyimide film, PI film).Described transition bed 500 comprises First Transition layer 510 and one second transition bed 520.Described First Transition layer 510 is disposed adjacent with described second transition bed 520.Described First Transition layer 510 is arranged at the one side of described first lens 300 near described second lens 400, and described second transition bed 520 is arranged at the one side of described second lens 400 near described first lens 300.Described First Transition layer 510 and the thickness of described second transition bed 520 are equal to the twice of described first lens 300 radius-of-curvature.
Described First Transition layer 510 comprises first joint face 511 adjacent with described second transition bed 520.Described First Transition layer 510 face adjacent with described first lens 300 is provided with multiple first accepting groove 512.The shape and size of described first accepting groove 512 and the shape and size one_to_one corresponding of described first lens 300 are arranged, and described first accepting groove 512 is for accommodating described first lens 300.Described first joint face 511 is provided with multiple micro-scattering point 515.Described micro-scattering point 515 is for by through the light scattering that described first lens 300 reflect and described second lens 400 reflect.In present embodiment, described multiple micro-scattering point 515 is arranged at the central shaft O of described first lens 300 1with the central shaft O of described second lens 400 2in the intersection of described first joint face 511, and the arrangement in matrix.Also namely, each described micro-scattering point 515 is arranged between the subpoint of described first lens 300 on described first joint face 511 and the subpoint of described second lens 400 on described first joint face 511 respectively.Described multiple micro-scattering point 515 is circle or polygon.When described micro-scattering point 515 is circular, diameter is less than 50 μm.When described micro-scattering point 515 is polygon, cornerwise length is less than 50 μm.In present embodiment, described multiple micro-scattering point 515 is circle.The mode that described multiple micro-scattering point 515 can be impressed by roller is made.
Described second transition bed 520 comprises second joint face 521 adjacent with described First Transition layer 510.Described second transition bed 520 face adjacent with described second lens 400 is provided with multiple second accepting groove 522.The shape and size of described second accepting groove 522 and the shape and size one_to_one corresponding of described second lens 400 are arranged, and described second accepting groove 522 is for accommodating described second lens 400.
Be understandable that, described multiple micro-scattering point 515 can also be arranged at described second joint face 521, or described first joint face 511 all arranges multiple micro-scattering point 515 with described second joint face 521.
During use, light is projected from the side of described first substrate 100.Particularly, light is injected with the angle of vertical described first substrate 100, straight line is pooled after being refracted through described first substrate 100 and described first lens 300, again through described transition bed 500, be reflected back described transition bed 500 by described second lens 400 and converge to described micro-scattering point 515, through the scattering of described micro-scattering point 515, thus make the image that observer is formed from the light that described first substrate 100 observes projection.And other light are owing to being inject from each different angle, so can not be reflected, directly through described optical glass 10.
Optical glass 10 provided by the invention, described first lens 300, transition bed 500 and the second lens 400 are provided with between described first substrate 100 and second substrate 200, and multiple micro-scattering point 515 is provided with in the middle of transition bed 500, make the light projected by the scattering of described micro-scattering point 515, thus the image that observer is formed from the light that described first substrate 100 observes projection can be made.
Be understandable that, for the person of ordinary skill of the art, other various corresponding change and distortion can be made by technical conceive according to the present invention, and all these change the protection domain that all should belong to the claims in the present invention with distortion.

Claims (10)

1. an optical glass, it is characterized in that, described optical glass comprises a first substrate, one second substrate, multiple first lens, multiple second lens and a transition bed, described multiple first lens, transition bed and multiple second lens are located between described first substrate and described second substrate, described first lens are arranged at the one side of described first substrate near described second substrate, described second lens are arranged at the one side of described second substrate near described first substrate, described transition bed is arranged between described first lens and described second lens, described transition bed comprises a First Transition layer and second transition bed adjacent with described First Transition layer, described First Transition layer comprises first joint face adjacent with described second transition bed, described first joint face is provided with multiple micro-scattering point, described micro-scattering point is positioned at the point of intersection of the central shaft of described first lens and the central shaft of described second lens, described micro-scattering point is used for through described first lens reflection and the light scattering through described second reflection from lens.
2. optical glass as claimed in claim 1, is characterized in that: described first substrate and second substrate are glass substrate.
3. optical glass as claimed in claim 1, is characterized in that: described first lens and described second lens measure-alike.
4. optical glass as claimed in claim 1, is characterized in that: described multiple first lens and multiple second lens are semicylinder.
5. optical glass as claimed in claim 1, is characterized in that: the scope of the angle between the orientation of described first lens and described second lens is 90 ° ± 5 °.
6. optical glass as claimed in claim 1, is characterized in that: the distance between the central shaft of the central shaft of two adjacent described first lens and two adjacent the second lens is respectively l 1, l 2, 50 μm≤l 1≤ 300 μm, 50 μm≤l 2≤ 300 μm.
7. optical glass as claimed in claim 1, is characterized in that: described transition bed is mylar or Kapton.
8. optical glass as claimed in claim, it is characterized in that: described First Transition layer and the adjacent face of described first lens are provided with multiple first accepting groove, described first accepting groove is for accommodating described first lens, described second transition bed and the adjacent face of described second lens are provided with multiple second accepting groove, and described second accepting groove is for accommodating described second lens.
9. optical glass as claimed in claim 1, is characterized in that: described multiple micro-scattering point is circle, and diameter is less than 50 μm.
10. optical glass as claimed in claim 1, is characterized in that: described multiple micro-scattering point is polygon, and cornerwise length is less than 50 μm.
CN201310426667.3A 2013-09-18 2013-09-18 Optical glass Expired - Fee Related CN104460214B (en)

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 true CN104460214A (en) 2015-03-25
CN104460214B 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)

Cited By (1)

* Cited by examiner, † Cited by third party
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

Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63172259A (en) * 1987-01-12 1988-07-15 Seiko Epson Corp Both-face visible type projecting 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
TW561278B (en) * 2001-10-11 2003-11-11 Nitto Denko Corp Optical sheet and display device having the optical sheet
CN1463389A (en) * 2001-06-18 2003-12-24 凸版印刷株式会社 Double-sided lens sheet and projection screen
JP2004347621A (en) * 2003-04-24 2004-12-09 Dainippon Printing Co Ltd Transmission type screen
CN1627182A (en) * 2003-11-03 2005-06-15 株式会社有泽制作所 Transmission display panel
JP2005173505A (en) * 2003-12-15 2005-06-30 Seiko Epson Corp Method for manufacturing lens base plate with straight advance light control part, lens base plate with straight advance light control part, transmission type screen and rear type projector
JP2005181460A (en) * 2003-12-16 2005-07-07 Seiko Epson Corp Substrate with concave portion for microlens, microlens substrate, transmission type screen, rear-type projector and method for manufacturing substrate with concave portion
CN1661439A (en) * 2004-02-23 2005-08-31 Lg电子有限公司 Liquid crystal display device with backlight unit using microlens array and fabricating method of microlens array
CN1791809A (en) * 2003-05-20 2006-06-21 汤姆森特许公司 Fresnel lens, projection screen, corresponding projection device and system.
US20060204901A1 (en) * 2005-03-10 2006-09-14 Seiko Epson Corporation Method of manufacturing a microlens substrate, a microlens substrate, a transmission screen, and a rear projection
CN1873527A (en) * 2005-05-30 2006-12-06 未来儿株式会社 Rear projection type screen
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
CN1991412A (en) * 2005-11-28 2007-07-04 索尼株式会社 Lens sheet, transmission type screen, and rear projection type display
US20080218853A1 (en) * 2007-03-06 2008-09-11 Ostendo Technologies, Inc. Micro-structure based screen system for use in rear projection array display systems
JP2008250063A (en) * 2007-03-30 2008-10-16 Toppan Printing Co Ltd Transmission type screen
JP4168664B2 (en) * 2002-05-22 2008-10-22 凸版印刷株式会社 Microlens array sheet, method for manufacturing the same, and rear projection screen using the same
JP2008305585A (en) * 2007-06-05 2008-12-18 Dainippon Printing Co Ltd Surface light source and transmission type display device
CN101680611A (en) * 2007-05-22 2010-03-24 夏普株式会社 Optical member, illuminating device using the same, display device, and television receiving device
US20120070785A1 (en) * 2010-09-17 2012-03-22 Han Sup Lee Method of manufacturing micro lens array

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10136786B4 (en) * 2001-07-27 2016-12-01 Airbus Defence and Space GmbH Holographic screen for front projection, projection system and method for image projection
JP4167659B2 (en) * 2005-01-11 2008-10-15 大日本印刷株式会社 Transmission type screen and rear projection type display device
JP4264659B2 (en) * 2006-04-06 2009-05-20 ソニー株式会社 Rear projection display device and transmissive screen
JP2007323013A (en) * 2006-06-05 2007-12-13 Mitsubishi Electric Corp Transmission-type screen and projection-type display apparatus
CN100582928C (en) * 2006-12-04 2010-01-20 张华� High definition signal displaying rear projection screen
JP2008151912A (en) * 2006-12-15 2008-07-03 Seiko Epson Corp Screen, projector and image display device
WO2009040975A1 (en) * 2007-09-25 2009-04-02 Sharp Kabushiki Kaisha Screen

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63172259A (en) * 1987-01-12 1988-07-15 Seiko Epson Corp Both-face visible type projecting 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
CN1463389A (en) * 2001-06-18 2003-12-24 凸版印刷株式会社 Double-sided lens sheet and projection screen
TW561278B (en) * 2001-10-11 2003-11-11 Nitto Denko Corp Optical sheet and display device having the optical sheet
JP4168664B2 (en) * 2002-05-22 2008-10-22 凸版印刷株式会社 Microlens array sheet, method for manufacturing the same, and rear projection screen using the same
JP2004347621A (en) * 2003-04-24 2004-12-09 Dainippon Printing Co Ltd Transmission type screen
CN1791809A (en) * 2003-05-20 2006-06-21 汤姆森特许公司 Fresnel lens, projection screen, corresponding projection device and system.
CN1627182A (en) * 2003-11-03 2005-06-15 株式会社有泽制作所 Transmission display panel
JP2005173505A (en) * 2003-12-15 2005-06-30 Seiko Epson Corp Method for manufacturing lens base plate with straight advance light control part, lens base plate with straight advance light control part, transmission type screen and rear type projector
JP2005181460A (en) * 2003-12-16 2005-07-07 Seiko Epson Corp Substrate with concave portion for microlens, microlens substrate, transmission type screen, rear-type projector and method for manufacturing substrate with concave portion
CN1661439A (en) * 2004-02-23 2005-08-31 Lg电子有限公司 Liquid crystal display device with backlight unit using microlens array and fabricating method of microlens array
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
US20060204901A1 (en) * 2005-03-10 2006-09-14 Seiko Epson Corporation Method of manufacturing a microlens substrate, a microlens substrate, a transmission screen, and a rear projection
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
US20080218853A1 (en) * 2007-03-06 2008-09-11 Ostendo Technologies, Inc. Micro-structure based screen system for use in rear projection array display systems
JP2008250063A (en) * 2007-03-30 2008-10-16 Toppan Printing Co Ltd Transmission type screen
CN101680611A (en) * 2007-05-22 2010-03-24 夏普株式会社 Optical member, illuminating device using the same, display device, and television receiving device
JP2008305585A (en) * 2007-06-05 2008-12-18 Dainippon Printing Co Ltd Surface light source and transmission type display device
US20120070785A1 (en) * 2010-09-17 2012-03-22 Han Sup Lee Method of manufacturing micro lens array

Cited By (1)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
CN108181781B (en) 2020-12-22
CN104460214B (en) 2018-01-30
CN108181781A (en) 2018-06-19

Similar Documents

Publication Publication Date Title
CN101843108B (en) The real image display device with wide viewing angle
JP2013127625A (en) Optical imaging apparatus
CA2731189A1 (en) Flat panel lens
CN103995312A (en) Light guide plate, double-vision backlight module and double-vision display device
CN104199192B (en) A kind of display device
CN106855655B (en) Asymmetric curved prism image display optical system
US20160131927A1 (en) Liquid crystal display device
CN104238126A (en) Naked-eye three-dimensional display device
WO2019072032A1 (en) Air suspension display system
TW201907202A (en) Virtual and augmented reality device with structured surface
CN110398797B (en) Light deflection film and display device using same
KR101749443B1 (en) Stereoscopic display device
JP6988069B2 (en) Reflective screen, video display device
CN104460214A (en) Optical glass
US20160061415A1 (en) Three-dimensional image displaying device and three-dimensional image display
CN103901514A (en) Optical prism, prismatic lens, backlight module and liquid crystal display device
JP2015219511A (en) Display device
CN110146983B (en) Head-mounted display device
CN106125320B (en) 3D display device
US20180275408A1 (en) Head-mounted display apparatus
JP2017538264A (en) Light guide plate, backlight module, and liquid crystal display device
CN204269911U (en) Combined type optical lens and there is the optical imaging apparatus of this combined type optical lens
CN111766653B (en) Waveguide reflecting surface and display system
TWI777476B (en) Stereoscopic image display device
JP2018055085A (en) Optical element and display device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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.

TA01 Transfer of patent application right
CB03 Change of inventor or designer information

Inventor after: Qiu Tian

Inventor before: Zhang Rencong

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.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180130

Termination date: 20190918

CF01 Termination of patent right due to non-payment of annual fee