CN205880358U - Star -tracking telescope and celestial body tracker - Google Patents
Star -tracking telescope and celestial body tracker Download PDFInfo
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- CN205880358U CN205880358U CN201620356018.XU CN201620356018U CN205880358U CN 205880358 U CN205880358 U CN 205880358U CN 201620356018 U CN201620356018 U CN 201620356018U CN 205880358 U CN205880358 U CN 205880358U
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Abstract
A star -tracking telescope and celestial body tracker, intelligent camera of installation on the lens cone of this telescope makes the camera assurance parallel with the axle center of the lens cone of telescope, and when observing the celestial body, the electrical platform that the removal of camera meeting assay target celestial body drove the telescope rotates from the adjustment telescope orientation that comes, and assurance target celestial body is all the time in the field range of telescope.
Description
Technical field
This utility model relates to a telescope, particularly relates to the telescope of a Star tracking, to guarantee carrying out celestial body
During observation, a target celestial body is all the time in described telescopical field range.
Background technology
Telescope is a kind of instrument being provided with assisting observation distant objects by collecting electromagnetic wave (such as visible ray).Look in the distance
Mirror is also a kind of to utilize lens or reflecting mirror and other optics in order to observe the optical instrument of remote object.For Zong
It, telescope is a kind of visual optical instrument for observing remote object, makes originally cannot with the naked eye to see clearly or differentiate
Object becomes clear and legible.So, indispensable instrument during telescope is observation in astronomy.
But, general telescope is the direction adopted and manually adjust lens barrel, but due to manual mode
Cause the precision adjusted relatively low.It addition, in general astronomical telescope, its angle of visual field is smaller, the least variation mirror
Cylinder direction is it is possible to can cause target celestial body to disappear from visual field.So, if being adjusted astronomical telescope by manual mode, i.e.
It is likely to cause target celestial body not in visual field.
It addition, general celestial body of observing in astronomy is typically through long object observing celestial body, if therefore not having
There is use star-tracking system, then object observing celestial body when, due to the rotation of the earth, observed within a few minutes
Target celestial body will disappear from astronomical telescope visual field, extremely inconvenient for observing.But, typically in order to enable for a long time
Object observing celestial body, is provided with the electric platform for adjusting astronomical telescope on the support of astronomical telescope.It addition, it is astronomical
Telescope is furnished with Star tracking control system with the direction of rotation for controlling electric platform, to allow telescope all the time to quasi goal
Celestial body.But, present Star tracking control system is all based on level indicator, time, three parameters of GPS location, further according to star
Running body data base calculates the running orbit of target celestial body.Hope for the astronomical telescope of specialty, particularly observatory are fixing
Remote mirror makes the running orbit calculating celestial body in this way be the most accurately, but for roving individual's telescope,
Then horizontal parameters is difficult to accurately, then the error of the celestial body track calculated is the biggest.Therefore, occur as soon as in actual use with
The inaccurate phenomenon of track, occurs as soon as target celestial body after observation a period of time sometimes and runs out of beyond field range.For some stars
For body photographer, the camera exposure time of shooting celestial body is the most long, the accuracy of the tracking of target celestial body very great Cheng
The picture quality of photographic subjects celestial body is determined on degree.
Summary of the invention
Main purpose of the present utility model is to provide a star-tracking telescope and star-tracking system, including one
Star-tracking system can be in order to identify the target of celestial body, and particularly multiple target celestial body is at the visual field model of described star-tracking system
Each celestial body can be distinguished in enclosing.
Another object of the present utility model is to provide a star-tracking telescope and star-tracking system, and it can basis
The movement of target celestial body goes to drive an electric platform, allows described electric platform rotate to guarantee that described target celestial body is all the time in visual field
In the range of.
Another object of the present utility model is to provide a star-tracking telescope and star-tracking system, wherein through one
The image of video camera shooting, can identify that after image procossing target celestial body, particularly multiple target celestial body are regarding clearly
Each celestial body can be distinguished in the range of Chang.
Another object of the present utility model is to provide a star-tracking telescope and star-tracking system, and it eliminates institute
State telescope when the most mobile, follow the tracks of the inaccurate existing picture of celestial body, more allow the celestial body observer of open air use described telescope energy
Enough follow the tracks of described target celestial body accurately.
Another object of the present utility model is to provide a star-tracking telescope and star-tracking system, and it ensures described
The most accurately following the tracks of of target celestial body, the picture quality especially for shooting celestial body has risen to close important.In other words, due to
Using described telescope to carry out the shooting of celestial body out of doors, wherein the time of exposure of celestial body shooting needs long, therefore, passes through
Described telescope can ensure that track up arrives target celestial body.
In order to reach object above, this utility model provides a star-tracking system, for for a telescope, including:
One video acquisition module, it is in order to gather a video image；
One video processing module, it electrically connects described video acquisition module；
One video display module, it electrically connects described video processing module；
One stellar target identification module, it electrically connects described video processing module；
One target celestial body moves judge module, and it electrically connects five celestial body target recognition modules；And
One The Cloud Terrace drive control module, it electrically connects described target celestial body and moves judge module, so through described celestial body
Tracking system is guaranteed that target celestial body that described telescope observed is without departing from its field range.
According to an embodiment of the present utility model, wherein said video acquisition module is through converting optical signals into electricity
Signal is to form described video image.
According to an embodiment of the present utility model, described video image is carried out pre-place by wherein said video processing module
Reason is to be identified image.
According to an embodiment of the present utility model, wherein said pretreatment is to be carried out at noise reduction by described video image
Reason, contrast tunes up, brightness obtains black matrix background after turning down and the described identification image of white punctate opacity of the cornea.
According to an embodiment of the present utility model, wherein said video display module in order to by described target celestial body in institute
State the center of video display module.
According to an embodiment of the present utility model, described identification image is carried out by wherein said stellar target identification module
Pixel travels through to find out the bright spot center of each target celestial body in described identification image.
According to an embodiment of the present utility model, wherein distinguish each institute through the relative position between described target celestial body
State target celestial body.
According to an embodiment of the present utility model, wherein said target celestial body move judge module be judge described
Whether target celestial body moves, the most primary described identification image closest to the punctate opacity of the cornea at center as described target celestial body, and
Identify described in each frame afterwards that image finds the position of described target celestial body through described stellar target identification module, the most thoroughly
Cross described target celestial body to move judge module the described mesh of image and primary described identification image described in each frame, will be identified
Compare, with in order to judge whether described target celestial body moves in mark celestial body position.
According to an embodiment of the present utility model, wherein move judge module through described target celestial body and judge to compare
To the relative position of described target celestial body of described identification image, if its change i.e. predicates described after reaching default threshold value
Target celestial body moves.
According to an embodiment of the present utility model, wherein said target celestial body is declared after moving, and described The Cloud Terrace drives
Dynamic control module i.e. assigns mobile order to described telescope, to ensure that the position of target celestial body that described telescope observes does not occurs
Change.
In order to reach object above, this utility model provides a star-tracking telescope, for following the trail of the target celestial body of observation
To guarantee at it within sweep of the eye, including；
One star-tracking system；
One electric platform；
One telescope, it includes that a lens barrel, described lens barrel are set up in described electric platform；And
The axis parallel of one video camera, its axle center and described lens barrel, described star-tracking system is connected to described electronic cloud
Platform, and described star-tracking system analyze described video camera shooting image and based on analysis result control described electric platform
It is mobile so that described target celestial body is within sweep of the eye.
According to an embodiment of the present utility model, wherein said video camera includes a camera body, is installed on described
One display of camera body, and it is positioned at front one camera lens of described camera body.
According to an embodiment of the present utility model, wherein said video camera also includes a telescope normal line, and it passes through
Described telescope normal line docks with described telescopical electric platform, for institute telescopical described in described camera control
State turning to of electric platform.
According to an embodiment of the present utility model, wherein said video camera is a long focus video camera.
According to an embodiment of the present utility model, wherein said electric platform includes a The Cloud Terrace body and is connected to described
One foot rest of The Cloud Terrace body.
According to an embodiment of the present utility model, wherein said Star tracking control system is removable or detachably puts
It is put on described foot rest.
In order to reach object above, this utility model provides a Star tracking method, comprises the steps:
(S01) video image gathered through a video acquisition module of a video camera；
(S02) through a video processing module do one in advance image procossing obtain an identification image；
(S03) a target celestial body is confirmed through a video display module；
(S04) through a stellar target identification module, described identification image is carried out pixel traversal and find out each target satellite
The center of body bright spot；
(S05) move judge module through a target celestial body and judge whether described target celestial body moves；And
(S06) described telescopical described electric platform is driven through a The Cloud Terrace drive control module.
According to an embodiment of the present utility model, wherein step (S01), described video acquisition module is to believe through by light
Number it is transformed into the signal of telecommunication to form described video image.
According to an embodiment of the present utility model, wherein said video camera includes a camera lens, and it is for high magnification and neglects
The camera lens of rink corner.
According to an embodiment of the present utility model, wherein step (S02), described in it in advance image procossing for carrying out noise reduction
Process and contrast tunes up, brightness is turned down, and then obtain the described identification image of black matrix background.
According to an embodiment of the present utility model, wherein step (S03), the axle center of wherein said video camera and described prestige
The axle center of the described lens barrel of remote mirror is set as parallel, so that the described target celestial body shown by described video display module is described
The same target celestial body that video camera and described telescope are seen.
According to an embodiment of the present utility model, wherein step (S04), described identification image be in black matrix background
State the white point of target celestial body, find out the bright spot center of each target celestial body through described stellar target identification module.
According to an embodiment of the present utility model, wherein distinguish star through the relative position between described target celestial body
Body.
According to an embodiment of the present utility model, wherein step (S05), it is profit that described target celestial body moves judge module
Confirm that a celestial body close to picture centre is as described mesh with the described primary Star identification of stellar target identification module
Mark celestial body, the video image of the most each frame finds the position of described target celestial body after treatment, and with first time Star identification
The position of the described target celestial body gone out compares, if the change of position reaches default threshold value, is then judged as celestial body and moves.
According to an embodiment of the present utility model, according to step (S06), determine described target celestial body via above-mentioned steps
When having mobile, at this moment by through described The Cloud Terrace drive control module, described telescopical described electric platform assigned mobile finger
Order, makes described electric platform move and allows described telescope track described target celestial body, and then guarantee that described target celestial body is in institute
The position stating video image does not changes.
Accompanying drawing explanation
Fig. 1 is the telescopical front-view schematic diagram according to a preferred embodiment of the present utility model.
Fig. 2 is the telescopical schematic perspective view according to a preferred embodiment of the present utility model.
Fig. 3 is the flow chart of the star-tracking system according to a preferred embodiment of the present utility model.
Fig. 4 is the flow chart of the Star tracking method according to a preferred embodiment of the present utility model.
Detailed description of the invention
Hereinafter describe and be used for disclosing this utility model so that those skilled in the art are capable of this utility model.Hereinafter retouch
Preferred embodiment in stating is only used as citing, it may occur to persons skilled in the art that other obvious modification.Retouch following
The ultimate principle of the present utility model defined in stating can apply to other embodiments, deformation program, improvement project, etc. Tongfang
Case and the other technologies scheme without departing from spirit and scope of the present utility model.
As it is shown in figure 1, be the telescope according to a preferred embodiment of the present utility model, for following the trail of the target satellite of observation
Body, with ensure described target celestial body all the time described telescopical within sweep of the eye.In other words, celestial body observer is using institute
When stating telescope observation, can ensure that track up to described target celestial body and improves the described target satellite of shooting through described telescope
The picture quality of body.Described telescope includes a lens barrel 1, a video camera 2, electric platform 3 and a star-tracking system 4.
Described video camera 2 is installed on described lens barrel 1, especially, and described video camera 2 and the axle center of described telescopical described lens barrel 1
Keeping parallelism.It is to say, observing celestial body when, described video camera 2 can analyze the institute that described celestial body observer is observed
State the movement of target celestial body to drive described telescope to adjust its direction, and ensure that described target celestial body is all the time at described telescope
Within sweep of the eye.Described lens barrel 1 is set up in described electric platform 3.Described star-tracking system 4 is electrically connected to described electronic
The Cloud Terrace 3.It addition, described video camera 2 is set up on described lens barrel 1 and is electrically connected to described electric platform 3, so observing star
The when of body, described video camera 2 can analyze the movement of described target celestial body to drive described telescopical described electric platform 3 turns
Dynamic thus adjust described telescope direction, with ensure described target celestial body all the time described telescopical within sweep of the eye.
In this preferred embodiment of the present utility model, described video camera 2 includes a camera body, a display and
One camera lens.Described display equipment is in described camera body.Described camera lens is positioned at the front of described camera body.Namely
Say, through the video image of the described lens shooting celestial body observation of described video camera, can be by the described display of described video camera 2
Viewing.Furthermore, when described video camera 2 is installed on described lens barrel 1, the described display of described video camera 2 is permissible
See the described video image of the described lens shooting of described video camera 2 in real time, and be used for calibrating the described mirror of described video camera 2
The axle center of head and described telescopical axis parallel, described target celestial body that the center of the most described video camera 2 is seen and institute
The described target celestial body stating telescopical center is same target celestial body.It addition, described video camera 2 can be embodied as a focal length shooting
Machine, to obtain preferably image.
In this preferred embodiment of the present utility model, described electric platform 3 further includes a The Cloud Terrace body and
Foot rest, wherein said foot rest is connected to described The Cloud Terrace body, for supporting described telescope.It addition, described Star tracking control
System processed is also removable or is placed in tearing open on described foot rest.
In this preferred embodiment of the present utility model, described video camera 2 also includes a telescope normal line, and it passes through institute
State telescope normal line to dock with described telescopical electric platform 3, control described telescopical institute for described video camera 2
State turning to of electric platform 3, replace Star tracking control system based on data base.
In this preferred embodiment of the present utility model, this utility model provides a star-tracking system 4, including one
Video acquisition module 10A, a video processing module 20A, a video display module 30A, a stellar target identification module 40A, one
Target celestial body moves judge module 50A, and a The Cloud Terrace drive control module 60A.
In this preferred embodiment of the present utility model, described video acquisition module 10A is electrically connected to described Video processing
Module 20A, wherein said video acquisition module 10A is that an optical signal is turned by the video acquisition part utilizing described video camera 2
Become the module of a signal of telecommunication.It is noted that the described camera lens of described video camera 2 is embodied as high magnification and neglects rink corner
Camera lens.
In this preferred embodiment of the present utility model, described video processing module 20A is electrically connected in described video
Acquisition module 10A, described video display module 30A and described stellar target identification module 40A.It is noted that through institute
The video image stating the collection of video acquisition module 10A is not suitable for doing the identification of celestial body star images, therefore through described video
Processing module 20A does image procossing in advance, the contrast of described video image is tuned up, brightness is turned down, and carries out noise reduction
Process, have obvious celestial body one to identify image in black matrix background to draw.
In this preferred embodiment of the present utility model, described video display module 30A electrically connects described Video processing mould
Block 20A.It is noted that compare with described telescopical described lens barrel 1, it is used for described video camera 2 focal distance ratio of tracking relatively
Little and field range is bigger, therefore, before using described video camera 2 to be tracked, need to calibrate the axle of described video camera 2
The heart and the axle center of described telescopical described lens barrel 1, allow it ensure the described mesh that described telescopical described lens barrel 1 center is seen
Mark celestial body is at the center of described video display module 30A.It addition, described video display module 30A is to be arranged at described shooting
Machine 2.It is to say, show described target celestial body, wherein because of the axle center of described video camera 2 through described video display module 30A
It is corrected to parastate so that described video display module 30A shows described mesh with the axle center of described telescopical described lens barrel 1
Mark celestial body is the described target celestial body that described video camera 2 center is seen, is also the described target seen of described telescopic central
Celestial body.In other words, described video camera 2 center is seen described target celestial body and the described target that described telescopic central is seen
Celestial body is same target celestial body.
In this preferred embodiment of the present utility model, described stellar target identification module 40A is electrically connected to described video
Processing module 20A and described target celestial body move judge module 50A.It is noted that through described video processing module 20A
The described identification image processed is the institute's target celestial body point having white in the background of black matrix, wherein said stellar target identification module
Whole described identification image is carried out in each target celestial body bright spot that pixel traversal is found out on described identification image by 40A
The heart, as the center of star images, and owing to the celestial body in described identification image is the most, so the bright spot of each celestial body and
The bright spot of other celestial bodies does not has difference in shape, and therefore, this utility model uses the mode of the relative position between celestial body
Distinguish celestial body.
In this preferred embodiment of the present utility model, described target celestial body moves judge module 50A and electrically connects described star
Body target recognition module 40A and described The Cloud Terrace drive control module 60A.It is noted that carrying out primary celestial body knowledge
After Bie, i.e. determine that a celestial body closest to described identification picture centre is as described target celestial body, later each frame
Described target celestial body position in described video image is found, with identification target celestial body for the first time after the Star identification of video
Position compares, if after change in location reaches presetting threshold value, is then judged as the movement of described target celestial body.
In this preferred embodiment of the present utility model, described The Cloud Terrace drive control module 60A is electrically connected to described target
Celestial body moves judge module 50A.It is noted that the most described target celestial body is judged and moves, the most described The Cloud Terrace drives
Control module 60A can send movement directive to described telescopical described electric platform 3, it is ensured that the image of described target celestial body
Position does not changes.
In this preferred embodiment of the present utility model, this utility model provides a Star tracking method, and it includes as follows
Step:
(S01) video image gathered through video acquisition module 10A of a video camera 2；
(S02) through a video processing module 20A do one in advance image procossing obtain an identification image；
(S03) a target celestial body is confirmed through a video display module 30A；
(S04) through a stellar target identification module 40A, described identification image is carried out pixel traversal and find out each mesh
The center of mark celestial body bright spot；
(S05) move judge module 50A through a target celestial body and judge whether described target celestial body moves；And
(S06) described telescopical described electric platform is driven through a The Cloud Terrace drive control module 60A.
According to step (S01), described video acquisition module 10A is through the module converting optical signals into electricity number, and
Process through conversion forms described video image.Therefore, the camera lens that described video camera 2 includes preferably use high magnification and
Neglect the camera lens of rink corner.
According to step (S02), because the described video image of step (S01) cannot be used directly for the judgement identified, therefore
Through described video processing module 20A, described video image is done image procossing in advance, say, that by described video image
Contrast tune up, noise reduction process is turned and is carried out in brightness down, and then obtains the described identification image of black matrix background.
According to step (S03), confirm that the axle center of described video camera 2 is parallel with the axle center of described telescopical described lens barrel
, so can be confirmed, by the described video display module 30A of described video camera 2, the described target satellite that described telescope is seen
Body, say, that the described target celestial body shown by described video display module 30A is described video camera 2 and described telescope
The same target celestial body seen.
According to step (S04), described identification image is the white point having described target satellite body in black matrix background, therefore, thoroughly
Cross described stellar target identification module 40A and find out the bright spot center of each target celestial body.Specifically, in described identification image
There is the described target celestial body of many, and the shape of these described target celestial body does not has difference, therefore, is to utilize described target
Celestial body is distinguished in relative position between celestial body.
According to step (S05), it is to utilize described stellar target identification module that described target celestial body moves judge module 50A
The primary Star identification of 40A confirm a celestial body close to picture centre as described target celestial body, the most each frame
Video image finds the position of described target celestial body after treatment, and the position of the described target celestial body gone out with first time Star identification
Put and compare, if the change of position reaches default threshold value, be then judged as celestial body and move, the most then carry out step (S06).
According to step (S06), when determining that described target celestial body has mobile via above-mentioned steps, at this moment by through described The Cloud Terrace
Described telescopical described electric platform is assigned move by drive control module 60A, makes described electric platform move and allows institute
State telescope and track described target celestial body, and then guarantee that described target celestial body does not becomes in the position of described video image
Change.
It should be understood by those skilled in the art that the embodiment of the present utility model shown in foregoing description and accompanying drawing is only used as
Illustrate and be not limiting as this utility model.The purpose of this utility model is completely and be effectively realized.Merit of the present utility model
Can and structural principle show the most in an embodiment and illustrate, without departing under described principle, embodiment of the present utility model
Can there be any deformation or amendment.
Claims (6)
1. a star-tracking system, for for a telescope, it is characterised in that including:
One video acquisition module, it is in order to gather a video image；
One video processing module, it electrically connects described video acquisition module；
One video display module, it electrically connects described video processing module；
One stellar target identification module, it electrically connects described video processing module；
One target celestial body moves judge module, and it electrically connects described stellar target identification module；And
One The Cloud Terrace drive control module, it electrically connects described target celestial body and moves judge module, so through described Star tracking
System is guaranteed that target celestial body that described telescope observed is without departing from its field range.
2. a star-tracking telescope, for following the trail of the target celestial body of observation to guarantee at it within sweep of the eye, it is characterised in that bag
Include:
One star-tracking system according to claim 1；
One electric platform；
One telescope, it includes that a lens barrel, described lens barrel are set up in described electric platform；And
The axis parallel of one video camera, its axle center and described lens barrel, described star-tracking system is connected to described electric platform, and
And described star-tracking system analyzes the image of described video camera shooting and controls described electric platform based on analysis result and move
So that described target celestial body is within sweep of the eye.
Star-tracking telescope the most according to claim 2, wherein said video camera includes a camera body, is installed on
One display of described camera body, and it is positioned at front one camera lens of described camera body.
Star-tracking telescope the most according to claim 2, wherein said video camera also includes a telescope normal line, its
Docked with described telescopical electric platform by described telescope normal line, for telescope described in described camera control
The turning to of described electric platform.
Star-tracking telescope the most according to claim 3, wherein said video camera also includes a telescope normal line, its
Docked with described telescopical electric platform by described telescope normal line, for telescope described in described camera control
The turning to of described electric platform.
Star-tracking telescope the most according to claim 2, wherein said electric platform includes The Cloud Terrace body and a connection
A foot rest in described The Cloud Terrace body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356018.XU CN205880358U (en) | 2016-04-22 | 2016-04-22 | Star -tracking telescope and celestial body tracker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620356018.XU CN205880358U (en) | 2016-04-22 | 2016-04-22 | Star -tracking telescope and celestial body tracker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105892034A (en) * | 2016-04-22 | 2016-08-24 | 宁波舜宇光电信息有限公司 | Star tracker telescope and star tracking system and application thereof |
| CN108322665A (en) * | 2018-01-09 | 2018-07-24 | 陈加志 | A kind of telescope intelligence camera system and intelligent image pickup method |
-
2016
- 2016-04-22 CN CN201620356018.XU patent/CN205880358U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105892034A (en) * | 2016-04-22 | 2016-08-24 | 宁波舜宇光电信息有限公司 | Star tracker telescope and star tracking system and application thereof |
| CN108322665A (en) * | 2018-01-09 | 2018-07-24 | 陈加志 | A kind of telescope intelligence camera system and intelligent image pickup method |
| CN108322665B (en) * | 2018-01-09 | 2020-04-24 | 陈加志 | Intelligent telescope shooting system and intelligent shooting method |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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