CN103149778A - Hunting camera - Google Patents
Hunting camera Download PDFInfo
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- CN103149778A CN103149778A CN201310033622XA CN201310033622A CN103149778A CN 103149778 A CN103149778 A CN 103149778A CN 201310033622X A CN201310033622X A CN 201310033622XA CN 201310033622 A CN201310033622 A CN 201310033622A CN 103149778 A CN103149778 A CN 103149778A
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- camera
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- line sensor
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Abstract
The invention provides a hunting camera which comprises a shell body. An infrared auxiliary module and a camera module are installed in the shell body, wherein the camera module comprises a lens and a master control micro control unit (MCU), the lens is arranged on the front surface of the shell body, the master control MCU is electrically connected with the infrared auxiliary module, and a lighting hole is formed on the front surface of the shell body. The infrared module comprises a lighting light source, wherein the luminous surface of the lighting light source faces towards the lighting hole, and a black cut-off light filter sheet is arranged in the lighting hole. Due to the fact that the black cut-off light filter sheet is installed at the outer side of the lighting light source of the infrared auxiliary module, the residue visible light and a near-infrared light portion of the lighting light source can be effectively filtered, and the sheltering effect is improved. When the sun shines at day time, due to the black cut-off light filter sheet, the sunlight can not be reflected and the position of the hunting camera and a user can not be exposed, the sheltering effect can be ensured, the danger that the user is attacked by animals caused by a poor sheltering effect can be avoided, and meanwhile habits in various aspects of life activities of an objective can not be influenced.
Description
Technical field
The present invention relates to digital photography, shooting product scope, relate in particular to a kind of hunting camera.
Background technology
The hunting camera is the left unguarded camera that is applied to open-air a kind of energy automatic capturing human or animal motion state.It sends enabling signal by a motion detector usually after capturing human or animal's motion, only be under daytime or night state by a light sensor indicative for environments simultaneously, if night dark surrounds nextly also need a secondary light source that target is thrown light on, then by built-in camera module, target is carried out exposure calculating and collects colour or the black white image of target.Whole process is by a MCU(microprocessor) automatically control, thus reach the purpose of obtaining the motion state of open-air target under the unmanned state.
The visible light that the normal eye sees is in the wavelength coverage of 320nm-760nm, and exceeds the part of 760nm, is known as infrared light.Infrared light can be just fewer and feweri by the part of Human Perception along with the increase of its wavelength, until cannot see fully.Such as, typical infrared light under the 850nm wavelength, is fully invisible under bright light environments.But under the night condition, when the human or animal closely looks at infrared light supply straight, can see that still faint general ruddiness is boundless and indistinct.Only have when wavelength is increased to the 940nm that grows than 850nm, even the human eye direct-view is also almost to have can't see.As the magazine infrared illumination of hunting, under dark surrounds, for attention and the vigilance that does not cause target, thereby affect its natural life or motion state in the open air, wish that this illumination can be fully by the object perception.
Summary of the invention
Wish of the present invention will provide a kind of disguise strong, can not affect the hunting camera of target nature life activity.
In order to solve above-mentioned technical matters, a technical scheme provided by the invention is: a kind of hunting camera, comprise housing, housing is equipped with infrared supplementary module and camera module, described camera module comprises camera lens and main control MCU, described camera lens is positioned at the front surface of housing, described main control MCU is electrically connected to described infrared supplementary module, described housing front surface is provided with illumination holes, described infrared supplementary module comprises lighting source, the light-emitting area of described lighting source is provided with the black cutoff filter towards described illumination holes in described illumination holes.
Wherein, the infrared light of described lighting source emission 940nm wavelength, described black cutoff filter allows by the light of wavelength more than or equal to 760nm.
Wherein, described lighting source comprises the LED lamp battle array that is comprised of a plurality of LED lamps, and the ejaculation angle of the outside LED lamp of described LED lamp battle array is less than or equal to the ejaculation angle of inboard LED lamp.？
Wherein, described housing front surface is provided with two described illumination holes, and described housing is interior corresponding to respectively being provided with a described lighting source in each illumination holes, the both sides that are distributed in camera lens that described two illumination holes are adaptive.
Wherein, described two lighting sources are arranged on respectively on two substrates, and two substrates described housing front surface dorsad have angle.
Wherein, described two substrates dorsad the angle of described housing front surface be 165 the degree or 135 the degree.
Wherein, described housing front surface is provided with four described illumination holes that are positioned at the orthogonal distribution of described camera lens surrounding or three described illumination holes that become isosceles triangle to distribute, and described housing is interior corresponding to respectively being provided with a described lighting source in each illumination holes.,
Wherein, described hunting camera also comprises a linear light line sensor, and this linear light line sensor is electrically connected to described main control MCU, and the probe of this linear light line sensor is positioned at the front surface of described housing.
Wherein, the detecting head surface of described linear light line sensor is provided with infrared barrier film, and described infrared barrier film is provided with lens outward.
Wherein, described linear light line sensor is based on making of phototriode principle, its direct exposure scope is 0-1000Lux, described linear light line sensor is connected on the pwm control circuit of a periodic samples, and described pwm control circuit is used for gathering when extraneous light and ambient light line strength surpass the direct exposure scope of linear light line sensor and changes the resistance of output resistance to increase the sensitive volume of linear light line sensor.
be different from the hunting camera of prior art, the lighting source outside is provided with transparent light transmission piece, the lighting source of infrared supplementary module has some remaining visible lights and near infrared light part at the infrared light of emission at night, hidden effect is reduced, same, light transmission piece is understood the inverse sunshine and is lost hidden effect by day, that the sort of situation all may expose the hunting camera, make it to lose the meaning of hunting camera, bring danger for the people of camera or use, affect simultaneously the life activity of target etc., the beneficial effect of hunting camera of the present invention is, the black cutoff filter is installed outside the lighting source of infrared supplementary module, can be effectively visible light and the near infrared light of the remnants of lighting source be partly filtered, improve hidden effect, same, when shining upon by day, owing to being the black cutoff filter, can reflected sunlight and expose hunting camera or end user's position, guarantee hidden effect and avoided occurring because hidden effect is bad meeting with the danger that animal attacks, simultaneously can not affect the custom of the each side such as life activity of target.
Description of drawings
Fig. 1 is the hunt front view of camera one embodiment of the present invention;
Fig. 2 is the hunt blast structural drawing of camera one embodiment of the present invention;
Fig. 3 is the hunt sectional view of two substrates of camera one embodiment of the present invention.
Wherein: 1, housing; 2, infrared supplementary module; 3, camera lens; 4, linear light line sensor; 11, housing front surface; 12, illumination holes; 21, black cutoff filter; 22, lighting source; 23, substrate.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
See also Fig. 1, Fig. 2, present embodiment provides a kind of hunting camera, comprise housing 1, infrared supplementary module 2 and camera module are housed in housing 1, described camera module comprises camera lens 3 and main control MCU, described camera lens 3 is positioned at housing front surface 11, and described main control MCU is electrically connected to described infrared supplementary module 2; Described housing front surface 11 is provided with illumination holes 12, described infrared supplementary module 2 comprises lighting source 22, the light-emitting area of described lighting source 22 is towards described illumination holes 12, be provided with black cutoff filter 21 in described illumination holes 12, wherein main control MCU is controlled the opening and closing of the lighting source 22 of infrared supplementary module 2, certainly, described black cutoff filter 21 can make and be embedded on illumination holes 12, also can be mounted on lighting source 22.Lighting source 22 outsides at infrared supplementary module 2 are equipped with black cutoff filter 21, can be effectively visible light and the near infrared light of the remnants of lighting source 22 be partly filtered, improve hidden effect, same, when shining upon by day, owing to being black cutoff filter 21, can reflected sunlight and expose hunting camera or end user's position, guarantee hidden effect and avoided occurring because hidden effect is bad meeting with the danger that animal attacks, can not affect the custom of the each side such as natural life activity of target simultaneously.Principle of the present invention is: the hunting camera has infrared illumination source, described infrared illumination source can be sent infrared light, but have the remaining existence such as visible light in luminous, remaining visible absorption is fallen in the light cutoff filter sector-meeting of black, simultaneously can the inverse sunshine, can also the selective cut-off different wave length.
in the present embodiment, the infrared light of described lighting source 22 emission 940nm wavelength, the infrared light of lighting source 22 emission 940nm wavelength described here refers to that the light of lighting source 22 emissions is mainly the infrared light of 940nm wavelength, also have other near the light of this wavelength, described black cutoff filter 21 allows by the light of wavelength more than or equal to 760nm, wavelength lower than lighting source, but higher than the common visible range of human eye, the lighting source of selecting the 940nm wavelength in the present embodiment is because general red phenomenon generally can not appear in the light of this wavelength of direct-view, can better play hidden effect.Certainly, in another embodiment, lighting source 22 can be launched the light of other wavelength, and is corresponding, with it the corresponding adaptive cutoff filter of replacing.Can see in Fig. 1, Fig. 2 that in the present embodiment two lighting sources 22 are arranged, in another embodiment, infrared supplementary module 2 can be a lighting source 22, can be also three or more lighting sources 22.
In the present embodiment, described lighting source 22 is arranged on substrate 23, described lighting source 22 comprises the LED lamp battle array that is comprised of a plurality of LED lamps, the ejaculation angle less than or equal to inboard LED lamp that the ejaculation angle of the outside LED lamp of described LED lamp battle array is adaptive like this can be so that the center of field of illumination and brightness on every side be more or less the same or equate.Main like this is in order to reach the even or specific illuminating effect of illuminating effect, each LED lamp on substrate 23 adopts different ejaculation angles and carries out certain arranged evenly, to reach evenly or specific illuminating effect, as shown in Figure 3, the ejaculation angle of LED lamp can be 45 degree, it can certainly be other ejaculation angle, penetrate such as can the surrounding on substrate 23 being equipped with the LED lamps that rising angle is 15 degree, can strengthen like this light that lighting source penetrates surrounding brightness not can lower than or few light intensity lower than the centre, make exposure effect better.In order to strengthen the intensity of illumination of lighting source 22 and the LED lamp is formed LED lamp battle array.
In the present embodiment, described housing front surface 11 is provided with two illumination holes 12, is provided with a lighting source 22 in each illumination holes 12, described two illumination holes 12 adaptive both sides that are distributed in camera lens 3.Described two lighting sources 22 form an adaptive angle, this adaptive angle is that the size in sensitive chip length, the camera lens visual field according to described hunting camera and the ejaculation angle of lighting source 22 are adjusted, in the present embodiment, as Fig. 3, described two lighting sources 22 are arranged on respectively on two substrates 23, and two substrates 23 angle of described housing front surface dorsad are 165 degree, certainly in other embodiments, can be also other angle, as 135 degree.The effect of this design is, two lighting sources 22 rotate to the outside of position the light that shape is penetrated at an angle respectively, the light that penetrates is no longer just the circular light spot centered by the picture central point of camera lens 3, its light intensity is along with the change that it departs from mid point far dies down, but the stack of a circular light spot of taking back and a circular light spot that takes over.The light that penetrates like this is more even on whole picture, the light intensity decreasing of central point and central axial line, both sides particularly four jiaos can receive more light, thereby reach the effect of better uniform exposure.Because camera lens 3 is own, the transmittance of its middle body is high, and the transmittance at edge sharply reduces, and the effect of illumination if aiming at the central point penetrates, is also that central authorities are the brightest, and the edge circumference is gradually dark.The result of stack, make the photo of floor light like this, and its middle section can be partially bright even excessively bright, and surrounding so that four jiaos partially secretly even excessively dark.The present invention adopts the different methods that penetrate angles of two groups of lighting sources 22, and the light of camera lens 3 middle sections is suppressed, and improves simultaneously the illumination of edge and four jiaos, is the better way of improving the photo illuminance uniformity.Particularly in the open air under the background of complete darkness, illumination more uniformly is conducive to the reasonable exposure of background object, makes the sense of reality of target object stronger.Certainly, can be also that 1,3 lighting sources 22 or more lighting source 22 carry out adaptive angle configurations in another embodiment, reach best exposure effect, housing front surface 11 is provided with four described illumination holes 12 that are positioned at the described camera lens 3 orthogonal distributions of surrounding or three described illumination holes 12 that become the isosceles triangle distribution etc. as described.Angle between the lighting source 22 of this invention simultaneously can be set production according to the operating position of reality, can obtain more easily good illumination, thereby has strengthened the operation convenience of this invention.
in the present embodiment, described hunting camera also comprises a linear light line sensor 4, this linear light line sensor 4 is positioned at the housing front surface, the intensity of illumination in the perception external world more fully, this linear light line sensor 4 is based on the phototriode principle, be attempted by the pwm control circuit of a periodic samples, these linear light line sensor 4 direct exposure scopes are 0-1000Lux, when namely in use surpassing the direct exposure scope of linear light line sensor 4 over the ambient light line strength, can also utilize the abbreviation of the PWM(Pulse Width Modulat ion of periodic samples, the abbreviation width modulation) control circuit changes the resistance of output resistance, thereby the scope of photometry is further increased, avoided the CdS light sensor of traditional hunting camera to enter very soon saturated disadvantage, 4 pairs of light intensities of this linear light line sensor carry out the classification up to 128 grades at least, and the time shutter to camera of using calculate, thereby the control accuracy of time shutter is greatly improved, directly calculating and control the scope of time shutter by linear light line sensor 4 also greatly increases.
In the present embodiment, on the surface of linear light sensor 4, also covered the infrared barrier film of anti-infrared light, receiving purer visible light part, and filtered the infrared part in ambient light, the sensation of measured light and human eye is mated more.Certainly, can also be provided with lens in the outside of the infrared barrier film of linear light sensor 4, as convex lens or Fresnel Lenses, enter the light intensity of linear light line sensor 4 with further adjustment, improve the detection sensitivity under low light condition.
The above is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. hunting camera, comprise housing, infrared supplementary module and camera module are housed in housing, and described camera module comprises camera lens and main control MCU, and described camera lens is positioned at the front surface of housing, described main control MCU is electrically connected to described infrared supplementary module, it is characterized in that, described housing front surface is provided with illumination holes, and described infrared supplementary module comprises lighting source, the light-emitting area of described lighting source is provided with the black cutoff filter towards described illumination holes in described illumination holes.
2. hunting camera according to claim 1, is characterized in that, the infrared light of described lighting source emission 940nm wavelength, and described black cutoff filter allows by the light of wavelength more than or equal to 760nm.
3. hunting camera according to claim 1, is characterized in that, described lighting source comprises the LED lamp battle array that is comprised of a plurality of LED lamps, and the ejaculation angle of the outside LED lamp of described LED lamp battle array is less than or equal to the ejaculation angle of inboard LED lamp.
4. according to claim 1-3 described hunting cameras of any one, it is characterized in that, described housing front surface is provided with two described illumination holes, and described housing is interior corresponding to respectively being provided with a described lighting source in each illumination holes, the both sides that are distributed in camera lens that described two illumination holes are adaptive.
5. will remove 4 described hunting cameras according to right, it is characterized in that, described two lighting sources are arranged on respectively on two substrates, and two substrates described housing front surface dorsad have angle.
6. will remove 4 described hunting cameras according to right, it is characterized in that, described two substrates angle of described housing front surface dorsad are 165 degree or 135 degree.
7. according to claim 1-3 described hunting cameras of any one, it is characterized in that, described housing front surface is provided with four described illumination holes that are positioned at the orthogonal distribution of described camera lens surrounding or three described illumination holes that become isosceles triangle to distribute, and described housing is interior corresponding to respectively being provided with a described lighting source in each illumination holes.
8. hunting camera according to claim 1, is characterized in that, described hunting camera also comprises a linear light line sensor, and this linear light line sensor is electrically connected to described main control MCU, and the probe of this linear light line sensor is positioned at the front surface of described housing.
9. hunting camera according to claim 8, is characterized in that, the detecting head surface of described linear light line sensor is provided with infrared barrier film, and described infrared barrier film is provided with lens outward.
10. hunting camera according to claim 8, it is characterized in that, described linear light line sensor is based on making of phototriode principle, its direct exposure scope is 0-1000Lux, described linear light line sensor is connected on the pwm control circuit of a periodic samples, and described pwm control circuit is used for gathering when extraneous light and ambient light line strength surpass the direct exposure scope of linear light line sensor and changes the resistance of output resistance to increase the sensitive volume of linear light line sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033622.XA CN103149778B (en) | 2013-01-29 | 2013-01-29 | hunting camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033622.XA CN103149778B (en) | 2013-01-29 | 2013-01-29 | hunting camera |
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| Publication Number | Publication Date |
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| CN103149778A true CN103149778A (en) | 2013-06-12 |
| CN103149778B CN103149778B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310033622.XA Active CN103149778B (en) | 2013-01-29 | 2013-01-29 | hunting camera |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866313A (en) * | 2019-04-26 | 2020-10-30 | 致伸科技股份有限公司 | Camera module |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201247377Y (en) * | 2008-08-29 | 2009-05-27 | 西安北方光电有限公司 | Hunting machine for outdoor monitoring |
| CN201491117U (en) * | 2009-06-05 | 2010-05-26 | 东莞市南星电子有限公司 | Automatic induction photo-shooting digital camera with night vision function |
| WO2011155715A2 (en) * | 2010-06-10 | 2011-12-15 | Lee Chang Il | Camera lighting apparatus including a shielding member for prevention of optical sensor malfunction |
| CN203133460U (en) * | 2013-01-29 | 2013-08-14 | 深圳市优威视讯科技有限公司 | Hunting camera |
-
2013
- 2013-01-29 CN CN201310033622.XA patent/CN103149778B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201247377Y (en) * | 2008-08-29 | 2009-05-27 | 西安北方光电有限公司 | Hunting machine for outdoor monitoring |
| CN201491117U (en) * | 2009-06-05 | 2010-05-26 | 东莞市南星电子有限公司 | Automatic induction photo-shooting digital camera with night vision function |
| WO2011155715A2 (en) * | 2010-06-10 | 2011-12-15 | Lee Chang Il | Camera lighting apparatus including a shielding member for prevention of optical sensor malfunction |
| CN203133460U (en) * | 2013-01-29 | 2013-08-14 | 深圳市优威视讯科技有限公司 | Hunting camera |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111866313A (en) * | 2019-04-26 | 2020-10-30 | 致伸科技股份有限公司 | Camera module |
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| Publication number | Publication date |
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| CN103149778B (en) | 2015-08-19 |
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Address after: 518000 West of the Fifth Floor and Sixth Floor of Shunhe Dachang District, Liuxiandong Industrial Zone, Xili Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen City, Polytron Technologies Inc Address before: 518000 Guangdong, Shenzhen, Nanshan District, Nanhai Road, Donghua, 5 industrial buildings, 8 buildings 802 Patentee before: UOVision Techology (Shenzhen) Ltd. |
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