CN203163679U - Three-dimensional scanning system used for scanning a dynamic object - Google Patents
Three-dimensional scanning system used for scanning a dynamic object Download PDFInfo
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- CN203163679U CN203163679U CN201220420106.3U CN201220420106U CN203163679U CN 203163679 U CN203163679 U CN 203163679U CN 201220420106 U CN201220420106 U CN 201220420106U CN 203163679 U CN203163679 U CN 203163679U
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Abstract
The utility model relates to a three-dimensional scanning system used for scanning a dynamic object. The three-dimensional scanning system is used for acquiring the three-dimensional image of the dynamic object. The three-dimensional scanning system comprises a first projection device, a first photosensitive device corresponding to the first projection device, a second projection device, a second photosensitive device corresponding to the second projection device, and a control system. The control system is electrically connected with the first projection device, the second projection device, the first photosensitive device and the second photosensitive device. The three-dimensional scanning system provided by the utility model has the advantage that the three-dimensional scanning system can acquire the three-dimensional image of the dynamic object with high quality and low distortion.
Description
Technical field
The utility model relates to a kind of spatial digitizer, relate in particular to a kind of can high-quality, low distortion obtains the spatial digitizer of dynamic object 3-D view.
Background technology
3-D scanning be light harvesting, mechanical, electrical and computer technology in the new and high technology of one, be mainly used in scanned object spatial shape and structure and color are scanned, to obtain the volume coordinate of this body surface.Its significance is the steric information of actual object to be converted to calculates the digital signal that function is directly handled, for the object digitizing provides quite conveniently means.Utilize the spatial digitizer (3D Scanner) of 3-D scanning technology preparation as a kind of equipment of measurement in space fast, fast because of its measuring speed, precision is high, noncontact, advantage such as easy to use, and become important tool with the object dimensional modeling, obtain application more and more widely.For example, with spatial digitizer scanned objects such as palm, sample, model are scanned, can obtain this object three-dimensional size data, these data energy direct and computer-aided design (CAD) (CAD:Computer Aided Design) or computer-aided manufacturing (CAM:Computer Aided Making) software interface, in CAD system, can adjust data, repair, deliver to machining center again or rapid forming equipment is made, can shorten the product manufacturing cycle greatly.
The general three dimension scanner adopts a projector projects striped light to scanned object, the striped light that adopts a camera collection to reflect back from described scanned object again, by the distortion of calculating striped light at scanned object, thus the 3-D view of acquisition scanned object.Yet, when adopting the separate unit spatial digitizer to obtain the 3-D view of scanned object, the striped light that described camera can receive only limits to scanned object and is projected the zone that instrument projects, and is not projected the striped light that zone (blind area) that instrument projects reflects back and can't obtain this scanned object.That is, because described projector has the projection blind area at scanned object, the not high or distortion of three-dimensional image quality of obtaining by the separate unit spatial digitizer.
For solving the problem of projector projects blind area, usually adopt following dual mode to obtain the 3-D view of scanned object: the one, obtain the scan model of scanned object with angle of separate unit spatial digitizer, move to another angle scanning again and obtain the scan model of scanned object, then the scan model that gets access to is from different perspectives spliced the 3-D view that obtains scanned object; The 2nd, adopt many spatial digitizers to stagger the time and obtain the scan model of scanned object, the scan model that these many spatial digitizers are got access to is spliced the 3-D view that obtains scanned object then.Yet, though more than two kinds of scan modes can solve the problem that part is throwed the blind area, when scanned object is dynamic object, during as people's face, still there is big distortion in its 3-D view that gets access to, quality is lower.
The utility model content
In view of this, be necessary to provide a kind of energy high-quality, low distortion to obtain the 3 D scanning system of dynamic object 3-D view, to address the above problem.
The utility model is achieved in that a kind of 3 D scanning system that scans dynamic object, be used for obtaining the 3-D view of a dynamic object, it comprises first projection arrangement, first photosensitive device corresponding with first projection arrangement, second projection arrangement, second photosensitive device and the control system corresponding with second projection arrangement, and described control system and described first projection arrangement, second projection arrangement, first photosensitive device, second photosensitive device all electrically connect.
As the further improvement of such scheme, described first photosensitive device comprises first optical filter and first camera, before described first optical filter is arranged on the camera lens of described first camera; Described second photosensitive device comprises second optical filter and second camera, before described second optical filter is arranged on the camera lens of described second camera.
As the further improvement of such scheme, first projection arrangement comprises the first white light light projector light source and first optical filter, before this first optical filter is arranged on the ray cast mouth of the described first white light light projector light source; Second projection arrangement comprises the second white light light projector light source and second optical filter, before this second optical filter is arranged on the ray cast mouth of the described second white light light projector light source.
As the further improvement of such scheme, be the summit with the dynamic object, the angle between the light projector direction of described first projection arrangement and the light projector direction of second projection arrangement is spent smaller or equal to 180 more than or equal to 30 degree.
The utility model also relates to the 3 D scanning system of another kind of scanning dynamic object, is used for obtaining the 3-D view of a dynamic object, and it comprises many spatial digitizers and a control system; Every spatial digitizer comprises first projection arrangement, first photosensitive device, second projection arrangement and with second projection arrangement corresponding second photosensitive device corresponding with first projection arrangement, and first projection arrangement of described control system and every spatial digitizer, second projection arrangement, first photosensitive device, second photosensitive device all electrically connect.
As the further improvement of such scheme, in every spatial digitizer: described first photosensitive device comprises first optical filter and first camera, before described first optical filter is arranged on the camera lens of described first camera; Described second photosensitive device comprises second optical filter and second camera, before described second optical filter is arranged on the camera lens of described second camera.
As the further improvement of such scheme, in every spatial digitizer: described first projection arrangement comprises the first white light light projector light source and first optical filter, before this first optical filter is arranged on the ray cast mouth of the described first white light light projector light source; Second projection arrangement comprises the second white light light projector light source and second optical filter, before this second optical filter is arranged on the ray cast mouth of the described second white light light projector light source.
As the further improvement of such scheme, in every spatial digitizer: be the summit with the dynamic object, the angle between the light projector direction of first projection arrangement and the light projector direction of second projection arrangement more than or equal to 30 degree smaller or equal to 180 degree.
The utility model also relates to the 3 D scanning system of another kind of scanning dynamic object, be used for obtaining the 3-D view of a dynamic object, it comprises at least two projection arrangements, corresponding with these at least two projection arrangements at least two photosensitive devices and a control system; Described control system and described at least two projection arrangements and at least two photosensitive devices all electrically connect.
As the further improvement of such scheme, described 3 D scanning system comprises three projection arrangements, is the summit with the dynamic object, and the light projector direction of adjacent two projection arrangements is 120 degree angles in described three projection arrangements.
Compared with prior art, the 3 D scanning system of scanning dynamic object of the present utility model, by adopting the projection arrangement more than two or two to throw monochromatic light to dynamic object simultaneously, and the photosensitive device corresponding with projection arrangement, only gather the monochromatic light of corresponding with it projection arrangement projection, form image.Therefore, described 3 D scanning system not only can reduce even eliminate the influence that brings because of separate unit projection arrangement projection blind area, can also get access to dynamic object at one time at a plurality of images of different angles, eliminate because of dynamic object in the not corresponding problem of different time image.At last, the monochromatic light of different projection arrangements does not produce interference each other in the described 3 D scanning system, solved the transmitted light problem interfering with each other of different directions, avoid projecting to the optical information distortion on the dynamic object, thereby it is not high to cause rebuilding the object dimensional information distortion or the picture quality that obtain, thereby can further improve the quality of described dynamic object 3-D view, reduce degree of distortion.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, and for above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, below especially exemplified by embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described, wherein:
Fig. 1 is a kind of synoptic diagram that scans the 3 D scanning system of dynamic object that the utility model embodiment provides.
The process flow diagram of the scan method of Fig. 2 is that the utility model embodiment provides a kind of 3 D scanning system that scans dynamic object.
The process flow diagram of the scan method of Fig. 3 is that another embodiment of the utility model provides a kind of 3 D scanning system that scans dynamic object.
Embodiment
Below based on accompanying drawing specific embodiment of the utility model is further elaborated.Should be appreciated that specific embodiment described herein as just embodiment, and be not used in restriction protection domain of the present utility model.
See also Fig. 1, the utility model embodiment provides the 3 D scanning system 100 of one scan dynamic object, is used for obtaining the 3-D view of a dynamic object 200.So-called dynamic object means the object that its 3-D view or model change to some extent along with time variation meeting.Such as people's face, in different time points, its 3-D view also can be different because expression is different.
Described 3 D scanning system 100 comprises one first projection arrangement 10, one first photosensitive device 20, one second projection arrangement 30, one second photosensitive device 40 and a control system 50.
Described first projection arrangement 10 is used for to described dynamic object 200 projections first monochromatic light.Described first monochromatic light is monochromatic striped light (claiming monochromatic structured light again), and when this striped illumination is mapped to dynamic object, the striped light that is reflected can carry the three-D profile information of this dynamic object 200.This first monochromatic spectrum is not limit, so long as visible light gets final product, preferably, described first monochromatic light is a kind of in red, blue, green three kinds of monochromatic light.For making described first projection arrangement 10 can project first monochromatic light, described first projection arrangement 10 can comprise one first monochromatic light projector light source, thereby only can launch first monochromatic light.In the present embodiment, described first projection arrangement 10 can comprise one first white light light projector light source 11 and one first optical filter 12.This first optical filter 12 is arranged between the described first white light light projector light source 11 and the dynamic object 200, and this first optical filter 12 only allows first monochromatic light to pass through.Be appreciated that and select first monochromatic light projector light source projects first monochromatic light for use, can reduce components and parts, and select for use the first white light light projector light source 11 to cooperate first optical filter, 12 projections, first monochromatic light, then only need before existing projector, to set up an optical filter and get final product.
Described first photosensitive device 20 is corresponding with described first projection arrangement 10, can and can only gather from first monochromatic light of dynamic object 200 reflections, forms first image.Usually, for working conveniently, described first photosensitive device 20 and first projection arrangement 10 are combined or are fixed in the same housing, form a spatial digitizer.Described first photosensitive device 20 comprises one first camera 21.Described first camera 21 only can be gathered first monochromatic light, be provided with another first optical filter 12 between described first camera 21 and the dynamic object 200, by corresponding optical filter 12, from the light that dynamic object 200 launches, only the first monochromatic luminous energy by and collected by first camera 21.Described first camera 21 can comprise an arrangement of mirrors sheet and a photo-sensitive cell, and eyeglass is arranged between first optical filter 12 and the photo-sensitive cell.Described photo-sensitive cell comprises CCD(beam coupling device imageing sensor) and the CMOS(cmos image sensor), in the present embodiment, described photo-sensitive cell is CCD.
Described second projection arrangement 30 is used for to described dynamic object 200 projections second monochromatic light.Be the summit with dynamic object 200, the angle between the light projector direction of the light projector direction of described first projection arrangement 10 and second projection arrangement 20 is not limit.Preferably, the angle between the light projector direction of the light projector direction of described first projection arrangement 10 and second projection arrangement 20 is spent smaller or equal to 180 more than or equal to 30 degree, thereby can further reduce even eliminate the projection blind area on dynamic object 200.Described second monochromatic light is monochromatic striped light (claiming monochromatic structured light again), and when this striped illumination is mapped to dynamic object, the striped light that is reflected can carry the three-D profile information of this dynamic object 200.This second monochromatic spectrum is not limit, so long as visible light and non-first monochromatic light gets final product, preferably, described second monochromatic light is a kind of in red, blue, green three kinds of monochromatic light and can not be first monochromatic light.In the present embodiment, described first monochromatic light is ruddiness, and second monochromatic light is blue light.For making described second projection arrangement 30 can project second monochromatic light, described second projection arrangement 20 can comprise one second monochromatic light projector light source, thereby only can launch second monochromatic light.In the present embodiment, described second projection arrangement 30 can comprise one second white light light projector light source 31 and one second optical filter 32.This second optical filter 32 is arranged between the described second white light light projector light source 31 and the dynamic object 200, and this second optical filter 32 only allows second monochromatic light to pass through.Be appreciated that and select second monochromatic light projector light source projects second monochromatic light for use, can reduce components and parts, and select for use the second white light light projector light source 31 to cooperate second optical filter, 32 projections, second monochromatic light, then only need before existing projector, to set up an optical filter and get final product.
Described second photosensitive device 40 is corresponding with described second projection arrangement 30, can and can only gather from second monochromatic light of dynamic object 200 reflections, forms second image.Usually, for working conveniently, described second photosensitive device 40 and second projection arrangement 30 are combined or are fixed in the same housing, form a spatial digitizer.Described second photosensitive device 40 comprises one second camera 41.Described second camera 41 only can be gathered second monochromatic light, be provided with another second optical filter 32 between described second camera 41 and the dynamic object 200, by corresponding optical filter 32, from the light that dynamic object 200 launches, only the second monochromatic luminous energy by and collected by second camera 41.Described second camera 41 can comprise an arrangement of mirrors sheet and a photo-sensitive cell, and eyeglass is arranged between second optical filter 32 and the photo-sensitive cell.Described photo-sensitive cell comprises CCD(beam coupling device imageing sensor) and the CMOS(cmos image sensor), in the present embodiment, described photo-sensitive cell is CCD.
Described control device 50 is connected with described first projection arrangement 10, first photosensitive device 20, second projection arrangement 30 and second photosensitive device, 40 equal data.When described 3 D scanning system 200 is worked, described control system 50 described first projection arrangements 10 of control and second projection arrangement 40 are simultaneously to described dynamic object 200 projection first monochromatic light and second monochromatic light, and will collect first image and second image calculates match, thereby obtain the 3-D view of described dynamic object 200.Rebuild the method for the 3-D view of described dynamic object 200 and do not limit, for example, can adopt binocular parallax method principle that the 3-D view of described dynamic object 200 is rebuild.
3 D scanning system 100 among the utility model embodiment is by adopting first projection arrangement 10 and second projection arrangement 30 simultaneously to dynamic object 200 projection first monochromatic light and second monochromatic light.Because first monochromatic light and second monochromatic wavelength are different, when being radiated at dynamic object 200, do not produce interference each other, avoid projecting to the optical information distortion on the dynamic object 200, reduce and rebuild the dynamic object 200 three-dimensional information degree of distortion that obtain or improve picture quality, thereby can further improve the quality of described dynamic object 200 3-D views.And, fired back first monochromatic light and second monochromatic light that carry dynamic object 200 three-D profile information by dynamic object 200 and also be easy to separated.And first optical filter 12 filters out second monochromatic light, only allows first photosensitive device 20 to gather first monochromatic light and forms first image.Second optical filter 32 filters out first monochromatic light, only allows second photosensitive device 40 to gather second monochromatic light and forms second image.Be appreciated that, because first projection arrangement 10 and second projection arrangement 30 in this 3 D scanning system 100 shine dynamic object 200 simultaneously, can reduce even eliminate the blind area of bringing because of the projection of separate unit projection arrangement, can also get access to the image of dynamic object 200 at one time in different angles, eliminate because of dynamic object 200 in the not corresponding problem of different time image.
Except present embodiment, described 3 D scanning system 100 can also comprise projection arrangement, the photosensitive device more than two, thereby can obtain the image of dynamic object 200 at more perspective, and each monochromatic light is a corresponding sub-picture all.The user can select projection arrangement and the photosensitive device do not counted on the same stage according to actual needs.For example, when scanning people face, because the zone in scan area about 180 degree orientation that only are the fronts does not need to scan the zone of back, so adopt two projection arrangements and photosensitive device preferable.Be appreciated that the cost of described 3 D scanning system 100 is comparatively cheap when adopting two projection arrangements and photosensitive device.And when adopting projection arrangement more than two, photosensitive device, the image-region of the dynamic object 200 that acquires more comprehensively.For example, when wanting omnibearing scanning sculpture, then need to adopt three or above projection arrangement and photosensitive device preferable, take all factors into consideration cost and picture quality, can adopt three groups of projection arrangements and photosensitive device, wherein, be the summit with the sculpture, the light projector direction of adjacent projection arrangement is 120 degree angle angles in three projection arrangements.
Because traditional spatial digitizer only comprises camera and projector, therefore, described 3 D scanning system also can be done following description: this 3 D scanning system comprises many spatial digitizers and a control system.This 3 D scanning system comprises that further a plurality of optical filters corresponding with spatial digitizer are arranged between this spatial digitizer and the dynamic object.Described many spatial digitizers are used for a plurality of images from a plurality of angle shot dynamic objects.Every corresponding optical filter of spatial digitizer allows the monochromatic light that passes through independent mutually, thereby the light that every spatial digitizer is cast out is monochromatic light and can only receives with a kind of monochromatic light.Described control system is used for described many spatial digitizers of control simultaneously to described dynamic object projection monochromatic light and obtain the 3-D view of dynamic object according to the taken image of described many spatial digitizers.
See also Fig. 2, the scan method of the spatial digitizer 100 that the utility model embodiment provides may further comprise the steps:
Step a. adopts first projection arrangement 10 and second projection arrangement 30 simultaneously to dynamic object 200 projection first monochromatic light and second monochromatic light.
Step b. adopts first photosensitive device 20 only to gather from first monochromatic light of dynamic object 200 reflections, forms first image.Adopt second photosensitive device 40 only to gather from second monochromatic light of dynamic object 200 reflections, form second image.In step b, first optical filter 12 that also can comprise the steps: to adopt first camera 21 and be arranged between described first camera 21 and the dynamic object 200 is formed described first photosensitive device 20, adopts second camera 41 and is arranged on described second photosensitive device 40 of second optical filter, 32 compositions between described second camera 41 and the dynamic object 200.Wherein, described first optical filter 12 only allows first monochromatic light to pass through, and described second optical filter only 32 allows second monochromatic light to pass through.
Step c adopts control system 50 that first image and second image are calculated match, thereby obtains the 3-D view of described dynamic object 200.
See also Fig. 3, be appreciated that, because the 3 D scanning system 100 in the utility model among the embodiment also can be improved by traditional spatial digitizer and form, therefore, the scan method of the spatial digitizer 100 that another embodiment of the utility model provides can also may further comprise the steps:
A., many spatial digitizers and a control system are provided.Described spatial digitizer is traditional spatial digitizer, is made up of camera and projector usually.
B. between every spatial digitizer and dynamic object, optical filter is set, every corresponding optical filter of spatial digitizer allows the monochromatic light that passes through independent mutually, thereby the light that every spatial digitizer is cast out is monochromatic light and can only receives with a kind of monochromatic light.In the spatial digitizer, can adopt the larger area optical filter to be arranged between spatial digitizer and the dynamic object on the same stage, filter the projection light of projector and the light that reflects simultaneously; Also can adopt the optical filter of two optical filtering character unanimities, be separately positioned between projector in the spatial digitizer on the same stage and the dynamic object and between camera and the dynamic object.
C. control described many spatial digitizers simultaneously to described dynamic object projection monochromatic light and obtain the 3-D view of dynamic object according to the taken image of described many spatial digitizers.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. 3 D scanning system that scans dynamic object, be used for obtaining the 3-D view of a dynamic object, it comprises first projection arrangement, first photosensitive device corresponding with first projection arrangement, second projection arrangement, second photosensitive device and the control system corresponding with second projection arrangement, and described control system and described first projection arrangement, second projection arrangement, first photosensitive device, second photosensitive device all electrically connect.
2. the 3 D scanning system of scanning dynamic object as claimed in claim 1 is characterized in that, described first photosensitive device comprises first optical filter and first camera, before described first optical filter is arranged on the camera lens of described first camera; Described second photosensitive device comprises second optical filter and second camera, before described second optical filter is arranged on the camera lens of described second camera.
3. the 3 D scanning system of scanning dynamic object as claimed in claim 1 is characterized in that, first projection arrangement comprises the first white light light projector light source and first optical filter, before this first optical filter is arranged on the ray cast mouth of the described first white light light projector light source; Second projection arrangement comprises the second white light light projector light source and second optical filter, before this second optical filter is arranged on the ray cast mouth of the described second white light light projector light source.
4. the 3 D scanning system of scanning dynamic object as claimed in claim 1, it is characterized in that, be the summit with the dynamic object, the angle between the light projector direction of described first projection arrangement and the light projector direction of second projection arrangement more than or equal to 30 degree smaller or equal to 180 degree.
5. 3 D scanning system that scans dynamic object is used for obtaining the 3-D view of a dynamic object, and it comprises many spatial digitizers and a control system; It is characterized in that, every spatial digitizer comprises first projection arrangement, first photosensitive device, second projection arrangement and with second projection arrangement corresponding second photosensitive device corresponding with first projection arrangement, and first projection arrangement of described control system and every spatial digitizer, second projection arrangement, first photosensitive device, second photosensitive device all electrically connect.
6. the 3 D scanning system of scanning dynamic object as claimed in claim 5, it is characterized in that, in every spatial digitizer: described first photosensitive device comprises first optical filter and first camera, before described first optical filter is arranged on the camera lens of described first camera; Described second photosensitive device comprises second optical filter and second camera, before described second optical filter is arranged on the camera lens of described second camera.
7. the 3 D scanning system of scanning dynamic object as claimed in claim 5, it is characterized in that, in every spatial digitizer: described first projection arrangement comprises the first white light light projector light source and first optical filter, before this first optical filter is arranged on the ray cast mouth of the described first white light light projector light source; Second projection arrangement comprises the second white light light projector light source and second optical filter, before this second optical filter is arranged on the ray cast mouth of the described second white light light projector light source.
8. the 3 D scanning system of scanning dynamic object as claimed in claim 5, it is characterized in that, in every spatial digitizer: be the summit with the dynamic object, the angle between the light projector direction of first projection arrangement and the light projector direction of second projection arrangement more than or equal to 30 degree smaller or equal to 180 degree.
9. 3 D scanning system that scans dynamic object is used for obtaining the 3-D view of a dynamic object, and it comprises at least two projection arrangements, corresponding with these at least two projection arrangements at least two photosensitive devices and a control system; Described control system and described at least two projection arrangements and at least two photosensitive devices all electrically connect.
10. the 3 D scanning system of scanning dynamic object as claimed in claim 9, it is characterized in that, described 3 D scanning system comprises three projection arrangements, is the summit with the dynamic object, and the light projector direction of adjacent two projection arrangements is 120 degree angles in described three projection arrangements.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220420106.3U CN203163679U (en) | 2012-08-23 | 2012-08-23 | Three-dimensional scanning system used for scanning a dynamic object |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201220420106.3U CN203163679U (en) | 2012-08-23 | 2012-08-23 | Three-dimensional scanning system used for scanning a dynamic object |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980511A (en) * | 2012-08-23 | 2013-03-20 | 杭州先临三维科技股份有限公司 | Three dimension scanning system for scanning dynamic object and three dimension scanning method for scanning dynamic object |
| CN103727896A (en) * | 2014-01-21 | 2014-04-16 | 杭州先临三维科技股份有限公司 | Three-dimensional scanner and scanning method thereof |
| CN108020175A (en) * | 2017-12-06 | 2018-05-11 | 天津中医药大学 | A kind of more optical grating projection binocular vision tongue body surface three dimension entirety imaging methods |
-
2012
- 2012-08-23 CN CN201220420106.3U patent/CN203163679U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102980511A (en) * | 2012-08-23 | 2013-03-20 | 杭州先临三维科技股份有限公司 | Three dimension scanning system for scanning dynamic object and three dimension scanning method for scanning dynamic object |
| CN102980511B (en) * | 2012-08-23 | 2016-05-25 | 杭州先临三维科技股份有限公司 | A kind of 3 D scanning system and scan method thereof that scans dynamic object |
| CN103727896A (en) * | 2014-01-21 | 2014-04-16 | 杭州先临三维科技股份有限公司 | Three-dimensional scanner and scanning method thereof |
| CN103727896B (en) * | 2014-01-21 | 2016-08-17 | 杭州先临三维科技股份有限公司 | A kind of spatial digitizer and scan method thereof |
| CN108020175A (en) * | 2017-12-06 | 2018-05-11 | 天津中医药大学 | A kind of more optical grating projection binocular vision tongue body surface three dimension entirety imaging methods |
| CN108020175B (en) * | 2017-12-06 | 2019-12-17 | 天津中医药大学 | multi-grating projection binocular vision tongue surface three-dimensional integral imaging method |
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Address after: 311258 No. 1398, Wenbin Road, Wenyan street, Xiaoshan District, Hangzhou, Zhejiang. Patentee after: SHINING 3D TECH Co.,Ltd. Address before: 311215 Zhejiang Hangzhou Xiaoshan economic and Technological Development Zone Construction No. 66 Huarui Center 1 building 21 floor. Patentee before: HANGZHOU SHINING 3D TECH Co.,Ltd. |
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