CN108072447A - A kind of three line target of aviation - Google Patents
A kind of three line target of aviation Download PDFInfo
- Publication number
- CN108072447A CN108072447A CN201711178689.7A CN201711178689A CN108072447A CN 108072447 A CN108072447 A CN 108072447A CN 201711178689 A CN201711178689 A CN 201711178689A CN 108072447 A CN108072447 A CN 108072447A
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- CN
- China
- Prior art keywords
- line
- target
- heating layer
- aviation
- temperature
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 claims abstract description 63
- 238000009413 insulation Methods 0.000 claims description 5
- 238000003331 infrared imaging Methods 0.000 abstract description 12
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000011056 performance test Methods 0.000 abstract description 7
- 238000003384 imaging method Methods 0.000 description 5
- 230000005693 optoelectronics Effects 0.000 description 5
- 230000005855 radiation Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012634 optical imaging Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/80—Calibration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J2005/0077—Imaging
Abstract
The invention discloses a kind of three line targets of aviation, belong to airborne visible ray and infrared testing performance index technical field, solve the problems, such as the performance test that quasi- three line target of aviation in the prior art is not used to infrared imaging device.The three line target of aviation includes black target line, white target line and controller；The lower surface of black target line is equipped with the first heating layer, and the lower surface of white target line is equipped with the second heating layer, and the first heating layer and the second heating layer are connected respectively with controller；First heating layer and the second heating layer temperature are different.Three line target of aviation provided by the invention can be used for the performance detections such as the resolution ratio of infrared imaging device.
Description
Technical field
The present invention relates to a kind of airborne visible ray and infrared testing performance indexes, particularly a kind of three line target of aviation.
Background technology
Three line target of standard aviation is that one kind is made of fixed three black target lines of floor measurements and two white target lines
Target, black target line and the alternate arrangement of white target line, by collection optical system to black target line and white target line be
It is no segmentation, whether aliasing, whether form blurred picture, to examine aviation VISIBLE LIGHT SYSTEM ground resolution.Due to the aviation three
The configuration of line target is simple, is easy to make, lays convenience, is intuitive and reliable thus widely used by countries in the world, for example with target
Mark examines the resolution ratio of airborne optical imaging apparatus and optical imagery land resources satellite.
As technology develops, Airborne IR optoelectronic device is continuously increased, but traditional three line target of standard aviation can only
For visual light imaging equipment, the performance test of increasingly increased infrared imaging device can not be met.
The content of the invention
It is an object of the invention to provide a kind of three line targets of aviation, solve three line target of standard aviation in the prior art
The problem of being not used to the performance test of infrared imaging device.
To achieve the above object, technical solution provided by the invention is as follows：
The present invention provides a kind of three line target of aviation, including black target line, white target line and controller；Black target line
Lower surface is equipped with the first heating layer, and the lower surface of white target line is equipped with the second heating layer, the first heating layer and the second heating layer point
It is not connected with controller；First heating layer and the second heating layer temperature are different.
Further, controller includes the first temperature sampler, the first temperature controller, second temperature collector, second
Temperature controller and temperature collection device；First temperature sampler is arranged on the first heating layer, the first temperature controller and the
One heating layer connects；Second temperature collector is arranged on the second heating layer, and second temperature controller is connected with the second heating layer；Ring
Border temperature sampler is placed in the environment residing for three line target of aviation.
Further, three line target of aviation further includes supporting rack, and black target line and white target line are set up in supporting rack respectively
On.
Further, supporting rack includes fixed frame and the rotating turret with fixed frame rotation connection.
Further, three line target of aviation further includes to adjust the angle at the angle of inclination of black target line and white target line
Adjuster；Angle demodulator is connected with controller.
Further, controller includes the angle acquisition device being connected with supporting rack and the angle being connected with angle demodulator
Controller.
Further, the angle of inclination of black target line and white target line is 0 °~90 °.
Further, angle demodulator is telescopic rod, hydraulic cylinder or the air pressure oil cylinder of adjustable in length.
Further, the lower surface of the first heating layer and the second heating layer is equipped with heat insulation layer.
Compared with prior art, three line target of aviation provided by the invention has the beneficial effect that：
A) three line target of aviation provided by the invention is a kind of three line target of infrared aerial, and the lower surface of black target line is equipped with
First heating layer, the lower surface of white target line is equipped with the temperature independent control of the second heating layer, black target line and white target line, black
Target line, white target line, the first heating layer and the second heating layer constitute infra-red radiation layer, since the first heating layer and second add
The temperature of thermosphere is different so that the region of black target line and the region of white target line form different temperature gradients, so as to be formed
The pattern of different infra-red radiations.Since the response of Airborne IR optoelectronic device sensor is different infrared image, for it is airborne can
See light and infrared testing performance index, in the case where not influencing the test of original visual light imaging, carry out airborne visible ray into
During as equipment detection, the performance detections such as the resolution ratio of infrared imaging device can be carried out at the same time, for example, infrared imaging device ground
Resolution performance test identifies and tracks that infrared imaging device imaging detection performance test, ambient temperature is shown, infrared emanation
Lines temperature display, the temperature difference show and complete the working parameter recording of itself, so as to substantially reduce Airborne IR optoelectronic device
Testing time and financial cost.
B) three line target of aviation provided by the invention is strong convenient for fast operating, at low cost, environmental suitability and portability.
Description of the drawings
By the way that and the specific embodiment part provided, the features and advantages of the present invention will become more referring to the drawings
It is readily appreciated that, in the accompanying drawings：
Fig. 1 is the structure diagram of the three line target of infrared imaging aviation of the embodiment of the present invention one；
Fig. 2 is the A-A sectional views of Fig. 1；
Fig. 3 is the B-B sectional views of Fig. 1.
Reference numeral：
The black target lines of 1-；The white target lines of 2-；3- controllers；The first heating layers of 4-；The second heating layers of 5-；6- fixed frames；7-
Rotating turret；8- angle demodulators；9- heat insulation layers.
Specific embodiment
Exemplary embodiments of the present invention are described in detail with reference to the accompanying drawings.Illustrative embodiments are retouched
It states merely for the sake of demonstration purpose, and is definitely not to the present invention and its application or the limitation of usage.
Embodiment one
A kind of three line target of aviation is present embodiments provided, as shown in Figure 1 to Figure 3, including black target line 1, white target line 2
With controller 3；The lower surface of black target line 1 is equipped with the first heating layer 4, and the lower surface of white target line 2 is equipped with the second heating layer 5,
First heating layer 4 and the second heating layer 5 are connected respectively with controller 3；First heating layer 4 is different with the temperature of the second heating layer 5.
During implementation, three line target of aviation is installed outdoors.
Compared with prior art, three line target of aviation provided in this embodiment be a kind of three line target of infrared aerial, black target
The lower surface of graticule 1 is equipped with the first heating layer 4, and the lower surface of white target line 2 is equipped with the second heating layer 5, black target line 1 and white target
The temperature independent control of graticule 2, black target line 1, white target line 2, the first heating layer 4 and the second heating layer 5 constitute infrared spoke
Layer is penetrated, since the temperature of the first heating layer 4 and the second heating layer 5 is different so that the region of black target line 1 and white target line 2
Region forms different temperature gradients, so as to form the pattern of different infra-red radiations.Due to Airborne IR optoelectronic device sensor
Respond as different infrared images, for airborne visible ray and infrared testing performance index, do not influence original visible ray into
In the case of as test, when carrying out airborne visual light imaging equipment detection, the resolution ratio of infrared imaging device can be carried out at the same time
Etc. performance detections, for example, infrared imaging device ground differentiate performance test, identification and tracking, infrared imaging device imaging detection
Performance test, ambient temperature show that infrared emanation lines temperature display, the temperature difference shows and complete the running parameter note of itself
Record, so as to substantially reduce the testing time of Airborne IR optoelectronic device and financial cost.
In addition, above-mentioned three line target of aviation is strong convenient for fast operating, at low cost, environmental suitability and portability.
Specifically, controller noted above 3 can be adopted including the first temperature sampler, the first temperature controller, second temperature
Storage, second temperature controller and temperature collection device；First temperature sampler is arranged on the first heating layer 4, the first temperature
Controller is connected with the first heating layer 4；Second temperature collector is arranged on the second heating layer 5, second temperature controller and second
Heating layer 5 connects；Temperature collection device is placed in the environment residing for three line target of aviation.In this way, it is set carrying out infrared imaging
During standby resolution ratio performance detection, the temperature of the first heating layer 4, the second heating layer 5 and environment can be understood in real time, from
And the temperature of the first heating layer 4 and the second heating layer 5 can be adjusted in real time.
In order to which black target line 1 and white target line 2 can be supported entirely and on ground, above-mentioned three line target of aviation further includes
Supporting rack, black target line 1 and white target line 2 are set up on supporting rack respectively.Illustratively, supporting rack can include fixed frame 6
And the rotating turret 7 being rotatablely connected with fixed frame 6.
It is adjusted in order to the angle of inclination to black target line 1 and white target line 2, three line target of aviation further includes use
Angle demodulator 8 in the angle of inclination for adjusting black target line 1 and white target line 2；Angle demodulator 8 is connected with controller 3.
Correspondingly, in order to understand the angle of inclination of black target line 1 and white target line 2 in real time, controller 3 can also wrap
Include angle acquisition device and the angle controller being connected with angle demodulator 8.
It should be noted that the angle of inclination of black target line 1 and white target line 2 can be 0 °~90 °.
Illustratively, above-mentioned angle demodulator 8 can be telescopic rod, hydraulic cylinder or the air pressure oil cylinder of adjustable in length,
Alternatively, the device that other length are variable, does not limit one by one herein.
In order to ensure the accuracy of infrared image, the lower surface of the first heating layer 4 and the second heating layer 5 is equipped with heat insulation layer 9.
Heat insulation layer 9 can make most of heat of the first heating layer 4 and the second heating layer 5 for the black target line 1 of heat and white target line 2
Infrared display, it is red so as to ensure that without being diffused to from the opposite side of the first heating layer 4 and the second heating layer 5 in environment
The accuracy of outer image.
Although with reference to illustrative embodiments, invention has been described, but it is to be understood that the present invention does not limit to
The specific embodiment that Yu Wenzhong is described in detail and shows, in the case of without departing from claims limited range, this
Field technology personnel can make various changes to the illustrative embodiments.
Claims (9)
1. a kind of three line target of aviation, which is characterized in that including black target line, white target line and controller；
The lower surface of the black target line is equipped with the first heating layer, and the lower surface of the white target line is equipped with the second heating layer, institute
It states the first heating layer and the second heating layer is connected respectively with controller；
First heating layer and the second heating layer temperature are different.
2. three line target of aviation according to claim 1, which is characterized in that the controller includes the first temperature acquisition
Device, the first temperature controller, second temperature collector, second temperature controller and temperature collection device；
First temperature sampler is arranged on the first heating layer, and first temperature controller is connected with the first heating layer；
The second temperature collector is arranged on the second heating layer, and the second temperature controller is connected with the second heating layer；
The temperature collection device is placed in the environment residing for the three line target of aviation.
3. three line target of aviation according to claim 1, which is characterized in that the three line target of aviation further includes support
Frame, the black target line and white target line are set up on supporting rack respectively.
4. three line target of aviation according to claim 3, which is characterized in that support frame as described above include fixed frame and with institute
State the rotating turret of fixed frame rotation connection.
5. three line target of aviation according to claim 3, which is characterized in that the three line target of aviation further includes to adjust
The angle demodulator at the angle of inclination of whole black target line and white target line；
The angle demodulator is connected with the controller.
6. three line target of aviation according to claim 5, which is characterized in that the controller includes what is be connected with supporting rack
Angle acquisition device and the angle controller being connected with the angle demodulator.
7. three line target of aviation according to claim 1, which is characterized in that the inclination of the black target line and white target line
Angle is 0 °~90 °.
8. three line target of aviation according to claim 5, which is characterized in that the angle demodulator is adjustable in length
Telescopic rod, hydraulic cylinder or air pressure oil cylinder.
9. three line target of aviation according to claim 1, which is characterized in that first heating layer and the second heating layer
Lower surface is equipped with heat insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178689.7A CN108072447A (en) | 2017-11-23 | 2017-11-23 | A kind of three line target of aviation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711178689.7A CN108072447A (en) | 2017-11-23 | 2017-11-23 | A kind of three line target of aviation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108072447A true CN108072447A (en) | 2018-05-25 |
Family
ID=62157362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711178689.7A Pending CN108072447A (en) | 2017-11-23 | 2017-11-23 | A kind of three line target of aviation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108072447A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443214A (en) * | 2018-12-19 | 2019-03-08 | 广东工业大学 | A kind of scaling method of structured light three-dimensional vision, device and measurement method, device |
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Application publication date: 20180525 |
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