CN203117515U - High-definition automatic identification comparison microscope - Google Patents
High-definition automatic identification comparison microscope Download PDFInfo
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- CN203117515U CN203117515U CN 201320060175 CN201320060175U CN203117515U CN 203117515 U CN203117515 U CN 203117515U CN 201320060175 CN201320060175 CN 201320060175 CN 201320060175 U CN201320060175 U CN 201320060175U CN 203117515 U CN203117515 U CN 203117515U
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Abstract
A high-definition automatic identification comparison microscope mainly solves technical problems of present trace identification including low working efficiency and complex comparison method. A main elevating body of the automatic identification comparison microscope is equipped with a comparison bridge; and a left object lens and a right object lens are respectively installed at the two sides of the comparison bridge, and respectively form images on butt-joint double-image mechanisms via an imaging mechanism. A trace automatic identification comparison method comprises that a crime scene material is placed on a left objective carrier, an experimental sample trace is placed on a right objective carrier, and a computer is used to automatically compare and identify lines of the trace. If the lines are in completely butt joint, it can be determined that scratching traces are left by the same tool, and a database can be automatically established. Compared with the prior art, the high-definition automatic identification comparison microscope is characterized by high timeliness, high accuracy and simple operating method, and can be widely applied to the technical field of trace examination of criminal investigation.
Description
Technical field
The utility model relates to a kind of high definition and identifies the comparison microscope automatically, utilizes the comparison microscope that spot vestige and experiment sample are carried out the automatic identification comparison evaluation of vestige lines in the vestige comparison inspection, belongs to criminal investigation verification of traces applied technical field.
Background technology
Present scene of a crime criminal case vestige identifies, mostly is the vestige of multiple linears such as extracting the tool mark that extracts the scene of a crime, cartridge mark earlier.Search the instrument of crime suspicion, and form direction, angle, the dynamics of vestige, the position of formation vestige etc. in laboratory imitation spot, carry out trace sample to make, and utilize common comparison microscope to compare.The material evidence that extract sample and scene of a crime carries out the vestige comparison, and the technician need spend plenty of time and energy, and then technician's inefficiency.And a large amount of tasks also gives very big pressure on technical appraisement personnel psychology and the physiology, and spirit can be shone into error or miss evidence with visual fatigue to qualification result.
Summary of the invention
The utility model is purpose to address the above problem, mainly solve existing vestige and identify the loaded down with trivial details technical matters of inefficiency, comparison method that exists, thus provide a kind of rational in infrastructure, efficient, accurately reach the simple and direct high definition of method and identify the comparison microscope automatically.
For achieving the above object, the utility model adopts following technical proposals: high definition is identified the comparison microscope automatically, comprise base (7), base (7) is gone up fixedly main lifting body (11), main lifting body (11) is provided with comparison bridge (12), relatively bridge (12) both sides are installed left object lens (4), right object lens (8) respectively, and left object lens (4) form image by imaging mechanism in left side butt joint ghost image mechanism (3); Right object lens (8) form image by imaging mechanism in right side butt joint ghost image mechanism (13), relatively on the bridge (12) visual sight are housed and look into mechanism (2), and visual sight is looked into mechanism (2) and is connected with high-definition camera (1).
The both sides of above-mentioned base (7) are respectively equipped with left objective table (5), right objective table (9).Above-mentioned left objective table is divided into left autofocus mechanism (6); Right objective table (9) is divided into right autofocus mechanism (10).
Vestige is identified comparison method automatically, this method is above-mentioned high definition to be identified the microscopical left objective table of comparison automatically place the sample of spot, compare microscopical right objective table and place the experiment sample vestige, the automatic identification by left and right sides objective table makes sample and sample vestige lines compare evaluation automatically to connection function.Fully to connecting, the wiping cut mark that can assert both is that same instrument stays as lines.It is low to adopt the high definition camera technique to solve existing picture pick-up device resolution in this method, the interchangeable lenses digital photographing can't output to high clear video image problems such as computing machine demonstration constantly, realizes that high-resolution, high resolving power, the shooting of high frame per second high definition show, gather.By adopting high definition to identify the comparison microscope automatically, finish the mechanical automation of a series of vestige identification comparison.Automatically identify comparison software by vestige and realize machinery control and high definition photographing automatically.
High definition is identified comparison microscope and vestige automatically to be identified automatically and compares software and combine, move by the software control equipment automatization, on-the-spot sample and sample sample are stored in scanning respectively, the positional information of computing machine synchronous recording line trace relevant information, and the image after will scanning is kept in the hard disc of computer.In the on-the-spot vestige of objective table position, select one section vestige that appraisal value is arranged, the automatic record analysis indication character of computer software, carry out the automatic butt comparison with the sample mark image that is kept in the hard disc of computer simultaneously, find lines to overlap docking location by image, software is according to the positional information that can dock with on-the-spot vestige in the sample mark image, objective table is given an order, objective table moves to the lines docking location with the sample vestige, can be observed one group of butt joint line trace in eyepiece.Realize that namely high definition automatically identifies comparison.
The utility model beneficial effect and advantage compared with prior art:
1. high-timeliness:
By software and machinery control automatically, make staff's muscle power obtain liberation, and then make the staff can have a large amount of energy to be devoted to judge the adequacy of research and analysis crime characteristics and evidence.Improved evaluation efficient, for faster and better clear up a criminal case provides strong help.
2. high-accuracy:
By automatic recognition system can be easily with the relatively screening that connects of all samples and scene, and pass through data, assistant identification, reduced staff's pressure, and provide the data reference result to avoid, a large amount of tasks shines into shade for the technical appraisement personnel psychology, has alleviated the probability that spirit and visual fatigue have reduced the qualification result error or missed evidence.
3. succinct convenient:
The utility model is that the qualification process of complexity is handled the convenience that has realized operation by internal system, be shirtsleeve operation system and software interface, make convenient easily of user, go up quick-moving, save the time of specific training, also reduced staff's physical and mental burden.
4. build the storehouse automatically:
Because by the on-the-spot sample of scanning storage and sample sample image, the positional information of computing machine synchronous recording line trace relevant information, and the image after will scanning has been kept at namely to have finished in the hard disk of computing machine and builds the storehouse automatically.The information that these stay will be combined related cases to later similar case and be given a clue, and provide convenience strong evidence to analyzing again of some common cases and important case.
5, it is reasonable, easy to operate that high definition is identified the comparison microscopic structure automatically.
The principle that the utility model is realized:
Two objective systems about the comparison microscope is divided into, spot sample vestige on the objective table of an objective system zoom microscope left side, a left side, right objective system is with the enlargement factor identical with left objective system, amplify and place the experiment sample vestige on the right microscope carrier, left and right sides object lens amplify two micro-images that the back forms, a series of processing through optical system, forming the left side in eyepiece is the left half-image of on-the-spot sample vestige on the left objective table, there is the lines ratio of division of a black on the eyepiece right side to the image of microscopically left and right sides objective table in eyepiece for the right side half-image of experiment sample on the objective table of comparison microscope right side in the middle of the eyepiece.Image passes on the computing machine by camera system, and by the computer software automatic control equipment and handle image and realize identification comparison automatically, the storehouse is built in the data storage.
Method of operating of the present utility model:
At first, debugging is good high definition is identified comparison microscope electric power starting automatically.Then on-the-spot sample is put on the left objective table, the sample sample is put on the right objective table, adjust enlargement factor, make left and right sides object lens magnification unanimity.Regulate butt joint ghost image mechanism, focus automatically by adjusting left objective table then, and laterally (X-axis) and vertically (Y-axis) continuous motion of left objective table, on-the-spot sample to be lined by line scan, distinct image passes to the high definition camera system, and the storage of can taking a picture.Adjust right objective table and focus automatically, and laterally (X-axis) and vertically (Y-axis) continuous motion of right objective table, the sample sample to be lined by line scan, distinct image passes to the high definition camera system, and the storage of can taking a picture.Automatically focus by left and right sides objective table and to realize the automatic comparison of on-the-spot sample and sample sample.The machinery of realizing vestige identification comparison is full-automatic.
Each case is all passed through focusing photograph storage automatically, can set up the vestige file store.When similar case occurring, or altogether during case, can be by the software transfer similar or case vestige storehouse of case altogether before this, the on-the-spot sample of case or sample sample are focused automatically therewith, make the comparison evaluation.The matching rate of qualification result can present on computers with the datumization form.Provide convenience and reference to the user.And can file by the storage of taking a picture.
The utility model relies on high definition and identifies comparison software control operation automatically, and its software is realized program, is applied to computing machine, by automatic identification comparison system software, sends instruction and gives instrument host and high definition photographing scanning mechanism.
First aspect, high definition photographing scanning mechanism directly is stored in mark image in the computing machine.
Second aspect, send instruction and control the left objective table on-the-spot sample (can be stored as image by high definition photographing scanning mechanism simultaneously) of motion scan and the right objective table motion scan sample sample (can be stored as image by high definition photographing scanning mechanism simultaneously) of focusing automatically of focusing automatically to instrument host, move by the objective table automatic butt and to realize that object space moves, make on the objective table of the left and right sides object comparison that achieves a butt joint.And import the result into automatic identification comparison software by the high definition photographing scanning mechanism on the instrument host, the relevant location information of the automatic record analysis indication character of identification comparison software synchronization simultaneously automatically, and will dock result images and be stored in the hard disc of computer.
The third aspect, according to on-the-spot mark image, the automatic record analysis indication character of computer software, find the sample lines to overlap docking location by indication character, carry out the comparison of image automatic butt with the sample mark image that is kept in the hard disc of computer simultaneously, that is: realize the automatic butt comparison of existing image.
Fourth aspect, software is given an order to objective table according to the positional information that can dock with on-the-spot vestige in the sample mark image, and objective table moves to the lines docking location with the sample vestige, can be observed one group of butt joint line trace in eyepiece.Realize that namely high definition automatically identifies comparison.
Description of drawings
Fig. 1 is that the utility model high definition is identified the microscopical structural representation of comparison automatically.
Fig. 2 is the block diagram that the utility model vestige is identified comparison method automatically.
Fig. 3 is that the utility model vestige is identified software function block diagram in the comparison method automatically.
Embodiment
Embodiment
See figures.1.and.2, high definition is identified the comparison microscope automatically, comprise base 7, main lifting body 11 is fixedly arranged on the base 7, main lifting body 11 is provided with comparison bridge 12, relatively bridge 12 both sides are installed left object lens 4, right object lens 8 respectively, and left object lens 4 form image by imaging mechanism in left side butt joint ghost image mechanism 3; Right object lens 8 form image by imaging mechanism in right side butt joint ghost image mechanism 13, and relatively bridge 12 upper ends are equipped with visual sight and are looked into mechanism 2, and visual sight is looked into mechanism 2 and is connected with high-definition camera 1.
The both sides of above-mentioned base 7 are respectively equipped with left objective table 5, right objective table 9.Above-mentioned left objective table is divided into left autofocus mechanism 6; Right objective table 9 is divided into right autofocus mechanism 10.
Method of operating of the present utility model:
At first, debugging is good high definition is identified comparison microscope electric power starting automatically.Then on-the-spot sample is put on the left objective table, the sample sample is put on the right objective table, adjust enlargement factor, make left and right sides object lens magnification unanimity.Regulate butt joint ghost image mechanism, focus automatically by adjusting left objective table then, and laterally (X-axis) and vertically (Y-axis) continuous motion of left objective table, on-the-spot sample to be lined by line scan, distinct image passes to the high definition camera system, and the storage of can taking a picture.Adjust right objective table and focus automatically, and laterally (X-axis) and vertically (Y-axis) continuous motion of right objective table, the sample sample to be lined by line scan, distinct image passes to the high definition camera system, and the storage of can taking a picture.Automatically focus by left and right sides objective table and to realize the automatic comparison of on-the-spot sample and sample sample.The machinery of realizing vestige identification comparison is full-automatic.
Each case is all passed through focusing photograph storage automatically, can set up the vestige file store.When similar case occurring, or altogether during case, can be by the software transfer similar or case vestige storehouse of case altogether before this, the on-the-spot sample of case or sample sample are focused automatically therewith, make the comparison evaluation.The matching rate of qualification result can present on computers with the datumization form.Provide convenience and reference to the user.And can file by the storage of taking a picture.
The utility model relies on high definition and identifies comparison software control operation automatically, and its software is realized program, is applied to computing machine, by automatic identification comparison system software, sends instruction and gives instrument host and high definition photographing scanning mechanism.
First aspect, high definition photographing scanning mechanism directly is stored in mark image in the computing machine.
Second aspect, send instruction and control the left objective table on-the-spot sample (can be stored as image by high definition photographing scanning mechanism simultaneously) of motion scan and the right objective table motion scan sample sample (can be stored as image by high definition photographing scanning mechanism simultaneously) of focusing automatically of focusing automatically to instrument host, move by the objective table automatic butt and to realize that object space moves, make on the objective table of the left and right sides object comparison that achieves a butt joint.And import the result into automatic identification comparison software by the high definition photographing scanning mechanism on the instrument host, the relevant location information of the automatic record analysis indication character of identification comparison software synchronization simultaneously automatically, and will dock result images and be stored in the hard disc of computer.
The third aspect, according to on-the-spot mark image, the automatic record analysis indication character of computer software, find the sample lines to overlap docking location by indication character, carry out the comparison of image automatic butt with the sample mark image that is kept in the hard disc of computer simultaneously, that is: realize the automatic butt comparison of existing image.
Fourth aspect, software is given an order to objective table according to the positional information that can dock with on-the-spot vestige in the sample mark image, and objective table moves to the lines docking location with the sample vestige, can be observed one group of butt joint line trace in eyepiece.Realize that namely high definition automatically identifies comparison.
Claims (1)
1. a high definition is identified the comparison microscope automatically, comprise base (7), it is characterized in that: base (7) is gone up fixedly main lifting body (11), main lifting body (11) is provided with comparison bridge (12), relatively bridge (12) both sides are installed left object lens (4), right object lens (8) respectively, and left object lens (4) form image by imaging mechanism in left side butt joint ghost image mechanism (3); Right object lens (8) form image by imaging mechanism in right side butt joint ghost image mechanism (13), relatively on the bridge (12) visual sight is housed and looks into mechanism (2), visual sight is looked into mechanism (2) and is connected with high-definition camera (1), the both sides of above-mentioned base (7) are respectively equipped with left objective table (5), right objective table (9), and above-mentioned left objective table is divided into left autofocus mechanism (6); Right objective table (9) is divided into right autofocus mechanism (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320060175 CN203117515U (en) | 2013-02-01 | 2013-02-01 | High-definition automatic identification comparison microscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320060175 CN203117515U (en) | 2013-02-01 | 2013-02-01 | High-definition automatic identification comparison microscope |
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| CN203117515U true CN203117515U (en) | 2013-08-07 |
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| CN 201320060175 Expired - Lifetime CN203117515U (en) | 2013-02-01 | 2013-02-01 | High-definition automatic identification comparison microscope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091827A (en) * | 2013-02-01 | 2013-05-08 | 沈阳博兴亚达科技有限公司 | High definition automatic identification comparison microscope and trace automatic identification comparison method |
| CN106291891A (en) * | 2016-11-07 | 2017-01-04 | 沈阳博兴亚达科技有限公司 | Linear many grades of zoom camera lenses |
-
2013
- 2013-02-01 CN CN 201320060175 patent/CN203117515U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091827A (en) * | 2013-02-01 | 2013-05-08 | 沈阳博兴亚达科技有限公司 | High definition automatic identification comparison microscope and trace automatic identification comparison method |
| CN106291891A (en) * | 2016-11-07 | 2017-01-04 | 沈阳博兴亚达科技有限公司 | Linear many grades of zoom camera lenses |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130807 |
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| CX01 | Expiry of patent term |