CN104994266A - Police micro-pinhole optical camera device - Google Patents
Police micro-pinhole optical camera device Download PDFInfo
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- CN104994266A CN104994266A CN201510401791.3A CN201510401791A CN104994266A CN 104994266 A CN104994266 A CN 104994266A CN 201510401791 A CN201510401791 A CN 201510401791A CN 104994266 A CN104994266 A CN 104994266A
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- pin hole
- optical pick
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Abstract
The invention relates to a police micro-pinhole optical camera device, comprising a shell and an image sensor arranged in the shell. The police micro-pinhole optical camera device further comprises a pin-hole lens, a wireless transmitter arranged on the shell and a lens connector arranged at one end of the shell. The lens connector is detachably connected with the pin-hole lens; the image sensor is electrically connected with the wireless transmitter and is optically connected with the pin-hole lens; the image sensor is used for collecting image information transmitted via the pin-hole lens and transmitting to the wireless transmitter after converting the image information into an electrical signal, and a wireless sensor is used for transmitting the image information to a long-distance receiving end. Compared with prior art, the wireless transmitter of the invention could wirelessly transmit an image signal so as to realize long-distance monitor to improve hidden performance. Simultaneously, the lens connector is detachably connected with the pin-hole lens, the police micro-pinhole optical camera device is easy to carry.
Description
Technical field
The present invention relates to a kind of criminal investigation device, especially relate to a kind of police miniature pin hole optical pick-up apparatus.
Background technology
Often need in criminal investigation process to obtain some video evidence, obtain in the process of video and need again some hidden means, such as Chinese patent CN 102281428 A discloses a kind of Mobile-phone-shaped secret shooting evidence obtaining apparatus, this device comprises crust of the device, pinhole cameras, mini microphone and memory card slot, shell is mobile phone shape, pinhole cameras is located at the inside of case nose, mini microphone is located at the side of pinhole cameras, memory card slot is located at the middle part of shell, configuration design is become Mobile-phone-shaped by this Mobile-phone-shaped secret shooting evidence obtaining apparatus, although enough hidden, but because current people can have a deep understanding by Taking Photographic tool for mobile phone, when holding mobile phone, it can associate in shooting naturally, cannot hide the intention of shooting.
Summary of the invention
Object of the present invention is exactly provide a kind of police miniature pin hole optical pick-up apparatus to overcome defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of police miniature pin hole optical pick-up apparatus, comprise housing and be located at the imageing sensor in housing, also comprise pinhole lens, and be located at wireless launcher on housing and be located at the lens union of shell one end, described lens union and pinhole lens removably connect, described imageing sensor is electrically connected with wireless launcher, and is connected with pinhole lens light;
The image information of described imageing sensor collection after pinhole lens transmission, and wireless launcher is sent to after being transformed the signal of telecommunication, by wireless senser, image information is sent to long-range receiving terminal.
Described housing is J-shaped, and its long arm end is provided with sucker, and:
Described lens union is located at its galianconism end, and described wireless launcher is located at bottom it.
Described wireless launcher is located at inside housing bottom.
The long-armed telescoping mechanism be provided with for regulating long-armed length of described housing.
Described imageing sensor is 1/4 " CCD.
Described pinhole lens has multiple, and multiple pinhole lens is selected one and is connected on lens union.
Described pinhole lens is wide-angle pinhole lens, it at least comprises the first lens, the second lens and the 3rd lens that set gradually, wherein the two sides of the first lens is aspheric surface, second lens at least one side are aspheric surface, 3rd lens at least one side are aspheric surface, and are provided with aperture between the second lens and the 3rd lens.
Described wide-angle pinhole lens also comprises the 4th lens be located between the second lens and the 3rd lens, and is located at the 5th lens after the 3rd lens, described second lens and the 4th lens, and is equipped with aperture between the 4th lens and the 3rd lens,
The two sides of described 3rd lens is sphere, or two sides is aspheric surface.
The distortion of described pinhole lens is less than 5%, the angle of visual field >=100 °, and aperture size is 0.8 ~ 1.2mm.
The F value of described pinhole lens is 2.8.
Compared with prior art, the present invention has the following advantages:
1) wireless launcher by picture signal by wireless transmission, and then can realize telemonitoring, improves disguised, simultaneously because lens union and pinhole lens removably connect, therefore can be easy to carry.
2) housing is J-shaped, and long arm end is provided with sucker, has the advantage being convenient to set up.
4) telescoping mechanism can carry out the long-armed length of adjustment housings according to the length of pinhole lens, applied widely.
5) pinhole lens has multiple, and multiple pinhole lens is selected one and is connected on lens union, can match different camera lenses as required.
6) structure of at least three lens, can improve astigmatism and filed curvature, thus can improve resolution.
7) the 4th lens set up and the 5th lens can reduce distortion.
8) design of two apertures can reduce the skew of the focal position caused by variations in temperature.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of housing;
Wherein: 1, housing, 2, imageing sensor, 3, wireless launcher, 4, lens union, 5, pinhole lens, 6, sucker, 11, housing is long-armed, 12, housing bottom, 13, housing galianconism.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.The present embodiment is implemented premised on technical solution of the present invention, give detailed execution mode and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
A kind of police miniature pin hole optical pick-up apparatus, as shown in Figure 1, the imageing sensor 2 comprising housing 1 and be located in housing 1, also comprise pinhole lens 5, and be located at wireless launcher on housing 13 and be located at the lens union 4 of housing 1 one end, lens union 4 and pinhole lens 5 removably connect, imageing sensor 2 is electrically connected with wireless launcher 3, and be connected with pinhole lens 5 light, pinhole lens 5 has multiple, multiple pinhole lens 5 is selected one and is connected on lens union 4, and imageing sensor 2 is 1/4 " CCD;
Imageing sensor 2 gathers the image information after pinhole lens 5 transmission, and after being transformed the signal of telecommunication, be sent to wireless launcher 3, by wireless senser, image information is sent to long-range receiving terminal.
Housing 1 is in J-shaped, and long-armed 11 ends of housing are provided with sucker 6, and lens union 4 is located at housing galianconism 13 end, and wireless launcher 3 is located at housing bottom 12, and wireless launcher 3 is specifically located at housing 1 bottom inside.The long-armed telescoping mechanism be provided with for regulating long-armed length of housing 1.
Pinhole lens 5 is wide-angle pinhole lens, it at least comprises the first lens, the second lens and the 3rd lens that set gradually, wherein the two sides of the first lens is aspheric surface, second lens at least one side are aspheric surface, 3rd lens at least one side are aspheric surface, and are provided with aperture between the second lens and the 3rd lens.
Aspheric surface on the basis of spherical surface shape, increases secondary and high power item obtains, and namely adds variable element to optimization, reaches the effect improving picture element.But under the prerequisite reaching lens design requirement, aspheric use amount should be reduced as far as possible.
Wide-angle pinhole lens is a kind of short focus and entrance pupil optical imaging system outside, can being applied to military affairs, criminal investigation and civil area, obtaining large sight field image information when not being found.
Wide-angle pinhole lens also comprises the 4th lens be located between the second lens and the 3rd lens, and the 5th lens be located at after the 3rd lens, second lens and the 4th lens, and the 4th is equipped with aperture between lens and the 3rd lens, the two sides of the 3rd lens is sphere, or two sides is aspheric surface.
The distortion of pinhole lens 5 is less than 5%, the angle of visual field >=100 °, and aperture size is 0.8 ~ 1.2mm, and the F value of pinhole lens 5 is 2.8.
In addition, pinhole lens 5 also has following characteristics:
Response wave band: 0.4 ~ 0.7 μm;
Aperture size: 0.8 ~ 1.2mm;
Image planes size: be applicable to 1/3 " CCD;
MTF: on axle >=0.5120lp/mm; 0.7 visual field >=0.4120lp/mm.
Claims (10)
1. a police miniature pin hole optical pick-up apparatus, comprise housing and be located at the imageing sensor in housing, it is characterized in that, also comprise pinhole lens, and be located at wireless launcher on housing and be located at the lens union of shell one end, described lens union and pinhole lens removably connect, and described imageing sensor is electrically connected with wireless launcher, and are connected with pinhole lens light;
The image information of described imageing sensor collection after pinhole lens transmission, and wireless launcher is sent to after being transformed the signal of telecommunication, by wireless senser, image information is sent to long-range receiving terminal.
2. the police miniature pin hole optical pick-up apparatus of one according to claim 1, it is characterized in that, described housing is J-shaped, and its long arm end is provided with sucker, and:
Described lens union is located at its galianconism end, and described wireless launcher is located at bottom it.
3. the police miniature pin hole optical pick-up apparatus of one according to claim 2, it is characterized in that, described wireless launcher is located at inside housing bottom.
4. the police miniature pin hole optical pick-up apparatus of one according to claim 2, is characterized in that, the long-armed telescoping mechanism be provided with for regulating long-armed length of described housing.
5. the police miniature pin hole optical pick-up apparatus of one according to claim 1, it is characterized in that, described imageing sensor is 1/4 " CCD.
6. the police miniature pin hole optical pick-up apparatus of one according to claim 1, it is characterized in that, described pinhole lens has multiple, and multiple pinhole lens is selected one and is connected on lens union.
7. the police miniature pin hole optical pick-up apparatus of one according to claim 1, it is characterized in that, described pinhole lens is wide-angle pinhole lens, it at least comprises the first lens, the second lens and the 3rd lens that set gradually, wherein the two sides of the first lens is aspheric surface, second lens at least one side are aspheric surface, and the 3rd lens at least one side are aspheric surface, and are provided with aperture between the second lens and the 3rd lens.
8. the police miniature pin hole optical pick-up apparatus of one according to claim 7, it is characterized in that, described wide-angle pinhole lens also comprises the 4th lens be located between the second lens and the 3rd lens, and the 5th lens be located at after the 3rd lens, described second lens and the 4th lens, and the 4th is equipped with aperture between lens and the 3rd lens
The two sides of described 3rd lens is sphere, or two sides is aspheric surface.
9. the police miniature pin hole optical pick-up apparatus of one according to claim 1, it is characterized in that, the distortion of described pinhole lens is less than 5%, the angle of visual field >=100 °, and aperture size is 0.8 ~ 1.2mm.
10. the police miniature pin hole optical pick-up apparatus of one according to claim 1, is characterized in that, the F value of described pinhole lens is 2.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510401791.3A CN104994266A (en) | 2015-07-09 | 2015-07-09 | Police micro-pinhole optical camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510401791.3A CN104994266A (en) | 2015-07-09 | 2015-07-09 | Police micro-pinhole optical camera device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104994266A true CN104994266A (en) | 2015-10-21 |
Family
ID=54306016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510401791.3A Pending CN104994266A (en) | 2015-07-09 | 2015-07-09 | Police micro-pinhole optical camera device |
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| Country | Link |
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| CN (1) | CN104994266A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7496140B2 (en) * | 2005-01-24 | 2009-02-24 | Winningstad C Norman | Wireless event authentication system |
| CN101854474A (en) * | 2010-04-19 | 2010-10-06 | 深圳爱意无线科技有限公司 | Earclip type microcamera |
| CN201708859U (en) * | 2010-04-19 | 2011-01-12 | 深圳一电科技有限公司 | Ear-hanging type miniature video camera |
| CN102917163A (en) * | 2012-11-20 | 2013-02-06 | 无锡成电科大科技发展有限公司 | Wireless camera |
| CN103123413A (en) * | 2013-01-30 | 2013-05-29 | 歌崧光学科技有限公司 | Wide-angle lens |
| CN203368629U (en) * | 2013-06-17 | 2013-12-25 | 广东新视野信息科技有限公司 | 3G aviation bellyhold video monitoring system |
| CN104155744A (en) * | 2013-05-14 | 2014-11-19 | 信泰光学(深圳)有限公司 | Zoom lens |
| CN204836323U (en) * | 2015-07-09 | 2015-12-02 | 上海景勇电子科技有限公司 | Alert pinhole camera device that uses |
-
2015
- 2015-07-09 CN CN201510401791.3A patent/CN104994266A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7496140B2 (en) * | 2005-01-24 | 2009-02-24 | Winningstad C Norman | Wireless event authentication system |
| CN101854474A (en) * | 2010-04-19 | 2010-10-06 | 深圳爱意无线科技有限公司 | Earclip type microcamera |
| CN201708859U (en) * | 2010-04-19 | 2011-01-12 | 深圳一电科技有限公司 | Ear-hanging type miniature video camera |
| CN102917163A (en) * | 2012-11-20 | 2013-02-06 | 无锡成电科大科技发展有限公司 | Wireless camera |
| CN103123413A (en) * | 2013-01-30 | 2013-05-29 | 歌崧光学科技有限公司 | Wide-angle lens |
| CN104155744A (en) * | 2013-05-14 | 2014-11-19 | 信泰光学(深圳)有限公司 | Zoom lens |
| CN203368629U (en) * | 2013-06-17 | 2013-12-25 | 广东新视野信息科技有限公司 | 3G aviation bellyhold video monitoring system |
| CN204836323U (en) * | 2015-07-09 | 2015-12-02 | 上海景勇电子科技有限公司 | Alert pinhole camera device that uses |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20151021 |