CN114035331A - Augmented reality glasses - Google Patents
Augmented reality glasses Download PDFInfo
- Publication number
- CN114035331A CN114035331A CN202111404200.XA CN202111404200A CN114035331A CN 114035331 A CN114035331 A CN 114035331A CN 202111404200 A CN202111404200 A CN 202111404200A CN 114035331 A CN114035331 A CN 114035331A
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- Prior art keywords
- frame
- frame body
- optical
- nose bridge
- lens
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- 239000011521 glass Substances 0.000 title claims abstract description 44
- 230000003190 augmentative effect Effects 0.000 title claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 58
- 230000002093 peripheral effect Effects 0.000 claims abstract description 19
- 239000000956 alloy Substances 0.000 claims description 3
- 238000012634 optical imaging Methods 0.000 abstract description 7
- 230000004927 fusion Effects 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C5/00—Constructions of non-optical parts
- G02C5/02—Bridges; Browbars; Intermediate bars
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B2027/0178—Eyeglass type
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Eyeglasses (AREA)
Abstract
The invention discloses augmented reality glasses, which comprise a main glasses frame and glasses legs arranged at the end part of the main glasses frame; and an optical display assembly; the main lens frame comprises a left frame body, a right frame body and a nose bridge frame connected between the left frame body and the right frame body; the optical display assembly comprises an auxiliary frame, optical display lenses arranged on the auxiliary frame and optical machine modules which are arranged on the auxiliary frame and correspond to the optical display lenses one by one; the auxiliary lens frame comprises two lens mounting parts and a connecting part connected between the two lens mounting parts; the connecting part is connected with the nose bridge frame, the lens mounting part is positioned in the left frame body or the right frame body, and avoidance gaps are formed between the inner peripheral surface of the left frame body and the outer peripheral surface of the corresponding lens mounting part and the inner peripheral surface of the right frame body. The invention can not change the relative position of the optical machine display module and the optical waveguide when being worn, ensures the accuracy of optical imaging and avoids the phenomenon that images are deviated or images can not be fused by two eyes; the wearing and use of different users are met.
Description
Technical Field
The invention belongs to the technical field of glasses, and particularly relates to augmented reality glasses.
Background
For augmented reality glasses products with binocular display, the problem of binocular fusion needs to be considered, and the requirement on the relative position precision of an optical machine and an optical waveguide is high; and traditional intelligent glasses because the individual difference of people probably causes the mirror leg excessively to spread outward when wearing, makes picture frame (optical support part) take place slight deformation, and then leads to the relative position of ray apparatus module, optical waveguide to take place the deviation, is difficult to guarantee optical imaging's accuracy, appears image skew easily or the unable phenomenon of fusing like of binocular, can't satisfy different users ' the use of wearing.
Disclosure of Invention
The invention aims to overcome at least one defect in the prior art, and provides augmented reality glasses, which can reduce the influence of frame deformation on optical imaging when being worn, ensure the accuracy of the optical imaging, avoid the phenomenon of image deviation or binocular fusion failure, and meet the wearing and use requirements of different users.
In order to solve the problems in the prior art, the embodiment of the invention provides augmented reality glasses, which comprise a main glasses frame and two glasses legs arranged at the end part of the main glasses frame; also included is an optical display assembly;
the main lens frame comprises a left frame body, a right frame body and a nose bridge frame connected between the left frame body and the right frame body;
the optical display assembly comprises an auxiliary frame, optical display lenses arranged on the auxiliary frame and optical machine modules which are arranged on the auxiliary frame and correspond to the optical display lenses one to one; the auxiliary lens frame comprises two lens mounting parts and a connecting part connected between the two lens mounting parts;
the connecting portion is connected with the bridge, the lens mounting portion is located in the left frame body or the right frame body, avoidance gaps are formed between the inner peripheral surface of the left frame body and the outer peripheral surface of the corresponding lens mounting portion, and between the inner peripheral surface of the right frame body and the outer peripheral surface of the corresponding lens mounting portion, and the lens mounting portion can avoid the deformed main glasses frame by means of the avoidance gaps.
Further, the left frame body and the right frame body are connected through the nose bridge frame to form a closed full-frame structure;
the nose bridge frame is provided with a first clamping groove which is used for being matched and clamped with the connecting part; or the nose bridge comprises an upper nose bridge and a lower nose bridge, the connecting part is arranged in a space enclosed between the upper nose bridge and the lower nose bridge, and the connecting part is connected with the upper nose bridge and the lower nose bridge through a connecting part.
Further, the left frame body and the right frame body are connected through the nose bridge frame to form a half-frame structure with an open lower end;
the connecting part is positioned below the nose bridge frame and is connected with the nose bridge frame through a connecting piece; or a second clamping groove used for being matched and clamped with the connecting part is formed in the nose bridge frame.
Furthermore, through holes which are communicated up and down are arranged on the nose bridge frame and the connecting part; the connecting piece is a fixing pin matched with the through hole.
Furthermore, two through holes which are communicated up and down are arranged on the nose bridge frame and the connecting part at intervals; the connecting piece is a U-shaped connecting piece and comprises a connecting beam and two positioning parts arranged on the connecting beam at intervals, and the positioning parts correspond to the through holes one to one.
Further, the top of the nose bridge frame is provided with a groove for accommodating the connecting beam.
Furthermore, the optical-mechanical module is installed on one side of the connecting part facing the face, and the emergent end of the optical-mechanical module corresponds to the coupling-in area of the optical display lens.
Further, the main mirror frame or the auxiliary mirror frame is provided with a flexible nose support towards one side of the face, and the flexible nose support is covered outside the optical machine module.
Further, the optical display lens is an optical waveguide lens, and the optical waveguide lens is detachably mounted on the lens mounting portion.
Further, the auxiliary mirror frame is made of an alloy material.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the augmented reality glasses comprise a main glasses frame and two glasses legs arranged at the end part of the main glasses frame; also included is an optical display assembly; the main lens frame comprises a left frame body, a right frame body and a nose bridge frame connected between the left frame body and the right frame body; the optical display assembly comprises an auxiliary frame, optical display lenses arranged on the auxiliary frame and optical machine modules which are arranged on the auxiliary frame and correspond to the optical display lenses one by one; the auxiliary lens frame comprises two lens mounting parts and a connecting part connected between the two lens mounting parts; the connecting part is connected with the bridge, the lens mounting part is positioned in the left frame body or the right frame body, avoidance gaps are formed between the inner peripheral surface of the left frame body and the outer peripheral surface of the corresponding lens mounting part, and avoidance gaps are formed between the inner peripheral surface of the right frame body and the outer peripheral surface of the corresponding lens mounting part, and the lens mounting part can avoid the deformed main mirror frame by means of the avoidance gaps. When a user with a larger head wears the glasses, the outstretched glasses legs, the left frame body and the right frame body of the main glasses frame are slightly deformed; because an avoiding gap exists between the main mirror frame and the auxiliary mirror frame, the auxiliary mirror frame and the optical display lens thereof cannot deform due to the deformation of the main mirror frame, so that the relative positions of the optical machine display module and the optical waveguide cannot be changed, the accuracy of optical imaging is ensured, and the phenomenon that images are deviated or images cannot be fused by two eyes is avoided; thereby satisfying the wearing and use of different users.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of augmented reality glasses according to the present invention;
FIG. 2 is an exploded view of a portion of the structure of FIG. 1;
fig. 3 is a cross-sectional view of the primary frame of fig. 2;
FIG. 4 is a cross-sectional view of a main frame of a second embodiment of augmented reality eyewear;
FIG. 5 is a cross-sectional view of a main frame and optical display assembly of a third embodiment of augmented reality eyewear;
FIG. 6 is a cross-sectional view of a main frame of a fourth embodiment of augmented reality eyewear;
FIG. 7 is a cross-sectional view of a main frame and optical display assembly of a fourth embodiment of augmented reality eyewear;
in the figure: 1-main spectacle frame, 11-left frame, 12-right frame, 13-nose bridge, 131-first clamping groove, 132-U-shaped connecting piece, 133-second clamping groove, 134-upper nose bridge, 135-lower nose bridge, 2-spectacle leg, 3-optical display component, 31-auxiliary spectacle frame, 311-lens mounting part, 312-connecting part, 32-optical display lens, 4-avoidance gap, 5-through hole, 6-groove, 7-flexible nose support and a-coupling-in area.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the embodiment, the left and right sides are defined according to the positions of eyes during normal wearing; the front, the back, the upper and the lower are defined according to the direction when the wearer normally wears the garment, one side far away from the face is the front side, and one side facing the face is the back side.
The first embodiment is as follows:
as shown in fig. 1 and 2, the present embodiment discloses an augmented reality glasses, which includes a main frame 1, temples 2 disposed at left and right ends of the main frame 1, and an optical display assembly 3. The main lens frame 1 comprises a left frame body 11, a right frame body 12 and a nose bridge 13 connected between the left frame body 11 and the right frame body 12; the optical display assembly 3 comprises an auxiliary frame 31 (preferably made of alloy material), an optical display lens 32 mounted on the auxiliary frame 31, and optical mechanical modules mounted on the auxiliary frame 31 and corresponding to the optical display lens 32 one by one; the sub-frame 31 includes two lens mounting portions 311 and a connecting portion 312 connected between the two lens mounting portions 311; the connecting portion 312 is connected to the bridge 13, the lens mounting portion 311 is located in the left frame 11 or the right frame 12, and an escape gap 4 is formed between the inner peripheral surface of the left frame 11 and the outer peripheral surface of the corresponding lens mounting portion 311, and between the inner peripheral surface of the right frame 12 and the outer peripheral surface of the corresponding lens mounting portion 311, and the lens mounting portion 311 can escape from the deformed main frame 1 through the escape gap 4. When a user with a large head size wears glasses, the positions of the outstretched temples 2 and the left frame body 11 and the right frame body 12 of the main glasses frame 1 are slightly deformed; since the escape gap 4 is provided between the main frame 1 and the sub frame 31, the sub frame 31 and the optical display lens 32 thereof are not deformed by the deformation of the main frame 1. Therefore, the relative positions of the optical machine display module and the optical waveguide cannot be changed, the accuracy of optical imaging is ensured, and the phenomenon that images are deviated or images cannot be fused by two eyes is avoided; the wearing and use of different users are met.
In this embodiment, the optical display lens is an optical waveguide lens, and the optical waveguide lens is detachably mounted on the lens mounting portion 311.
As shown in fig. 2 and 3, in the present embodiment, the left frame 11 and the right frame 12 are connected by the bridge 13 to form a closed whole frame structure, that is, the main frame 1 is an integrally formed whole frame structure. Wherein, the nose bridge 13 comprises an upper nose bridge 134 and a lower nose bridge 135, the connecting part 312 of the auxiliary frame 31 is arranged in the space enclosed between the upper nose bridge 134 and the lower nose bridge 135, and the connecting part 312 is connected with the upper nose bridge 134 and the lower nose bridge 135 through a connecting piece. In this embodiment, two through holes 5 penetrating up and down are provided on the bridge 13 and the connecting part 312 at intervals; the connecting piece is a U-shaped connecting piece 132 and comprises a connecting beam and two positioning parts arranged on the connecting beam at intervals, and the positioning parts correspond to the through holes 5 one by one; the top of the bridge 13 is provided with a recess 6 for receiving the bridge. In other embodiments, the nose bridge 13 and the connecting part 312 are provided with through holes 5 which are vertically penetrated; the connecting piece is a fixing pin matched with the through hole 5.
In order to make the augmented reality glasses more compact in structure and more attractive in appearance; in this embodiment, the optical-mechanical module is installed on one side of the connecting portion 312 of the sub-frame 31 facing the human face, and the exit end of the optical-mechanical module corresponds to the coupling-in area a of the optical display lens 32; and be equipped with flexible nose and hold in the palm 7 (the saddle shape nose that is made by silica gel material and is hollow structure) in the one side of primary mirror frame 1 or secondary mirror frame 31 orientation people's face, flexible nose holds in the palm 7 covers and establishes outside the ray apparatus module, as the encapsulation casing of ray apparatus module, in short, flexible nose holds in the palm 7 and the integration of ray apparatus module together, can simplify the structure of augmented reality glasses. The optical display lens 32 is used for guiding the image projected by the optical engine module into the optical display lens 32 through the coupling-in area, and then coupling the image out of the coupling-out area through a series of reflection and/or diffraction processes.
Example two:
this embodiment has substantially the same structure as the first embodiment, except for the manner of connection between the connecting portion 312 and the nose bridge 13; only the differences will be described below.
As shown in fig. 4, a first slot 131 for adaptive engagement with the connecting portion 312 is provided on a side of the nose bridge 13 facing away from the face; the main lens frame 1 is engaged with the sub lens frame 31.
Example three:
the present embodiment is basically the same as the first embodiment except that the main frame 1 has a different structure, and only the difference will be described below.
As shown in fig. 5, in the present embodiment, the left frame 11 and the right frame 12 are connected by the bridge 13 to form a half-frame structure having an open lower end, that is, the main frame 1 is an integrally molded half-frame structure. The connecting part 312 is positioned below the nose bridge 13 and is connected with the nose bridge 13 through a connecting piece; the connector may be a fixed pin or may be a U-shaped connector 132 as shown in fig. 2.
In still other embodiments, as shown in fig. 6 and 7, the nose bridge 13 is provided with a second locking groove 133 for being fittingly locked with the connecting portion 312; the main lens frame 1 is engaged with the sub lens frame 31.
In the present specification, the second embodiment and the third embodiment are different from the first embodiment, and the same and similar parts between the embodiments may be referred to each other.
In summary, the secondary mirror frame 31 for mounting the optical display lens 32 and the optical-mechanical module in the invention is not deformed due to the deformation of the primary mirror frame 1, so that the relative positions of the optical-mechanical display module and the optical waveguide are not changed, the accuracy of optical imaging is ensured, and the phenomenon that images are shifted or images cannot be fused through two eyes is avoided; thereby satisfying the wearing and use of different users. In addition, the integration of flexible nose pad 7 and ray apparatus module can simplify the structure of whole glasses, make the structure more pleasing to the eye.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Augmented reality glasses comprise a main glasses frame and two glasses legs arranged at the end part of the main glasses frame; characterized in that it also comprises an optical display component;
the main lens frame comprises a left frame body, a right frame body and a nose bridge frame connected between the left frame body and the right frame body;
the optical display assembly comprises an auxiliary frame, optical display lenses arranged on the auxiliary frame and optical machine modules which are arranged on the auxiliary frame and correspond to the optical display lenses one to one; the auxiliary lens frame comprises two lens mounting parts and a connecting part connected between the two lens mounting parts;
the connecting portion is connected with the bridge, the lens mounting portion is located in the left frame body or the right frame body, avoidance gaps are formed between the inner peripheral surface of the left frame body and the outer peripheral surface of the corresponding lens mounting portion, and between the inner peripheral surface of the right frame body and the outer peripheral surface of the corresponding lens mounting portion, and the lens mounting portion can avoid the deformed main glasses frame by means of the avoidance gaps.
2. The augmented reality glasses of claim 1 wherein the left frame body and the right frame body are connected by the bridge to form a closed full frame structure;
the nose bridge frame is provided with a first clamping groove which is used for being matched and clamped with the connecting part; or the nose bridge comprises an upper nose bridge and a lower nose bridge, the connecting part is arranged in a space enclosed between the upper nose bridge and the lower nose bridge, and the connecting part is connected with the upper nose bridge and the lower nose bridge through a connecting part.
3. The augmented reality glasses of claim 1, wherein the left frame body and the right frame body are connected by the bridge to form a half-frame structure with an open lower end;
the connecting part is positioned below the nose bridge frame and is connected with the nose bridge frame through a connecting piece; or a second clamping groove used for being matched and clamped with the connecting part is formed in the nose bridge frame.
4. The augmented reality glasses of claim 2 or 3 wherein the bridge and the connecting portion are each provided with a through hole that passes through vertically; the connecting piece is a fixing pin matched with the through hole.
5. The augmented reality glasses of claim 2 or 3 wherein the bridge and the connecting portion are provided with two through holes which are vertically through at intervals; the connecting piece is a U-shaped connecting piece and comprises a connecting beam and two positioning parts arranged on the connecting beam at intervals, and the positioning parts correspond to the through holes one to one.
6. Augmented reality glasses according to claim 5, wherein the top of the bridge is provided with a recess to accommodate the connecting beam.
7. The augmented reality glasses of claim 1 wherein the optical-mechanical module is installed on a side of the connecting portion facing a human face, and an exit end of the optical-mechanical module corresponds to a coupling-in area of the optical display lens.
8. The augmented reality glasses of claim 7 wherein a flexible nose pad is disposed on a side of the main frame or the auxiliary frame facing a human face, and the flexible nose pad is covered outside the optical module.
9. The augmented reality glasses of claim 1 wherein the optical display lens is an optical waveguide lens and the optical waveguide lens is removably mounted to the lens mounting portion.
10. Augmented reality glasses according to claim 1, wherein the secondary frame is made of an alloy material.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111404200.XA CN114035331B (en) | 2021-11-24 | 2021-11-24 | Augmented reality glasses |
| PCT/CN2021/137838 WO2023092716A1 (en) | 2021-11-24 | 2021-12-14 | Augmented reality glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111404200.XA CN114035331B (en) | 2021-11-24 | 2021-11-24 | Augmented reality glasses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114035331A true CN114035331A (en) | 2022-02-11 |
| CN114035331B CN114035331B (en) | 2023-06-13 |
Family
ID=80138694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111404200.XA Active CN114035331B (en) | 2021-11-24 | 2021-11-24 | Augmented reality glasses |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114035331B (en) |
| WO (1) | WO2023092716A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115016140A (en) * | 2022-07-01 | 2022-09-06 | 歌尔股份有限公司 | AR glasses |
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| US20170108714A1 (en) * | 2015-10-20 | 2017-04-20 | Kopin Corporation | Wearable electronic display |
| CN112965252A (en) * | 2021-03-16 | 2021-06-15 | 歌尔股份有限公司 | AR display module and AR glasses |
| CN112987313A (en) * | 2021-03-05 | 2021-06-18 | 歌尔股份有限公司 | AR glasses |
| CN113419351A (en) * | 2021-06-28 | 2021-09-21 | 歌尔股份有限公司 | AR glasses |
| CN214504029U (en) * | 2021-04-27 | 2021-10-26 | 歌尔股份有限公司 | Head-mounted display device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0490508A (en) * | 1990-08-01 | 1992-03-24 | Shiiretsukusu Kk | Cover sunglass spectacles |
| CN201853015U (en) * | 2010-11-05 | 2011-06-01 | 陈建男 | Novel spectacle frame |
| CN202748547U (en) * | 2012-07-23 | 2013-02-20 | 吕碧升 | Double frame glasses |
| KR20220137625A (en) * | 2020-02-20 | 2022-10-12 | 삼성전자주식회사 | Nose rest and glasses device including same |
| CN213092031U (en) * | 2020-09-14 | 2021-04-30 | 深圳市伟创眼镜有限公司 | Combined multifunctional glasses |
-
2021
- 2021-11-24 CN CN202111404200.XA patent/CN114035331B/en active Active
- 2021-12-14 WO PCT/CN2021/137838 patent/WO2023092716A1/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170108714A1 (en) * | 2015-10-20 | 2017-04-20 | Kopin Corporation | Wearable electronic display |
| CN112987313A (en) * | 2021-03-05 | 2021-06-18 | 歌尔股份有限公司 | AR glasses |
| CN112965252A (en) * | 2021-03-16 | 2021-06-15 | 歌尔股份有限公司 | AR display module and AR glasses |
| CN214504029U (en) * | 2021-04-27 | 2021-10-26 | 歌尔股份有限公司 | Head-mounted display device |
| CN113419351A (en) * | 2021-06-28 | 2021-09-21 | 歌尔股份有限公司 | AR glasses |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115016140A (en) * | 2022-07-01 | 2022-09-06 | 歌尔股份有限公司 | AR glasses |
| CN115016140B (en) * | 2022-07-01 | 2023-11-28 | 歌尔股份有限公司 | AR glasses |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023092716A1 (en) | 2023-06-01 |
| CN114035331B (en) | 2023-06-13 |
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Effective date of registration: 20221123 Address after: 266104 No. 500, Songling Road, Laoshan District, Qingdao, Shandong Applicant after: GOERTEK TECHNOLOGY Co.,Ltd. Address before: 261031 workshop 1, phase III, Geer Photoelectric Industrial Park, 3999 Huixian Road, Yongchun community, Qingchi street, high tech Zone, Weifang City, Shandong Province Applicant before: GoerTek Optical Technology Co.,Ltd. |
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