CN205120568U - Multispectral footprint search appearance - Google Patents
Multispectral footprint search appearance Download PDFInfo
- Publication number
- CN205120568U CN205120568U CN201520822241.4U CN201520822241U CN205120568U CN 205120568 U CN205120568 U CN 205120568U CN 201520822241 U CN201520822241 U CN 201520822241U CN 205120568 U CN205120568 U CN 205120568U
- Authority
- CN
- China
- Prior art keywords
- optical axis
- multispectral
- connects
- footprint
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 29
- 230000010287 polarization Effects 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000005611 electricity Effects 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 claims description 3
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000012620 biological material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 208000001840 Dandruff Diseases 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 238000011840 criminal investigation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000003780 hair follicle Anatomy 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 210000003296 saliva Anatomy 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model provides a multispectral footprint search appearance, including the base, be equipped with the casing on the base, the casing front end is equipped with lens cap, is equipped with light filter group, polarization subassembly and the light source of coaxial setting in the casing, and light filter group is connected to optical axis centring control ware, and the light source is connected, the casing side is equipped with electric quantity display lamp and trades the power separation blade with tearing open, and electric quantity display lamp connects electric quantity detection unit and battery indicator button, and electric quantity detection unit connects, the casing top is equipped with optical axis adjust knob, light filter adjust knob and luminance adjust knob, and optical axis adjust knob connects optical axis centring control ware, light filter adjust knob connects the polarization subassembly, light adjustting of the lighteness knob is connected the light source. The utility model discloses 5 grades luminance are adjustable, small, can the gauge height, the illumination is even, does not have stray light, the optical axis center can be according to the adjustment of different kinds of ground, effective work distance be 9 meters, has effectively solved the problem of looking over footprint trend and one -tenth time footprint at the case scene.
Description
Technical field
The utility model relates to a kind of multispectral footprint searching instrument, belongs to criminal investigation technical field.
Background technology
In criminal site investigation, the search of the vestiges such as footprint, fingerprint, bloodstain and evidence obtaining, be difficult near naked eyes, needed by numerous specialized equipments.In use there is following defect in existing footprint search equipment:
1. the vestige of pair low darkness, low contrast can not search clearly;
2. the vestige of pair different living beings cannot be distinguished;
3. (as fluorescent powder process, 502 smoke showed) the vestige None-identified pair through process;
4. luminous range is short, cannot check footprint trend and become time footprint at criminal-scene.
Utility model content
The technical problems to be solved in the utility model is to provide that a kind of resolution is high, luminous range is long, and can distinguish the multispectral footprint searching instrument of the vestige of different living beings.
In order to solve the problems of the technologies described above, the technical solution of the utility model is to provide a kind of multispectral footprint searching instrument, it is characterized in that: comprise base, base is provided with housing, housing forward end is provided with lens cap, and be provided with the coaxial filter set, polarization components and the light source that arrange in housing, optical axis center regulator connects filter set, light source connects power supply, and power supply connects power switch; Housing side is provided with electricity display lamp and changes power supply catch, and electricity display lamp connects electric power detection unit and electricity the Show Button, and electric power detection unit connects power supply; Be provided with knob of adjusting optical axis, optical filter adjusting knob and luminance brightness adjusting knob above housing, knob of adjusting optical axis connects described optical axis center regulator, and optical filter adjusting knob connects described polarization components, and luminance brightness adjusting knob connects described light source.
Preferably, portable draw ring is provided with above described housing.
Preferably, the portable expansion link interface for being connected with telescoping handle is provided with above described housing.
Preferably, described base is die type waterproof base.
Preferably, described lens cap is connected with described housing forward end by inhaling iron construction.
Preferably, described light source adopts xenon lamp.
Preferably, described luminance brightness adjusting knob is divided into 20%, 40%, 60%, 80%, 100% 5 gear.
Preferably, the spectrum that described knob of adjusting optical axis regulates comprises following wave band: 365nm, 415nm, 450nm, 400-700nm, 530nm.
The device that the utility model provides overcomes the deficiencies in the prior art, brightness 5 grades is adjustable, volume is little, energy is high, maintaining uniform illumination, without parasitic light, optical axis center can adjust according to dissimilar ground, the vestige of different living beings can be distinguished, effective working distance is 9 meters, efficiently solves and checks footprint trend at criminal-scene and become the problem of time footprint.
Accompanying drawing explanation
The multispectral footprint searching instrument front view that Fig. 1 provides for the present embodiment;
The multispectral footprint searching instrument vertical view that Fig. 2 provides for the present embodiment.
Embodiment
For making the utility model become apparent, hereby with a preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Fig. 1 and Fig. 2 is respectively front view and the vertical view of the multispectral footprint searching instrument that the present embodiment provides, described multispectral footprint searching instrument comprises base 1, base 1 is provided with housing 2, housing 2 front end is provided with lens cap 3, the coaxial 5 hole rotating disc type filter set, polarization components and the light source that arrange is provided with in housing 2, scale adjustment type optical axis center regulator connects described filter set, can be far and near according to Different Ground type adjustment optical axis; Polarization components uses for coordinating camera analyzer, and polarized light regulates, and can increase housing contrast, is convenient to find and the equation of light; Light source connects power supply, and power supply connects power switch 7.Housing 2 side is provided with electricity display lamp 4 and changes power supply catch 6, and electricity display lamp 4 connects electric power detection unit and electricity the Show Button 5, and electric power detection unit connects power supply.Be provided with knob of adjusting optical axis, optical filter adjusting knob and luminance brightness adjusting knob 10 above housing 2, knob of adjusting optical axis connects scale adjustment type optical axis center regulator, and optical filter adjusting knob connects polarization components, and luminance brightness adjusting knob connects light source.
Be provided with portable draw ring 8 and portable expansion link interface 9 above housing 2, portable expansion link interface 9, for being connected with telescoping handle, can operating by stance during polishing, telescoping handle directly can control luminance brightness.
Base 1 is Teflon mould type base, wear-resisting, waterproof, can clean by quick wipe, floor of not wearing and tearing.
Lens cap 3 adopts inhales iron construction, prevents landing in use procedure.
Light source adopts xenon lamp.Luminance brightness adjusting knob 10 is divided into 20%, 40%, 60%, 80%, 100% 5 gear.
Power acquisition lithium battery, lithium battery can work more than 2 hours under the power of 100W.
During use, first the lens cap of housing forward end is opened, and be positioned over above housing, and turn on the power switch, carry out optical axis adjustment as required, filtering regulates and luminance brightness adjustment, the spectrum of this multispectral footprint searching instrument comprises following wave band: 365nm, 415nm, 450nm, 400-700nm, 530nm, and the specific use of each wave band is as follows:
1. wave band B450nm: for exciting biological material and dandruff, the scalp hair follicles such as saliva, seminal stain, urine spot and sweat stain;
2. wave band V415nm: for exciting bloodstain class biological material, as the occult blood such as clothes, metope vestige or through cleaned bloodstain;
3. wave band U365nm: for excitation fiber class, bone chip, the palmmprint of the semi-permeable object such as bite mark and metope and fingerprint and cartridge shooting residue;
4. wave band G530nm: for the vestige of fluorescent powder process, and the 502 smoked vestiges shown.
This multispectral footprint searching instrument is the multispectral flat light source footprint instrument of high brightness, and brightness 5 grades is adjustable, human oriented design, volume is little, energy is high, maintaining uniform illumination, and without parasitic light, optical axis center can adjust central shaft according to dissimilar ground; Effective working distance is 9 meters, efficiently solves and checks footprint trend at criminal-scene and become the problem of time footprint.
Claims (8)
1. a multispectral footprint searching instrument, it is characterized in that: comprise base (1), base (1) is provided with housing (2), housing (2) front end is provided with lens cap (3), the coaxial filter set, polarization components and the light source that arrange is provided with in housing (2), optical axis center regulator connects filter set, and light source connects power supply, and power supply connects power switch (7); Housing (2) side is provided with electricity display lamp (4) and changes power supply catch (6), electricity display lamp (4) connects electric power detection unit and electricity the Show Button (5), and electric power detection unit connects power supply; Housing (2) top is provided with knob of adjusting optical axis, optical filter adjusting knob and luminance brightness adjusting knob, knob of adjusting optical axis connects described optical axis center regulator, optical filter adjusting knob connects described polarization components, and luminance brightness adjusting knob connects described light source.
2. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: described housing (2) top is provided with portable draw ring (8).
3. a kind of multispectral footprint searching instrument as claimed in claim 1 or 2, is characterized in that: described housing (2) top is provided with the portable expansion link interface (9) for being connected with telescoping handle.
4. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: described base (1) is die type waterproof base.
5. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: described lens cap (3) is connected with described housing (2) front end by inhaling iron construction.
6. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: described light source adopts xenon lamp.
7. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: described luminance brightness adjusting knob is divided into 20%, 40%, 60%, 80%, 100% 5 gear.
8. a kind of multispectral footprint searching instrument as claimed in claim 1, is characterized in that: the spectrum that described knob of adjusting optical axis regulates comprises following wave band: 365nm, 415nm, 450nm, 400-700nm, 530nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822241.4U CN205120568U (en) | 2015-10-22 | 2015-10-22 | Multispectral footprint search appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822241.4U CN205120568U (en) | 2015-10-22 | 2015-10-22 | Multispectral footprint search appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205120568U true CN205120568U (en) | 2016-03-30 |
Family
ID=55576163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520822241.4U Expired - Fee Related CN205120568U (en) | 2015-10-22 | 2015-10-22 | Multispectral footprint search appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205120568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112639447A (en) * | 2018-08-27 | 2021-04-09 | 西铁城时计株式会社 | Photodetection module and photodetection device |
-
2015
- 2015-10-22 CN CN201520822241.4U patent/CN205120568U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112639447A (en) * | 2018-08-27 | 2021-04-09 | 西铁城时计株式会社 | Photodetection module and photodetection device |
| CN112639447B (en) * | 2018-08-27 | 2023-10-13 | 西铁城时计株式会社 | Light detection module and light detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160330 Termination date: 20191022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |