CN208705003U - A kind of adjustable infrared test system of multiple target visual field - Google Patents
A kind of adjustable infrared test system of multiple target visual field Download PDFInfo
- Publication number
- CN208705003U CN208705003U CN201820548605.8U CN201820548605U CN208705003U CN 208705003 U CN208705003 U CN 208705003U CN 201820548605 U CN201820548605 U CN 201820548605U CN 208705003 U CN208705003 U CN 208705003U
- Authority
- CN
- China
- Prior art keywords
- radiation source
- blackbody radiation
- test
- test macro
- supporting guide
- 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.)
- Active
Links
Landscapes
- Radiation Pyrometers (AREA)
Abstract
The utility model embodiment is related to a kind of adjustable infrared test system of multiple target visual field, comprising: optics support platform (1), for providing operation support to relevant device；Curved support guide rail (2) is fixed in the optics support platform；At least one blackbody radiation source (3) is distributed on the curved support guide rail (2), can do circular motion along the curved support guide rail, so that the blackbody radiation source has continuously adjustable irradiating angle；At least one black matrix controller (4), for controlling the temperature of the blackbody radiation source；Industrial personal computer (5), sets the shift position for controlling the blackbody radiation source；Tested device (6) is placed in below the curved support guide rail, and the performance parameter of the tested device is determined by the test of the test macro.Whole system structure is simple, can accurately control, so that test structure is more accurate, meets the functions such as different visual field distortion tests, temperature-responsive test, system focal length test.
Description
Technical field
The utility model relates to optical testing arts, and in particular to a kind of multiple target visual field is adjustable infrared test system and side
Method.
Background technique
Infrared system belongs to temperature resolution system, for the infrared system of big visual field, due to the increase of field angle, is
The distortion of system can increase therewith, and disc of confusion is caused to deform, and Energy distribution is uneven, and target acquisition and resolution capability are deteriorated.At present
Influence of the deformation of disc of confusion caused by distorting to Energy distribution can correct, but need to demarcate it early period.
And existing test macro is complicated and test is inaccurate, for the simulation inaccuracy of target source, and then causes to test
The difference of parameter, the utility model, which passes through, to study for a long period of time, develops a kind of adjustable infrared test system and method for multiple target visual field,
Complete machine field angle, system focal length suitable for infrared camera assembling process, the test of the functions such as response sensitivity, transmission function.
This test equipment can satisfy the functions such as different visual field distortion tests, temperature-responsive test, system focal length test.
Utility model content
The utility model embodiment provides a kind of adjustable infrared test system and method for multiple target visual field, the utility model
Main purpose be to solve existing test macro to the technical problem of test equipment test inaccuracy.
A kind of infrared test system that the utility model embodiment provides 1, multiple target visual field is adjustable, comprising: optics support
Platform 1, for providing operation support to relevant device；Supporting guide 2 is fixed in the optics support platform 1；At least one
Blackbody radiation source 3 is distributed on the supporting guide 2, can be moved along the supporting guide 2, so that the blackbody radiation source 3 has
There is continuously adjustable irradiating angle；At least one black matrix controller 4 is placed in the optics support platform 1, described for controlling
The temperature of blackbody radiation source 3；Industrial personal computer 5 is placed in the optics support platform 1, for controlling the shifting of the blackbody radiation source 3
Dynamic position；Tested device 6 is fixed in the optics support platform 1, is placed in 2 lower section of supporting guide, is passed through the survey
The test of test system determines the performance parameter of the tested device 6.
Further, 2 both ends of supporting guide pass through rail brackets 21 respectively and are fixed on the optics support platform 1
On；The supporting guide 2 may be at horizontal position or vertical position.
Further, the blackbody radiation source 3 includes: infrared light supply 31, provides illumination；Infrared transmission camera lens 32, is used
Penetrating light is directional light, for simulating infinity target；Mobile platform 33 provides support for the blackbody radiation source 3, and makes described
Mobile platform 33 slides on the supporting guide 2.
Further, the mobile platform 33 includes two stepper motors and an electric rotary table motor, is passed through
RS485 bus is connect with the industrial personal computer 5.
Further, the tested device 6 is fixed on the optics support platform 1 by multidimensional precision adjustment bracket 61
On, the multidimensional precision adjustment bracket 61 is that the tested device 6 provides two-dimension translational and one-dimensional rotary motion.
Further, 2 two sides of supporting guide respectively include magnetic railings ruler 22, and 22 resolution ratio of magnetic railings ruler is 1um, institute
It states industrial personal computer 5 and 22 umber of pulse of magnetic railings ruler is read to judge two stepper motors and an electronic rotation by magnetic grid ruler reading head
The distance of turntable motor operation and direction, so that accurate closed-loop control mobile platform 33 runs to specified position.
Further, the blackbody radiation source 3 is 3, and the black matrix controller 4 is 3, each black matrix control
Device 4 controls each described blackbody radiation source 3 respectively.
Further, the temperature of blackbody radiation source 3 is 20-150 degree.
Further, the cross section of the supporting guide 2 is " work " type, and the magnetic railings ruler 22 is along 2 two sides of supporting guide circle
Arc direction is uniformly distributed.
The advantageous effects of the utility model are as follows:
The utility model provides a kind of adjustable infrared test system of multiple target visual field, passes through three black matrix controller controls three
The accurate positioning of a black matrix target source, enables tested device to be clearly imaged, and by the position of imaging, effect, passes through mould
It is quasi- to calculate the various performance parameters for obtaining tested device.Whole system structure is simple, can accurately control, so that test knot
Structure is more accurate, meets the functions such as different visual field distortion tests, temperature-responsive test, system focal length test.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without any creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the adjustable infrared test system structure diagram of multiple target visual field described in the utility model embodiment；
Fig. 2 is mobile platform structural schematic diagram described in the utility model embodiment.
Specific embodiment
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work
Under the premise of all other embodiment obtained, fall within the protection scope of the utility model.
The term used in the utility model embodiment and is not intended to merely for for the purpose of describing particular embodiments
Limit the application.The embodiment of the present application and the "an" of singular used in the attached claims, " described " and
"the" is also intended to including most forms, and unless the context clearly indicates other meaning, " a variety of " generally comprise at least two.
It should be appreciated that term "and/or" used herein is only a kind of incidence relation for describing affiliated partner, indicate
There may be three kinds of relationships, for example, A and/or B, can indicate: individualism A, exist simultaneously A and B, individualism B these three
Situation.In addition, character "/" herein, typicallys represent the relationship that forward-backward correlation object is a kind of "or".
It will be appreciated that though XXX may be described in the embodiment of the present application using term first, second, third, etc., but
These XXX should not necessarily be limited by these terms.These terms are only used to distinguish XXX.For example, not departing from the embodiment of the present application model
In the case where enclosing, the first XXX can also be referred to as the 2nd XXX, and similarly, the 2nd XXX can also be referred to as the first XXX.
Depending on context, word as used in this " if ", " if " can be construed to " ... when " or
" when ... " or " in response to determination " or " in response to detection ".Similarly, context is depended on, phrase " if it is determined that " or " such as
Fruit detection (condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when detection (statement
Condition or event) when " or " in response to detection (condition or event of statement) ".
The preferred embodiment that according to the present invention will be described in detail below with reference to the accompanying drawings.
Embodiment 1
As shown in Figs. 1-2, the utility model embodiment provides a kind of adjustable infrared test system of multiple target visual field, packet
It includes: optics support platform 1, for providing operation support to relevant device；Curved support guide rail 2 is fixed on the optics support
On platform 1；At least one blackbody radiation source 3 is distributed on the curved support guide rail 2, can be done along the curved support guide rail 2
Circular motion, so that the blackbody radiation source 3 has continuously adjustable irradiating angle；At least one black matrix controller 4, is placed in institute
It states in optics support platform 1, for controlling the temperature of the blackbody radiation source 3；Industrial personal computer 5 is placed in the optics support platform 1
On, for controlling the shift position of the blackbody radiation source 3；Tested device 6 is fixed in the optics support platform 1, juxtaposition
In 2 lower section of curved support guide rail, the performance parameter of the tested device 6 is determined by the test of the test macro.It is preferred that
, the blackbody radiation source 3 is 3, and the black matrix controller 4 is 3, and each black matrix controller 4 controls often respectively
One blackbody radiation source 3, makes its Temperature Distribution between 20-150 degree.
Wherein, 2 both ends of curved support guide rail pass through rail brackets 21 respectively and are fixed on the optics support platform 1
On, the two is riveted by screw, and the bracket 21 has two lugs, is connect by a rotation axis with the supporting guide 2, described
Supporting guide 2 can be rotated around the shaft, so that the curved support guide rail 2 may be at horizontal position or vertical position
It sets, to meet the needs of different tested devices, the tested device can be camera, video camera etc..
Further, the blackbody radiation source 3 includes: infrared light supply 31, provides infrared illumination；Infrared transmission camera lens 32,
It has collimation camera lens, makes emergent light directional light, for simulating infinity target, wherein the light that the infrared light supply 31 emits
Target source hot spot in infinity is formed after irradiating by infrared transmission camera lens 32, is irradiated on tested camera.It further include one mobile flat
Platform 33 is riveted with the infrared transmission camera lens 32, provides support for the blackbody radiation source 3, and the mobile platform 33 is made to exist
It is slided on the curved support guide rail 2.Specifically, the mobile platform 33 includes two stepper motors and an electric rotary table
Motor is connect by RS485 bus with the industrial personal computer 5.The industrial personal computer 5 is wanted according to measuring and calculating displacement, controls black matrix spoke
It penetrates source 3 and is moved to designated position.
Further, 2 two sides of curved support guide rail respectively include magnetic railings ruler 22, and the magnetic railings ruler 22 arcuately supports
Guide rail 2 is continuously distributed, and 22 resolution ratio of magnetic railings ruler is 1um, and the magnetic railings ruler 22 provides the anti-of 3 shift position of blackbody radiation source
Feedback signal is to industrial personal computer 5.The industrial personal computer 5 reads 22 umber of pulse of magnetic railings ruler by magnetic grid ruler reading head to judge two steps
Into the distance and direction of motor and electric rotary table motor operation, so that accurate closed-loop control mobile platform 33 runs to finger
Fixed position.
Further, the tested device 6 is fixed on the optics support platform 1 by multidimensional precision adjustment bracket 61
On, the multidimensional precision adjustment bracket 61 is that the tested device 6 provides two-dimension translational and one-dimensional rotary motion.
When test, system under test (SUT) is installed on multidimensional precision adjustment bracket, is placed in arc-shaped guide rail lower position, it is electronic flat
Platform is engaged, to realize that simulation source is done on guide rail as carrier fixed-analog source by motor driven gear and guide rail rack
Circular motion, simulated light converge at the guide rail center of circle.When test, first blackbody temperature is set to assigned temperature (according to different sound
Should require that blackbody temperature height can be set), system under test (SUT) position is adjusted, is made in three simulation sources, in an intermediate position is red
The light that outer analog light source issues is imaged onto the center of system under test (SUT), then according to test needs, adjusts separately center two sides
Simulation source makes its angle respectively with center simulation source meet test request.
The utility model provides a kind of adjustable infrared test system and method for multiple target visual field, passes through three black matrix controllers
The accurate positioning for controlling three black matrix target sources, enables tested device to be clearly imaged, and the position by being imaged, effect,
The various performance parameters for obtaining tested device are calculated by simulation.Whole system structure is simple, can accurately control, so that
It is more accurate to test structure, meets the functions such as different visual field distortion tests, temperature-responsive test, system focal length test.
Embodiment 2
In addition, the utility model additionally provides a kind of use any adjustable infrared test system of multiple target visual field as above
Tested device 6 is installed on multidimensional precision adjustment bracket 61, is placed in orientation under curved support guide rail 2 by the method tested
It sets；The position of fixed one of blackbody radiation source 3 controls other described blackbody radiation sources 3 in the arc by industrial personal computer 5
Circular motion is done on supporting guide 2, simulated light converges at 2 center of circle of guide rail；By black matrix controller 4 by the blackbody radiation source 3
Temperature is set to assigned temperature, adjusts 6 position of tested device, the light imaging for issuing blackbody radiation source 3 in an intermediate position
To the center of tested device 6, then according to test needs, the position of intermediate two sides blackbody radiation source 3 is adjusted separately, it is made
Respectively the angle with center simulation source meets test request；The performance parameter of the tested device 6 is calculated by test macro.
Further, for tested device 6, the focal length of tested device 6 can be calculated according to the relationship of focal length and corner:
F × tan θ=y
In formula, f-tested device focal length；
Angle between θ-blackbody radiation source；
Y-blackbody radiation source is as the moving distance in tested device image planes.
Further, described " performance parameter of the tested device 6 is calculated by test macro " includes:
Test sensitivity of the tested device 6 to temperature, comprising: the temperature for adjusting the blackbody radiation source 3, by the black matrix
Picture of the radiation source 3 in tested device 6 is adjusted to different location, and mutually synthermal target is calculated by the gray value of picture not
With the response consistency of position；Or
Calculate the modulation transfer function of tested device 6, comprising: set point target for the blackbody radiation source 3, pass through
After tested device 6 is imaged, it is imaged onto the image planes position of tested device 6, imaging is a hot spot at this time, is acquired to the hot spot
After be normalized, then pass through Fourier transformation calculate, obtain tested device 6 modulation transfer function.
For control section, black matrix controller can set the temperature of black matrix by front panel, such as between 20-150 degree, temperature
Degree is higher, and hot spot is brighter, and Current Temperatures are shown on digital display meter, and three black matrixes are mutually indepedent, does not interfere with each other.Black matrix power supply
Line provides power supply for black matrix controller and radiation source.
There is an attaching plug on rear side of control cabinet, two motors, the two sides magnetic railings ruler being responsible on control cabinet and guide rail
It is powered with two sides limit switch.
Three blackbody radiation sources pass through three black matrix controller power supplies respectively and control, black matrix controller pass through PID control
Algorithm controls the switching frequency of hight-speed CMOS switch pipe, can be precisely controlled the temperature radiation of blackbody radiation source, such as 20-150 degree
Between, preferably 100 degree.Each black matrix controller controls a radiation source, mutually indepedent between three.
Guide rail two sides are mounted with magnetic railings ruler respectively, and resolution ratio reaches 1um, and control system passes through magnetic railings ruler high-precision reading head
Magnetic railings ruler umber of pulse is read to judge distance and the direction of motor operation, so as to accurate closed-loop control motor operation to user
Specified position.Two sides lens barrel passes through two 42 stepper motors respectively and is controlled, and user only needs again software interface input to need
The angle to be set can adjust lens barrel to the position needed.
Two stepper motors and electric rotary table motor on guide rail are connected in a RS485 bus, and system has regulation
Good communications protocol, three motors will not interfere with each other, independent operating, and upper so only one RS485 interface of control cabinet
Machine is communicated.
The advantageous effects of the utility model are as follows:
The utility model provides a kind of adjustable infrared test system and method for multiple target visual field, passes through three black matrix controllers
The accurate positioning for controlling three black matrix target sources, enables tested device to be clearly imaged, and the position by being imaged, effect,
The various performance parameters for obtaining tested device are calculated by simulation.Whole system structure is simple, can accurately control, so that
It is more accurate to test structure, meets the functions such as different visual field distortion tests, temperature-responsive test, system focal length test.
The apparatus embodiments described above are merely exemplary, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be.Some or all of the modules therein can be selected according to the actual needs
It achieves the purpose of the solution of this embodiment.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (9)
1. a kind of adjustable infrared test system of multiple target visual field characterized by comprising
Optics support platform (1), for providing operation support to relevant device；
Supporting guide (2) is fixed on the optics support platform (1)；
At least one blackbody radiation source (3), is distributed on the supporting guide (2), can move along the supporting guide (2), with
Make the blackbody radiation source (3) that there is continuously adjustable irradiating angle；
At least one black matrix controller (4) is placed on the optics support platform (1), for controlling the blackbody radiation source (3)
Temperature；
Industrial personal computer (5) is placed on the optics support platform (1), for controlling the shift position of the blackbody radiation source (3)；
Tested device (6) is fixed on the optics support platform (1), is placed in below the supporting guide (2), is passed through institute
The test for stating test macro determines the performance parameter of the tested device (6).
2. test macro according to claim 1, it is characterised in that:
Supporting guide (2) both ends pass through rail brackets (21) respectively and are fixed on the optics support platform (1)；The branch
Support guide rail (2) may be at horizontal position or vertical position.
3. test macro according to claim 1, it is characterised in that: the blackbody radiation source (3) includes:
Infrared light supply (31), provides illumination；
Infrared transmission camera lens (32), makes emergent light directional light, for simulating infinity target；
Mobile platform (33) provides support for the blackbody radiation source (3), and leads the mobile platform (33) in the support
Rail slides on (2).
4. test macro according to claim 3, it is characterised in that: the mobile platform (33) includes two stepper motors
With an electric rotary table motor, it is connect by RS485 bus with the industrial personal computer (5).
5. test macro according to claim 1, it is characterised in that: the tested device (6) is adjusted by multidimensional precision
Bracket (61) is fixed on the optics support platform (1), and multidimensional precision adjustment bracket (61) is the tested device (6)
Two-dimension translational and one-dimensional rotary motion are provided.
6. test macro according to claim 4, it is characterised in that: supporting guide (2) two sides respectively include magnetic grid
Ruler (22), magnetic railings ruler (22) resolution ratio are 1 micron, and the industrial personal computer (5) reads magnetic railings ruler by magnetic grid ruler reading head
(22) umber of pulse judges distance and the direction of two stepper motors and electric rotary table motor operation, thus accurately
Closed-loop control mobile platform (33) runs to specified position.
7. test macro according to claim 1, it is characterised in that: the blackbody radiation source (3) is 3, the black matrix
Controller (4) is 3, and each black matrix controller (4) controls each described blackbody radiation source (3) respectively.
8. test macro according to claim 7, it is characterised in that: the temperature of blackbody radiation source (3) is 20-150 degree.
9. test macro according to claim 6, it is characterised in that: the cross section of the supporting guide (2) is " work " type,
The magnetic railings ruler (22) is uniformly distributed along supporting guide (2) two sides circular arc direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548605.8U CN208705003U (en) | 2018-04-17 | 2018-04-17 | A kind of adjustable infrared test system of multiple target visual field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548605.8U CN208705003U (en) | 2018-04-17 | 2018-04-17 | A kind of adjustable infrared test system of multiple target visual field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208705003U true CN208705003U (en) | 2019-04-05 |
Family
ID=65934407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820548605.8U Active CN208705003U (en) | 2018-04-17 | 2018-04-17 | A kind of adjustable infrared test system of multiple target visual field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208705003U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519217A (en) * | 2018-04-17 | 2018-09-11 | 西安微普光电技术有限公司 | A kind of adjustable infrared test system and method for multiple target visual field |
-
2018
- 2018-04-17 CN CN201820548605.8U patent/CN208705003U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519217A (en) * | 2018-04-17 | 2018-09-11 | 西安微普光电技术有限公司 | A kind of adjustable infrared test system and method for multiple target visual field |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108519217A (en) | A kind of adjustable infrared test system and method for multiple target visual field | |
| CN105675266B (en) | Infinite conjugate optical path measures the device and method of the modulation transfer function of optical lens | |
| CN106353071B (en) | Method for adjusting the device of laser and adjusting the device and adjust laser using the device | |
| CN103063410B (en) | Automatic detection system and detection method for parameters of ultraviolet or visible light optical system | |
| CN110009698B (en) | Intelligent calibration device and calibration method for binocular vision system | |
| CN206628173U (en) | A kind of laboratory apparatus for measuring thin Concave Mirrors Focus | |
| CN109405737A (en) | Camera system and measurement method towards large-scale metrology | |
| CN101462599A (en) | Novel terrestrial globe simulator for static state infrared horizon ground detection | |
| CN103690137B (en) | Endoscope light source brightness automatic adjusting method and device | |
| CN105136433A (en) | Method for detecting light-passing efficiency of optical lens by using optical lens parameter detecting instrument | |
| CN109839027A (en) | A kind of test device and method of thermal imaging gun sight dress meter accuracy | |
| CN208705003U (en) | A kind of adjustable infrared test system of multiple target visual field | |
| CN102944698B (en) | Sky-screen target light curtain parameter calibrating device and method | |
| CN103499433A (en) | Calibration device and method for distortion of f-theta optical system | |
| US4330779A (en) | Display analyzer having angular degrees of freedom | |
| CN212484093U (en) | Watch time precision detection device | |
| CN103024427A (en) | Method and device for testing modulation transfer function of camera | |
| CN208366471U (en) | It is a kind of for automatically determining the device of the minimum discernable temperature difference of infrared thermoviewer | |
| CN110487509B (en) | Three-channel pupil coupling laser semi-active target simulator | |
| CN103954436A (en) | High-precision spectral radiance calibration device | |
| CN105812787A (en) | Test method and device of naked eye 3D display device | |
| CN205861330U (en) | A kind of multiple target test system | |
| CN209690980U (en) | A kind of binocular vision system Intelligent Calibration device | |
| CN110332992B (en) | Parameter-adjustable optical detection device and method | |
| CN203824740U (en) | High precision spectrum radiation scaling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |