CN206557096U - Detection means for detecting glass substrate penetrating light intensity - Google Patents
Detection means for detecting glass substrate penetrating light intensity Download PDFInfo
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- CN206557096U CN206557096U CN201720292472.8U CN201720292472U CN206557096U CN 206557096 U CN206557096 U CN 206557096U CN 201720292472 U CN201720292472 U CN 201720292472U CN 206557096 U CN206557096 U CN 206557096U
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- glass substrate
- light intensity
- optical sensor
- detection means
- penetrating light
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Abstract
The utility model, which is related to, discloses a kind of detection means for being used to detect glass substrate penetrating light intensity, described to be used to detect that the detection means of glass substrate penetrating light intensity includes：The light source being fixedly installed；Pedestal；At least one is used for the optical sensor for detecting penetrating light intensity, and the optical sensor is movably arranged on the pedestal in the first direction；With the turntable for placing glass substrate and driving the glass substrate to rotate, the turntable is located between the light source and at least one described optical sensor in a second direction, wherein the second direction is perpendicular to the first direction.Have the advantages that testing conditions are consistent, objectivity is strong, testing result can quantify according to the detection means for being used to detect glass substrate penetrating light intensity of the utility model embodiment.
Description
Technical field
The utility model is related to glass substrate detection field, more particularly to the inspection for detecting glass substrate penetrating light intensity
Survey device.
Background technology
At present, TFT glass substrates are the indispensable materials of liquid crystal panel.With the development and the passage of time of science and technology,
Requirement more and more higher of the people to visual effect.Accordingly, it would be desirable to detect the penetrating light intensity of glass substrate.
The method of the penetrating light intensity of existing detection glass substrate be taken pictures by digital camera compare, human eye is weighed
The change of luminous intensity.The shortcoming of this detection method is that subjectivity is larger, it is impossible to objectively reflect the penetrating light intensity of glass substrate
Change.
Utility model content
The purpose of this utility model be in order to overcome the problem of prior art is present there is provided one kind be used for detect glass substrate
The detection means of penetrating light intensity, this is used to detect that the detection means of glass substrate penetrating light intensity to have testing conditions consistent, objective
The property quantifiable advantage of strong, testing result.
To achieve these goals, the utility model provides a kind of detection dress for being used to detect glass substrate penetrating light intensity
Put, it is described to be used to detect that the detection means of glass substrate penetrating light intensity includes：The light source being fixedly installed；Pedestal；At least one is used
In the optical sensor of detection penetrating light intensity, the optical sensor is movably arranged on the pedestal in the first direction；With
For the turntable placed glass substrate and drive the glass substrate to rotate, the turntable is located at the light source in a second direction
Between at least one described optical sensor, wherein the second direction is perpendicular to the first direction.
Preferably, the pedestal includes：Base；At least two supports, at least two support is along the first direction
It is located at interval on the base；And guide rail, the guide rail is located at least two support, and the guide rail is along described
One direction extends, and the optical sensor is movably arranged on the guide rail along the first direction.
Preferably, the upper surface of the base is provided with air level, and the lower surface of the base is provided with multiple screwed holes,
The pedestal further comprises multiple leveling bars, and screw thread, multiple leveling are formed with the outer peripheral face of each leveling bar
Screw thread coordinates in multiple screwed holes a part for bar correspondingly.
Preferably, pedestal further comprises at least one sliding block, and at least one described sliding block is removable along the first direction
It is located at dynamicly on the guide rail, at least one described optical sensor is located at least one described sliding block correspondingly.
Preferably, the pedestal further comprises the first locating part and the second locating part, first locating part and described
Second locating part is located on the guide rail, and at least one described optical sensor is located at the described first limit in said first direction
Between position part and second locating part.
Preferably, it is described to be used to detect that the detection means of glass substrate penetrating light intensity further comprises projection plate, it is described extremely
A few optical sensor is located between the turntable and the projection plate in this second direction.
Preferably, the projection plate is in this second direction adjacent at least one described optical sensor.
Preferably, the turntable includes stationary part and the rotation section for placing glass substrate, and the rotation section is rotatable
Ground is located in the stationary part, and the rotational angle of the relatively described stationary part in the rotation section is 60 degree of -80 degree or 10 degree of -30 degree.
Preferably, the optical sensor is photoelectric sensor, and the detection means further comprises at least one printing opacity
Intensity follower, at least one described penetrating light intensity follower by wire correspondingly with least one described optical sensing
Device is connected.
Preferably, the outer surface of the pedestal is provided with light-absorption layer.
According to the detection means of the present utility model for being used to detect glass substrate penetrating light intensity, by using what is be fixedly installed
Light source, the position for the glass substrate for setting the turntable to fix different batches and the glass substrate of different batches and the second party
To angle and optical sensor is corresponding with the same oolemma and/or blanking bar of the glass substrate of different batches so that
Batch, consistent, detection can be carried out to the glass substrate of different batches.
It is possible thereby to the accurately penetrating light intensity of the glass substrate of measurement different batches, and accurately reflect different batches
Glass substrate penetrating light intensity change, so as to the change of the manufacturing process that reflects glass substrate, so as in time,
Correctly the manufacturing process to glass substrate is adjusted, corrected.
Due to being in identical condition according to the detection means of the present utility model for being used to detect glass substrate penetrating light intensity
It is lower that the penetrating light intensity of the glass substrate of different batches is detected using optical sensor, therefore used according to of the present utility model
Have that testing conditions are consistent, objectivity is strong, testing result is quantifiable excellent in the detection means of detection glass substrate penetrating light intensity
Point.
Brief description of the drawings
Fig. 1 is the part for being used to detect the detection means of glass substrate penetrating light intensity according to the utility model embodiment
Structural representation；
Fig. 2 is the part for being used to detect the detection means of glass substrate penetrating light intensity according to the utility model embodiment
Structural representation.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below
The embodiment described by reference to accompanying drawing is exemplary, it is intended to for explaining the utility model, and it is not intended that to this
The limitation of utility model.
Below with reference to the accompanying drawings the inspection for being used to detect glass substrate penetrating light intensity according to the utility model embodiment is described
Survey device 10.As depicted in figs. 1 and 2, according to the inspection for being used to detect glass substrate penetrating light intensity of the utility model embodiment
Survey light source 140, pedestal 110, at least one optical sensor 120 for being used to detect penetrating light intensity that device 10 includes being fixedly installed
And the turntable (not shown) for placing glass substrate 20 and driving glass substrate 20 to rotate.
Optical sensor 120 is movably arranged on pedestal 110 in the first direction.The turntable is located at light in a second direction
Between source 140 and at least one optical sensor 120, wherein the second direction is perpendicular to the first direction.
It is briefly described below with reference to Fig. 1 and Fig. 2 according to the utility model embodiment for detecting that glass substrate is saturating
The detection method of the detection means 10 of luminous intensity.The detection method comprises the following steps：
Using the light source being fixedly installed to glass substrate 20 provide light, the light through glass substrate 20 so as to formed to
Few an oolemma and at least one blanking bar, wherein glass substrate 20 and the second direction are into predetermined angle, i.e. glass substrate 20
The light sent with the light source is into the predetermined angle, and the light path for forming the oolemma is the first light path, and the light path for forming the blanking bar is
Second light path.That is, the light is passed through after glass substrate 20, formed at least one first light path and at least one the
Two light paths.
Optical sensor is placed at least one in first light path and second light path, to detect glass
The penetrating light intensity of substrate 20.
Repeat the above steps, so as to the penetrating light intensity of the glass substrate 20 that has detected whole batches.Wherein, different batches
Glass substrate 20 is with the second direction into the predetermined angle, when the glass substrate 20 to different batches is detected, the light
Learn that sensor is placed in first light path and second light path this at least one on.
According to the detection means 10 and the detection side that are used to detect glass substrate penetrating light intensity of the utility model embodiment
Method, by using the light source 140 being fixedly installed, sets the turntable come the position of the glass substrate 20 of fixing different batches and not
With the glass substrate 20 of batch and the angle of the second direction and by the glass substrate 20 of optical sensor and different batches
Same oolemma and/or blanking bar are corresponding, so as to carry out batch, consistent, amount to the glass substrate 20 of different batches
Detection change, objective penetrating light intensity.
It is possible thereby to the accurately penetrating light intensity of the glass substrate 20 of measurement different batches, and accurately reflect different batches
The change of the penetrating light intensity of secondary glass substrate 20, so as to the change of the manufacturing process that reflects glass substrate 20, so as to
In time, correctly the manufacturing process of glass substrate 20 is adjusted, corrected.
Due to according to the detection means 10 for being used to detect glass substrate penetrating light intensity of the utility model embodiment and inspection
Survey method, is that the penetrating light intensity of the glass substrate 20 of different batches is examined using optical sensor under the same conditions
Survey, therefore according to the detection means 10 and detection method that are used to detect glass substrate penetrating light intensity of the utility model embodiment
Have the advantages that testing conditions are consistent, objectivity is strong, testing result can quantify.
As depicted in figs. 1 and 2, in some embodiments of the present utility model, for detecting glass substrate penetrating light intensity
Detection means 10 include be fixedly installed light source 140 (such as xenon lamp), pedestal 110, at least one be used for detect penetrating light intensity
Optical sensor 120 and for place glass substrate 20 and drive glass substrate 20 rotate turntable and the (example of projection plate 150
Such as curtain).
As shown in Fig. 2 the turntable can be located at light source 140 and at least one optical sensor in the second direction
Between 120.At least one optical sensor 120 is located between the turntable and projection plate 150 in the second direction.This second
Direction is perpendicular to the first direction, and wherein the first direction is as shown in the arrow A in Fig. 1.
Specifically, as shown in Fig. 2 detection means 10 by it is left-to-right be followed successively by light source 140, the turntable, this at least one
Optical sensor 120 and projection plate 150.Wherein, left and right directions is as shown in the arrow B in Fig. 2.
The light that light source 140 is sent is irradiated on glass substrate 20 and passes through glass substrate 20, transmitted through glass substrate 20
Light project on projection plate 150, and form on projection plate 150 at least one oolemma and at least one blanking bar.Wherein,
The light path for forming the oolemma is the first light path, and the light path for forming the blanking bar is the second light path.
Glass substrate 20 is placed on the turntable, is rotated the turntable and is driven glass substrate 20 to rotate, so as to glass base
Plate 20 and the light (light for not passing through the light of glass substrate 20, the i.e. upstream of glass substrate 20) that light source 140 is sent are pre- into this
If angle.That is, making glass substrate 20 and the second direction into the predetermined angle.
Preferably, the predetermined angle is 10 degree of -30 degree.Under the angle, the light should through the formation of glass substrate 20
Oolemma and the blanking bar are very clear, it is possible thereby to more precisely measure out the intensity in transmission of glass substrate 20.
As shown in Fig. 2 projection plate 150 can be parallel to the first party perpendicular to the second direction, projection plate 150
To.Preferably, the angle of glass substrate 20 and projection plate 150 can be 60 degree of -80 degree.Under the angle, the light passes through glass
Oolemma and the blanking bar of the formation of glass substrate 20 are very clear, it is possible thereby to more precisely measure out the transmission of glass substrate 20
Intensity.
Light transmitted through glass substrate 20 is projected on projection plate 150, and forms on projection plate 150 this at least one
Oolemma and at least one blanking bar.At least one optical sensor 120 can be moved in the first direction, to make this
At least one optical sensor 120 is at least one in first light path and second light path.
That is, at least one optical sensor 120 and at least one oolemma and this at least one can be made
At least one in blanking bar is corresponding, so as to make at least one optical sensor 120 detection formed at least one oolemma with
And the intensity (i.e. the penetrating light intensity of glass substrate 20) of the light of at least one at least one blanking bar.
As shown in Fig. 2 projection plate 150 in the second party upwardly adjacent at least one optical sensor 120.It is possible thereby to more
Plus be accurately determined the position of optical sensor 120, make optical sensor 120 more accurately with projection plate 150 this extremely
In few an oolemma and at least one blanking bar this at least one it is corresponding.
Preferably, the light transmitted through glass substrate 20 forms multiple oolemmas and multiple blanking bars on projection plate 150.Its
In, it is possible to use the detection of optical sensor 120 forms the intensity of the light of most bright oolemma, can also utilize optical sensor
120 detections form the intensity of the light of most dark blanking bar.
In a specific example of the present utility model, optical sensor 120 is two, and an optical sensor 120 is used
The intensity of the light of most bright oolemma is formed in detection, another optical sensor 120, which is used to detect, forms most dark blanking bar
Light intensity.Moreover, for the glass substrate 20 of different batches, an optical sensor 120 is used to detection and formed
The intensity of the light of most bright oolemma, another optical sensor 120 is used to the light that detection forms most dark blanking bar
Intensity.It is possible thereby to further improve the uniformity of testing conditions and the objectivity of detection.
That is, an optical sensor 120 is corresponding with most bright oolemma, another optical sensor
120 is corresponding with most dark blanking bar.In other words, an optical sensor 120 is placed on to form the of most bright oolemma
In one light path, another optical sensor 120 is placed in the second light path to form most dark blanking bar.
In addition, when detecting the penetrating light intensity of glass substrate 20 of different batches, optical sensor 120 can also be with difference
The light belt of the same position of the glass substrate 20 of batch is corresponding, and the light belt can be oolemma or blanking bar.Detection is different
The identical light belt of glass substrate 20, is to make one of consistent condition of testing conditions.
In an embodiment of the present utility model, the turntable includes stationary part and the rotation for placing glass substrate
Portion.The rotation section is rotatably arranged in the stationary part, the rotation section with respect to the stationary part rotational angle for 60 degree -80 spend or
10 degree of -30 degree.Thus the rotation section can drive glass substrate 20 to rotate 60 degree of -80 degree or 10 degree of -30 degree, to make glass base
Plate 20 is 60 degree -80 into 10 degree of -30 angle for spending, making glass substrate 20 and projection plate 150 with the second direction and spent.
Optical sensor 120 can be photoelectric sensor.It is strong that detection means 10 may further include at least one printing opacity
Spend follower 160.Wherein, at least one penetrating light intensity follower 160 by wire 170 correspondingly with least one light
Sensor 120 is learned to be connected.That is, the quantity of penetrating light intensity follower 160, the quantity of wire 170 and optical sensor 120
Quantity be equal to each other, a penetrating light intensity follower 160 is connected by a wire 170 with an optical sensor 120.
The photoelectric sensor can be converted to the size of the penetrating light intensity of glass substrate 20 size of electric current, and in printing opacity
The size of the penetrating light intensity of glass substrate 20 is directly displayed out on intensity follower 160.It is possible thereby to make the saturating of glass substrate 20
The testing result of luminous intensity is more directly perceived, more quantify.
In order to further improve the precision of testing result, light-absorption layer can be set on the outer surface of pedestal 110.Thus may be used
To prevent the light interference detection results reflexed to by pedestal 110 on optical sensor 120.Preferably, the light-absorption layer can be by
The light absorbent of black is made.
As shown in figure 1, in some examples of the present utility model, pedestal 110 includes base 111, guide rail 113 and at least two
Individual support 112.At least two support 112 is located on base 111 at interval along the first direction.Guide rail 113 is located at this extremely
On few two supports 112, guide rail 113 extends along the first direction, and at least one optical sensor 120 is removable along the first direction
It is located at dynamicly on guide rail 113.
Preferably, the upper surface of base 111 is provided with air level 115, and the lower surface of base 111 is provided with multiple screw threads
Hole.Pedestal 110 further comprises being formed with screw thread on multiple leveling bars 114, the outer peripheral face of each leveling bar 114.Wherein, it is multiple
Screw thread coordinates in multiple screwed holes a part for leveling bar 114 correspondingly.It is possible thereby to by rotating multiple leveling
At least one in bar 114, carrys out the levelness of adjusting base 111, and determine whether base 111 is according to air level 115
Horizontality.
As shown in figure 1, in an example of the present utility model, pedestal 110 further comprises at least one sliding block 116,
At least one sliding block 116 is movably arranged on guide rail 113 along the first direction, a pair of at least one optical sensor 120 1
It is located at least one sliding block 116 with answering.That is, the quantity of sliding block 116 is equal with the quantity of optical sensor 120, one
Individual optical sensor 120 is located on a sliding block 116.
By setting sliding block 116 on guide rail 113 and optical sensor 120 being located on sliding block 116, so as to more
Easily, optical sensor 120 is easily made to move in the first direction.Wherein, optical sensor 120 can pass through bonding
Part is bonded and fixed on sliding block 116.In addition, can be provided with mounting hole on sliding block 116, optical sensor 120 may be mounted at this
In mounting hole.It will be appreciated by persons skilled in the art that optical sensor 120 can also be installed by other known mode
On sliding block 116.
As shown in figure 1, pedestal 110 further comprises the first locating part 117 and the second locating part 118, the first locating part 117
It is located at the second locating part 118 on guide rail 113.Wherein, at least one optical sensor 120 is located at first in the first direction
Between the locating part 118 of locating part 117 and second.It is possible thereby to limit the position of optical sensor 120, optical sensor is prevented
120 depart from guide rail 113.
Preferably, as shown in figure 1, the first end of the adjacent rail 113 of the first locating part 117, the second locating part 118 is neighbouring to lead
Second end of rail 113.It is possible thereby to expand the moving range of optical sensor 120 as much as possible, so as to so that optical sensing
Device 120 can be corresponding with more oolemmas, blanking bar.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, unless otherwise clear and definite restriction.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Levy second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specific
The description of example " or " some examples " etc. mean to combine the specific features that the embodiment or example describe, structure, material or
Person's feature is contained at least one embodiment of the present utility model or example.In this manual, above-mentioned term is shown
The statement of meaning property is necessarily directed to identical embodiment or example.Moreover, description specific features, structure, material or
Feature can in an appropriate manner be combined in any one or more embodiments or example.In addition, in not conflicting feelings
Under condition, those skilled in the art can be by the different embodiments or example and different embodiments described in this specification
Or the feature of example is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-mentioned embodiment party
Formula is exemplary, it is impossible to be interpreted as to limitation of the present utility model, one of ordinary skill in the art is of the present utility model
In the range of above-mentioned embodiment can be changed, change, replace and modification.
Claims (10)
1. a kind of detection means (10) for being used to detect glass substrate penetrating light intensity, it is characterised in that including：
The light source (140) being fixedly installed；
Pedestal (110)；
At least one is used for the optical sensor (120) for detecting penetrating light intensity, and the optical sensor (120) in the first direction may be used
Movably it is located on the pedestal (110)；With
For the turntable placed glass substrate and drive the glass substrate to rotate, the turntable is located at described in a second direction
Between light source (140) and at least one described optical sensor (120), wherein the second direction is perpendicular to the first party
To.
2. the detection means (10) according to claim 1 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
Stating pedestal (110) includes：
Base (111)；
At least two supports (112), at least two support (112) is located at the base at interval along the first direction
(111) on；With
Guide rail (113), the guide rail (113) is located at least two support (112), and the guide rail (113) is along described
One direction extends, and the optical sensor (120) is movably arranged on the guide rail (113) along the first direction.
3. the detection means (10) according to claim 2 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
The upper surface for stating base (111) is provided with air level (115), and the lower surface of the base (111) is provided with multiple screwed holes, institute
State pedestal (110) and further comprise multiple leveling bars (114), screw thread is formed with the outer peripheral face of each leveling bar (114),
Screw thread coordinates in multiple screwed holes a part for multiple leveling bars (114) correspondingly.
4. the detection means (10) according to claim 2 for being used to detect glass substrate penetrating light intensity, it is characterised in that base
Seat (110) further comprises at least one sliding block (116), and at least one described sliding block (116) is removable along the first direction
Ground is located on the guide rail (113), and at least one described optical sensor (120) is located at least one described cunning correspondingly
On block (116).
5. the detection means (10) according to claim 2 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
State pedestal (110) and further comprise the first locating part (117) and the second locating part (118), first locating part (117) and institute
State the second locating part (118) to be located on the guide rail (113), at least one described optical sensor (120) is in the first party
It is located at upwards between first locating part (117) and second locating part (118).
6. the detection means (10) according to claim 1 for being used to detect glass substrate penetrating light intensity, it is characterised in that enter
One step include projection plate (150), at least one described optical sensor (120) in this second direction be located at the turntable with
Between the projection plate (150).
7. the detection means (10) according to claim 6 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
State projection plate (150) at least one neighbouring described optical sensor (120) in this second direction.
8. the detection means (10) according to claim 1 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
Stating turntable includes stationary part and the rotation section for placing glass substrate, and the rotation section is rotatably arranged at the stationary part
On, the rotational angle of the relatively described stationary part in the rotation section is 60 degree of -80 degree or 10 degree of -30 degree.
9. the detection means (10) according to claim 1 for being used to detect glass substrate penetrating light intensity, it is characterised in that institute
Optical sensor (120) is stated for photoelectric sensor, the detection means (10) further comprises that at least one penetrating light intensity is exported
Device (160), at least one described penetrating light intensity follower (160) by wire (170) correspondingly with it is described at least one
Optical sensor (120) is connected.
10. the detection means (10) according to claim 1 for being used to detect glass substrate penetrating light intensity, it is characterised in that
The outer surface of the pedestal (110) is provided with light-absorption layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292472.8U CN206557096U (en) | 2017-03-23 | 2017-03-23 | Detection means for detecting glass substrate penetrating light intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292472.8U CN206557096U (en) | 2017-03-23 | 2017-03-23 | Detection means for detecting glass substrate penetrating light intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206557096U true CN206557096U (en) | 2017-10-13 |
Family
ID=60015739
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720292472.8U Active CN206557096U (en) | 2017-03-23 | 2017-03-23 | Detection means for detecting glass substrate penetrating light intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206557096U (en) |
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2017
- 2017-03-23 CN CN201720292472.8U patent/CN206557096U/en active Active
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Effective date of registration: 20200921 Address after: 050035 No. 9, the Yellow River Avenue, hi tech Zone, Hebei, Shijiazhuang Patentee after: DONGXU OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Address before: The 100075 Beijing Seahawks Fengtai District Science City Road No. 9 Building No. 2 room 266 (Park) Patentee before: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Patentee before: TUNGHSU GROUP Co.,Ltd. |