CN204166260U - A kind of semiconductor laser and infrared LED mixing light compensating apparatus - Google Patents
A kind of semiconductor laser and infrared LED mixing light compensating apparatus Download PDFInfo
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- CN204166260U CN204166260U CN201420532690.0U CN201420532690U CN204166260U CN 204166260 U CN204166260 U CN 204166260U CN 201420532690 U CN201420532690 U CN 201420532690U CN 204166260 U CN204166260 U CN 204166260U
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- semiconductor laser
- infrared led
- compensating apparatus
- light compensating
- light
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Abstract
A kind of semiconductor laser and infrared LED mixing light compensating apparatus, comprise semiconductor laser, infrared LED, light compensating apparatus shell, photoresistance and window glass; Semiconductor laser, infrared LED, photoresistance and window glass are arranged on light compensating apparatus enclosure, and described window glass is set in parallel in inside light compensating apparatus shell.Semiconductor laser and infrared LED work is controlled by driving circuit, often prop up the light that semiconductor laser and every infrared LED send, all carry out beam homogenization through window glass, the light intensity uniform distribution that light compensating apparatus is sent, respectively can to closely carrying out light filling with remote video camera.The size of photoresistance is regulated by light, thus adjustment size of current, when then controlling namely to monitor remote by electric current, automatically strengthen semiconductor laser power, reduce the power of infrared LED thus the adaptability realizing infrared LED and semiconductor laser power coordinates.
Description
Technical field
The utility model relates to a kind of semiconductor laser and infrared LED mixing light compensating apparatus, belongs to video monitoring technical field of security and protection.
Background technology
Along with the development of safety monitoring, a lot of safety monitoring product is all with light compensating apparatus at present, and this makes high-definition camera to work by day, can also obtain ideal monitored picture at night.
Most light compensating lamp adopts LED light source in the market, and cost is lower, and light angle is large, monitored picture quality is better, but illumination distances is near, when coordinating the high-definition camera of main flow on market, often effectively can not play image quality and the distance advantage of high-definition camera at night, cause the wasting of resources.For addressing these problems, market progressively there is the light compensating lamp of single laser as light source, there is the advantage that illumination distances is far away, but large angle illumination can not be realized again simultaneously.
Chinese patent CN201903737U discloses a kind of LED light supplement lamp, and this device adopts LED as light compensating lamp light source, and light angle is large, but illumination distances is near.Chinese patent CN103472659A discloses a kind of zoom-type laser infrared lamp, and this device adopts infrared laser as single light source, and brightness is high, and irradiation distance is far away, but irradiating angle is little.
Chinese patent CN102830571A discloses a kind of laser lamp for line-scan digital camera compensatory light, a kind of line-scan digital camera compensatory light, the laser lamp be specifically made up of multiple semiconductor laser.Illumination path is formed by the post lens of semiconductor laser and corresponding light, laser instrument and power supply constant current source to be arranged in shell on bearing, each laser instrument top is added with and makes light beam change nyctitropic optical system, on laser instrument, square column lens are embedded in housing, post lens tip is luminescence window, and shell has heat radiator.Multi-point luminous, avoids forming shade on illuminated object.Utilize multiple low power laser can reduce requirement to environment, temperature range applicatory is wide, and has the comparatively long life, and the fault of a few laser can not affect the work of entire compensation light source, increases the reliability of light source.This laser lamp can be used as the compensatory light of high-speed industrial linear array scanning camera railroad train being carried out to safety check.Only have employed semiconductor laser in this patent, laser instrument hot spot becomes linear simultaneously, only designs for special applications.
Chinese patent CN201533375U discloses a kind of clipping the ball with laser and Infrared LED illumination lamp, comprises infrared LED, semiconductor laser, control circuit, power supply.Infrared LED and semiconductor laser are arranged on high-speed ball camera side side by side, and described infrared LED and described semiconductor laser are connected on control circuit, and described control circuit is connected on power supply.Described control circuit can be as required, infrared LED and semiconductor laser is made individually to work or work simultaneously, the power adjustable of infrared LED and semiconductor laser, reach different monitoring effects, this patent is the whole set equipment patent about clipping the ball, the control respectively of LED and laser instrument is realized in change procedure by Zoom camera focal length, but, the infrared LED of this patent and the light of semiconductor laser are without homogenize, light filling can be caused imperfect, thus finally cause monitored picture unintelligible, even can not realize large-scale floor light, can not meet the demand of high definition safety monitoring video pictures, in addition this patent closely or remote monitor time can not realize semiconductor laser and coordinate with the adaptability of infrared LED power.
Utility model content
Not enough for prior art, the utility model provides a kind of semiconductor laser and infrared LED mixing light compensating apparatus, take into account far and near distance and large low-angle, the light beam solving semiconductor laser and infrared LED is uneven, light filling can be caused imperfect, thus finally cause the unsharp problem of monitored picture.Large-scale clear illumination can be realized, to meet the demand of high definition safety monitoring video pictures by light compensating apparatus described in the utility model; And can realize closely or while remote monitor, semiconductor laser coordinates with the adaptability of infrared LED power, when namely monitoring remote, automatically strengthen semiconductor laser power, reduce the power of infrared LED.
Terminological interpretation:
LED:Light Emitting Diode, corresponding Chinese is light emitting diode or emitting diode.
Technical solutions of the utility model are as follows:
A kind of semiconductor laser and infrared LED mixing light compensating apparatus, comprise semiconductor laser, infrared LED, light compensating apparatus shell, photoresistance and window glass; Described semiconductor laser, infrared LED, photoresistance and window glass are arranged on light compensating apparatus enclosure, and described window glass is set in parallel in inside light compensating apparatus shell.
A kind of semiconductor laser described in the utility model and infrared LED mixing light compensating apparatus, light compensating apparatus work is controlled by driving circuit, often prop up the light that semiconductor laser and every infrared LED send, all carry out beam homogenization through window glass, the light intensity uniform distribution that light compensating apparatus is sent, respectively can to closely carrying out light filling with remote video camera.Described semiconductor laser and infrared LED work simultaneously, infrared LED dispersion angle is large, illumination distances is near, be suitable for carrying out light filling to short focus video camera (4-8mm focal length), semiconductor laser divergence angle degree is little, illumination distances far away, is applicable to carry out light filling to long-focus video camera (12-25mm focal length).Described semiconductor laser can adjust according to the different light filling distance of design with the quantity of infrared LED.
Preferred according to the utility model, described semiconductor laser adopts 800-1000nm near infrared semiconductor laser;
Preferred according to the utility model, described infrared LED adopts 850nm near-infrared LED;
Preferred according to the utility model, described window glass adopts near infrared light high permeability optical glass, and thickness 2.5-3mm, adopts optically coated mode plated film on window glass, realizes the homogenize of optical glass to luminescent device light beam;
Preferred according to the utility model, described photoresistance, the size of photoresistance is regulated by light, thus adjustment size of current, when then controlling namely to monitor remote by electric current, automatic increasing semiconductor laser power, reduces the power of infrared LED, thus the adaptability realizing infrared LED and semiconductor laser power coordinates.
The beneficial effects of the utility model:
The utility model compared with prior art, has the following advantages after adopting technique scheme:
(1) beam homogenization can be carried out to often propping up the light that semiconductor laser and every infrared LED send by " window glass ", thus the light solving infrared LED and semiconductor laser is uneven, light filling can be caused imperfect, thus finally cause the unsharp problem of monitored picture, to meet the demand of safety monitoring video pictures.
(2) can be realized closely or remote monitor by " photoresistance ", the adaptability of infrared LED and semiconductor laser power coordinates, and when namely monitoring remote, automatically strengthens the power of semiconductor laser, reduces the power of infrared LED.
Accompanying drawing explanation
Fig. 1 is semiconductor laser described in the utility model and infrared LED mixing light compensating apparatus structured flowchart.
In figure, 1, semiconductor laser; 2, infrared LED; 3, light compensating apparatus shell; 4, photoresistance; 5, window glass.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail, but is not limited thereto.
Embodiment,
As shown in Figure 1, a kind of semiconductor laser and infrared LED mixing light compensating apparatus, comprise semiconductor laser 1, infrared LED 2, light compensating apparatus shell 3, photoresistance 4 and window glass 5; It is inner that described semiconductor laser 1, infrared LED 2, photoresistance 4 and window glass 5 are arranged on light compensating apparatus shell 3, and described window glass 5 is set in parallel in inside light compensating apparatus shell 3.
Some semiconductor lasers 1 and some infrared LEDs 2 are used in the utility model, semiconductor laser 1 is controlled and infrared LED 2 works by driving circuit, often prop up the light that semiconductor laser 1 and every infrared LED 2 send, all carry out beam homogenization through window glass 5, the light intensity uniform distribution that light compensating apparatus is sent, respectively can to closely carrying out light filling with remote video camera.Described mixing light compensating apparatus can be placed on rifle shape video camera side, carries out night vision floor light to video camera, and illumination distances can change by regulating the power of luminescent device, uses to coordinate the video camera of different focal.
When monitoring remote, regulated the size of photoresistance 4 by light, thus regulate size of current, light compensating apparatus strengthens the power of semiconductor laser 1 automatically, reduce the power of infrared LED 2, thus the adaptability realizing infrared LED 2 and semiconductor laser 1 power coordinates; When monitoring is apart from time near, regulated the size of photoresistance 4 by light, thus regulate size of current, light compensating apparatus reduces the power of semiconductor laser 1 automatically, strengthen the power of infrared LED 2, thus the adaptability realizing infrared LED 2 and semiconductor laser 1 power coordinates.
Claims (5)
1. semiconductor laser and an infrared LED mixing light compensating apparatus, comprise semiconductor laser, infrared LED, light compensating apparatus shell, photoresistance and window glass; Semiconductor laser, infrared LED, photoresistance and window glass are arranged on light compensating apparatus enclosure, and described window glass is set in parallel in inside light compensating apparatus shell.
2. a kind of semiconductor laser according to claim 1 and infrared LED mixing light compensating apparatus, is characterized in that, described semiconductor laser adopts 800-1000nm near infrared semiconductor laser, and infrared LED adopts 850nm infrared LED.
3. a kind of semiconductor laser according to claim 1 and infrared LED mixing light compensating apparatus, it is characterized in that, described window glass adopts near infrared light high permeability optical glass, thickness 2.5-3mm, adopt optically coated mode plated film on window glass, realize the homogenize of optical glass to luminescent device light beam.
4. a kind of semiconductor laser according to claim 1 and infrared LED mixing light compensating apparatus, is characterized in that, described semiconductor laser can adjust according to the different light filling distance of design with the quantity of infrared LED.
5. a kind of semiconductor laser according to claim 1 and infrared LED mixing light compensating apparatus, it is characterized in that, described photoresistance, the size of photoresistance is regulated by light, thus adjustment size of current, when then controlling namely to monitor remote by electric current, automatically strengthen semiconductor laser power, reduce the power of infrared LED thus the adaptability realizing infrared LED and semiconductor laser power coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532690.0U CN204166260U (en) | 2014-09-09 | 2014-09-09 | A kind of semiconductor laser and infrared LED mixing light compensating apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532690.0U CN204166260U (en) | 2014-09-09 | 2014-09-09 | A kind of semiconductor laser and infrared LED mixing light compensating apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN204166260U true CN204166260U (en) | 2015-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420532690.0U Expired - Fee Related CN204166260U (en) | 2014-09-09 | 2014-09-09 | A kind of semiconductor laser and infrared LED mixing light compensating apparatus |
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| CN (1) | CN204166260U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449617A (en) * | 2015-08-05 | 2017-02-22 | 杭州海康威视数字技术股份有限公司 | Light source device used for generating light, light supplement method thereof, and light supplement device thereof |
| CN107846536A (en) * | 2017-10-27 | 2018-03-27 | 李晨阳 | A kind of automatic tracking system for campus monitoring |
| CN109099339A (en) * | 2018-06-29 | 2018-12-28 | 北京工业大学 | Road illumination device |
| CN113741118A (en) * | 2021-08-18 | 2021-12-03 | 浙江大华技术股份有限公司 | Light-compensating lamp dimming assembly and light-compensating lamp kit |
| CN115209792A (en) * | 2020-01-15 | 2022-10-18 | 承奕科技股份有限公司 | Intelligent remote infrared light supplement lamp set |
-
2014
- 2014-09-09 CN CN201420532690.0U patent/CN204166260U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449617A (en) * | 2015-08-05 | 2017-02-22 | 杭州海康威视数字技术股份有限公司 | Light source device used for generating light, light supplement method thereof, and light supplement device thereof |
| CN106449617B (en) * | 2015-08-05 | 2019-04-12 | 杭州海康威视数字技术股份有限公司 | For generating the light source equipment and its light compensation method and device of light |
| CN107846536A (en) * | 2017-10-27 | 2018-03-27 | 李晨阳 | A kind of automatic tracking system for campus monitoring |
| CN109099339A (en) * | 2018-06-29 | 2018-12-28 | 北京工业大学 | Road illumination device |
| CN115209792A (en) * | 2020-01-15 | 2022-10-18 | 承奕科技股份有限公司 | Intelligent remote infrared light supplement lamp set |
| CN113741118A (en) * | 2021-08-18 | 2021-12-03 | 浙江大华技术股份有限公司 | Light-compensating lamp dimming assembly and light-compensating lamp kit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151211 Address after: Tianchen Avenue high tech Zone of Ji'nan City, Shandong Province, No. 1835 250101 Patentee after: Shandong Huaguang Photoelectronic Co., Ltd. Address before: 261061 Weifang high tech Zone, Jin Road, No. 9, No. Patentee before: Shandong Inspur Huaguang Optoelectronics Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20180909 |