CN106199993B - A kind of sight device that improves is to the optical system of inclined target prism adaptation - Google Patents
A kind of sight device that improves is to the optical system of inclined target prism adaptation Download PDFInfo
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Abstract
The present invention relates to collimation control technology fields, it is a kind of optical system that raising sight device collimates the aiming of inclined target prism adaptation, the main Photomechanical equipment that aims at is photoelectronic collimating instrument, relate generally to the optical system of photoelectronic collimating instrument, including telescopic system, luminescent system, Amici prism and horizontal axis, telescopic system and luminescent system are mutually perpendicular to and are servo-actuated jointly with horizontal axis, beam shaping lens group and graticle are equipped in luminescent system, light source focuses on graticle after beam shaping lens group shaping, then it is incident on target prism through Amici prism by telescopic system.Raising sight device of the invention is by the optimization design to semiconductor laser light resource shaping and follower component to the optical system of inclined target prism adaptation, it realizes and works as target prism relative luminous system exit hot spot downward shift ± 25mm, under the conditions of left and right offset ± 30mm, collimate zero drift and be not more than 10 ", alignment measurement precision, which meets 15, " to be required.
Description
Technical field
The present invention relates to autocollimation control technology field, especially a kind of raising sight device is to inclined target prism adaptation
The optical system of property.
Background technique
Aiming optical system mainly applies to strategic arms sighting system, and wherein photoelectronic collimating instrument is in Ground-Aiming-Equipment
One of important equipment, major function is to complete to the closed loop collimation control for playing upper mounting plate prism, establishes orientation to play upper mounting plate
Benchmark, closed loop collimation control is a kind of automatic control system, including power amplification and feedback system, responds the value of output variable
The value of input variable, after numerical control device issues command pulse, when instruction value is sent to position comparison circuit, if playing upper mounting plate at this time
Target prism does not move, i.e., no position feed back signal, and when target prism shakes, position signal feedback, servo is driven
Dynamic motor is rotated according to instruction, mobile by the actuated elements band such as gear, ball guide screw nat upper mounting plate of moving, and is mounted in bullet
After the actual displacement amount for playing upper mounting plate is measured in target prism cooperation on upper mounting plate, feed back into the comparator of numerical control device and finger
It enables signal be compared, and is controlled with the difference after relatively, if there are differences for the two, amplified after amplifier, then control
Servo drive motor rotation, until difference is zero.
As the requirement of Modern Strategic Weapon motorization performance improves, the connection type of car launcher and bullet changes,
Under the conditions of strong wind atmosphere, target prism can shake on bullet, therefore photoelectronic collimating instrument is initial in alignment target prism imparting bullet
During the aiming of geodetic azimuth, one side photoelectronic collimating instrument, which needs to have, preferably aims at adaptability, collimation control bullet
On the other hand the orientation of upper target prism does not reduce the original alignment measurement precision of equipment again.Due to previous model photoelectronic collimating
It is all that centered alignment state carries out photoelectricity alignment measurement, therefore shines to photoelectronic collimating instrument system and be that instrument, which aims at target prism on bullet,
The light source power of system requires nothing more than stability, but when the earth initial azimuth is passed to target prism on bullet by photoelectronic collimating instrument
When, on bullet target prism with strong wind atmosphere occur up and down, a certain range of swing in left and right, since system exit hot spot is in target
Position changes on prism, and light echo energy is caused to change, this uses to energy-sensitive, data photoelectronic collimating instrument
For reason and the receiving device CCD camera for using power enhanced to calculate, it will result in collimation zero-bit and deviation, collimation survey occur
Accuracy of measurement reduces.
Summary of the invention
The purpose of the present invention is overcoming defect of the existing technology, a kind of raising sight device is provided to inclined target prism
The optical system of adaptability may be implemented when target prism deviates above and below relative to photoelectronic collimating lighting system-exit hot spot on bullet
Under the conditions of ± 25mm, left and right offset ± 30mm, photoelectronic collimating instrument collimation control function is normal, and collimation zero drift is not more than
10 ", alignment measurement precision, which meets 15, " requires.
The technical solution adopted by the present invention to solve the technical problems is:
To the optical system of inclined target prism adaptation, the main Photomechanical equipment that aims at is photoelectric aiming for a kind of sight device that improves
Quasi- instrument relates generally to the optical system of photoelectronic collimating instrument, including telescopic system, luminescent system, Amici prism and horizontal axis, wherein hoping
Remote system and luminescent system are mutually perpendicular to and are servo-actuated jointly with horizontal axis, and telescopic system and luminescent system share Amici prism, shine
Beam shaping lens group and graticle are equipped in system, light source focuses on graticle after beam shaping lens group shaping,
Then it is incident on target prism through Amici prism by telescopic system, wherein the beam shaping lens group is included in luminous system
The first lens, the second lens and the third lens being sequentially arranged in system along emitting light path, first lens are biconcave lens, and
Different first surface and the second curved surface are set with radius of curvature, and second lens are positive lens, and have radius of curvature
Different third curved surfaces, the 4th curved surface and the 5th curved surface are set, and the third lens are positive lens, and have radius of curvature setting
Different the 6th curved surface, the 7th curved surface and the 8th curved surfaces.
The material of first lens of the present invention is H-ZFZ, the radius of curvature of first surface be -5.855mm, with a thickness of
1.38mm, effective semi-gloss bore are 0.188mm, and the radius of curvature of the second curved surface is 5.855mm, with a thickness of 10mm, effective semi-gloss
Bore is 0.208mm.
The material of second lens of the present invention is H-ZFZ, the radius of curvature of third curved surface be 16.634mm, with a thickness of
1mm, effective semi-gloss bore are 0.754mm, and the radius of curvature of the 4th curved surface is 5.808mm, with a thickness of 1mm, effective semi-gloss bore
For 0.769mm, the radius of curvature of the 5th curved surface is -13.092mm, is 0.810mm with a thickness of 10mm, effective semi-gloss bore.
The material of the third lens of the present invention is H-K9L, the radius of curvature of the 6th curved surface be 7.7mm, with a thickness of 2mm,
Effective semi-gloss bore is 0.812mm, and the radius of curvature of the 7th curved surface is -4.251mm, is with a thickness of 1mm, effective semi-gloss bore
0.746mm, the radius of curvature of the 8th curved surface are -10.46mm, are 0.73mm with a thickness of 9.8mm, effective semi-gloss bore.
Luminescent system of the present invention is installed on photoelectronic collimating instrument by horizontal axis, the first lens of light-emitting axis system and
Second lens arrangement is assembled into combined member, two combined member end faces pair at combined member, the third lens and graticle
It connects, while the combined member of the third lens and graticle is fixedly connected with the horizontal axis end face.
Raising sight device of the invention is to the optical system beneficial effect of inclined target prism adaptation: of the invention mentions
High sight device is by semiconductor laser light resource shaping and follower to the optical system of inclined target prism adaptation
Optimization design is realized and works as target prism relative luminous system exit hot spot downward shift ± 25mm, left and right offset ± 30mm condition
Under, collimation zero drift is not more than 10 ", alignment measurement precision, which meets 15, " to be required.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is beam shaping lens group structural schematic diagram of the invention；
Fig. 2 is the luminescent system schematic diagram of photoelectronic collimating instrument of the invention；
Fig. 3 is the follower structural schematic diagram of photoelectronic collimating instrument of the invention.
In figure: the first lens 1, the second lens 2, the third lens 3, graticle 4, horizontal axis 5, Amici prism 6, luminescent system 7,
Telescopic system 8.
Specific embodiment
In order to which the technical problems, technical solutions and beneficial effects solved by the present invention is more clearly understood, below in conjunction with
Accompanying drawings and embodiments, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
In the description of the present invention, it is to be understood that, term " radial direction ", " axial direction ", "upper", "lower", "top", "bottom",
The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore be not considered as limiting the invention.In the description of the present invention, unless otherwise indicated,
The meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
It, can also be indirectly connected through an intermediary to be to be connected directly.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Figure 1-3, the present embodiment is a kind of raising sight device to the optical system of inclined target prism adaptation, take aim at
Quasi-optical machine equipment is photoelectronic collimating instrument, relates generally to the optical system of photoelectronic collimating instrument: telescopic system 8, luminescent system 7, light splitting
Prism 6 and horizontal axis 5.Since there are several light splitting parts such as Amici prism 6, light splitting in the optical system of photoelectronic collimating instrument
Film all has polarization characteristic, when the semiconductor laser light resource with polarization characteristic is incident on dividing for Amici prism 6 through luminescent system 7
When smooth surface, if incident light angle changes, by luminescent system 7, the light energy after the outgoing of telescopic system 8 will occur light beam
Variation, from the angle of Optical System Design, it should be ensured that the different of photoelectronic collimating instrument height alignment stage target prism use
Under state, system goes out the consistency of light energy.Therefore, the present embodiment provides a kind of followers, specifically, 7 He of luminescent system
Telescopic system 8 is arranged in a mutually vertical manner and is servo-actuated jointly, and luminescent system 7 is installed on photoelectronic collimating instrument by horizontal axis 5, telescopic system
8 and luminescent system 7 share Amici prism 6, beam shaping lens group and graticle 4 are equipped in luminescent system 7, light source passes through light beam
It focuses on after shaping lens group shaping on graticle 4, is then incident on target prism through Amici prism 6 by telescopic system 8,
In, beam shaping lens group includes the first lens 1 being sequentially arranged in luminescent system 7 along emitting light path, the second lens 2 and
First lens 1 of luminescent system 7 and the second lens 2 are assembled into combined member, by the third lens 3 and graticle 4 by three lens 3
It is assembled into combined member, two combined member end face docking, while the combined member of the third lens 3 and graticle 4 and horizontal axis 5
End face is fixedly connected, so that telescopic system 8 and luminescent system 7 are servo-actuated.
Light source is during being incident on graticle 4 by beam shaping lens group in the present embodiment, beam shaping lens
Group can improve the capacity usage ratio of optical system to beam shaping, in the light energy foot for ensuring photoelectronic collimating instrument alignment measurement
Under reaching the standard, the precision of system light-emitting uniformity and alignment measurement is improved.Specifically, the first of beam shaping lens group is saturating
Mirror 1 is biconcave lens, and there is radius of curvature different first surface and the second curved surface is arranged, and the second lens 2 are positive lens, and
Different third curved surfaces, the 4th curved surface and the 5th curved surface are set with radius of curvature, the third lens 3 are positive lens, and have song
Rate radius is arranged different the 6th curved surface, the 7th curved surface and the 8th curved surface, first surface to the 8th curved surface along emitting light path sequentially
Setting.Photoelectronic collimating instrument uses semiconductor laser light resource, under the premise of considering that current light source is sufficiently strong using power, passes through benefit
It uses up and is originated from the preferable central part of body light-emitting uniformity as using light source, be divided central part first with the first lens 1
Line carries out optical amplifier, then is restrained the light of partial enlargement in parallel by the second lens 2, finally by the third lens 3
It is focused on graticle 4 with collimated light beam, becomes and the point light source that photoelectronic collimating instrument system goes out light is provided, the first lens 1, second are thoroughly
Mirror 2 and the third lens 3 can optimize optical aberration, effectively reduce spherical aberration, improve collimation.
The present embodiment provides a kind of specific embodiment of beam shaping lens group, the material of the first lens 1 is H-ZFZ, the
The radius of curvature of one curved surface is -5.855mm, is 0.188mm, the curvature of the second curved surface with a thickness of 1.38mm, effective semi-gloss bore
Radius is 5.855mm, is 0.208mm with a thickness of 10mm, effective semi-gloss bore.The material of second lens 1 is H-ZFZ, and third is bent
The radius of curvature in face is 16.634mm, is 0.754mm with a thickness of 1mm, effective semi-gloss bore, and the radius of curvature of the 4th curved surface is
5.808mm, be 0.769mm with a thickness of 1mm, effective semi-gloss bore, the radius of curvature of the 5th curved surface be -13.092mm, with a thickness of
10mm, effective semi-gloss bore are 0.810mm.The material of the third lens 1 is H-K9L, the radius of curvature of the 6th curved surface be 7.7mm,
It is 0.812mm with a thickness of 2mm, effective semi-gloss bore, the radius of curvature of the 7th curved surface is -4.251mm, with a thickness of 1mm, effective half
Optical port diameter is 0.746mm, and the radius of curvature of the 8th curved surface is -10.46mm, is with a thickness of 9.8mm, effective semi-gloss bore
0.73mm, design parameter are shown in Table 1.
Table 1
As shown in table 2-3, system beam coefficient of vignetting VCX, VCY are zero before 2 display beams shaping of table, show optical system
Utilization ratio of optical energy of uniting is 100%, and system beam coefficient of vignetting VCX, VCY are about 0.65 after 3 display beams shaping of table, shows light
System utilization ratio of optical energy is 65%, and system utilization ratio of optical energy significantly improves after comparative illustration beam shaping.
Table 2
Table 3
As shown in table 4-5, system alignment measurement precision (extreme value error) is 7.8 before 4 display beams shaping of table "；Table 5 is shown
System alignment measurement precision (extreme value error) is 4.9 after beam shaping ", measurement accuracy is significantly improved.
Table 4
Table 5
As shown in table 6-7, table 6 collimates zero drift most under inclined target platform prism for photoelectronic collimating instrument before beam shaping
Big absolute value is 19 "；Table 7 is maximum absolutely to zero drift is collimated under inclined target platform prism for photoelectronic collimating instrument after beam shaping
Value is 9 ", measurement accuracy significantly improves.
| Relative target deviates operating condition | Upper inclined 25mm | Inclined 25mm down | Left avertence 30mm | Right avertence 30mm |
| Collimation zero drift (") | 6 | -3 | -11 | 19 |
Table 6
| Relative target deviates operating condition | Upper inclined 25mm | Inclined 25mm down | Left avertence 30mm | Right avertence 30mm |
| Collimation zero drift (") | -5 | 1 | 3 | 9 |
Table 7
As shown in table 8-9, when photoelectronic collimating instrument is under inclined target prism operating condition, realize photoelectronic collimating instrument to the collimation of target
Control function, table 8 are photoelectronic collimating instrument before beam shaping to the collimation control result of target, and collimation control function has failure feelings
Condition；Table 9 is photoelectronic collimating instrument after beam shaping to the collimation control result of target, and collimation control function is all normal.
| Relative target deviates operating condition | Upper inclined 25mm | Inclined 25mm down | Left avertence 30mm | The inclined 30mm of cloth |
| Collimate control function | It is out of control | Normally | It is out of control | It is out of control |
Table 8
| Relative target deviates operating condition | Upper inclined 25mm | Inclined 25mm down | Left avertence 30mm | Right avertence 30mm |
| Collimate control function | Normally | Normally | Normally | Normally |
Table 9
By table 2-9 it is found that the present embodiment improve sight device to the optical system of inclined target prism adaptation by pair
The optimization design of semiconductor laser light resource shaping and follower is realized above and below target prism relative luminous system exit hot spot
Under the conditions of offset ± 25mm, left and right offset ± 30mm, collimation zero drift is not more than 10 ", alignment measurement precision meets 15 and " wants
It asks.
The design method of the first lens 1, the second lens 2 in the present embodiment and the optical lens of the third lens 3 is as follows:
A. by expanding ratio to semiconductor laser light source center light, luminescent system capacity usage ratio is effectively controlled, really
The light energy for protecting photoelectronic collimating instrument alignment measurement is enough；
B. consistent as far as possible by the actual height and ideal height of " REAY " the function control light beam of Zemax software, then benefit
With Zemax software Automatic Optimal, the high-quality collimated light path of the second lens 2 and the third lens 3 is designed；
C. the optical aberration of whole design the first lens 1, the second lens 2 and the third lens 3, effectively reduces spherical aberration,
Improve collimation.
Radius in the present embodiment represents camera lens radius of curvature, thickness represents dielectric thickness, glass represents glass
Glass material, semi-diameter represent effective semi-gloss bore, and VCX, VCY respectively represent X, Y light coefficient of vignetting.
Above-mentioned desirable embodiment according to the present invention is enlightenment, and through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention'.This invention it is technical
Range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (2)
1. a kind of sight device that improves is to the optical system of inclined target prism adaptation, including photoelectronic collimating instrument, it is characterised in that:
The photoelectronic collimating instrument includes telescopic system (8), luminescent system (7), horizontal axis (5) and Amici prism (6), the telescopic system
(8) it is mutually perpendicular to and is servo-actuated jointly with horizontal axis (5) with luminescent system (7), the telescopic system (8) and luminescent system (7) share
Amici prism (6), the luminescent system (7) is interior to be equipped with beam shaping lens group and graticle (4), and light source is saturating by beam shaping
It focuses on after microscope group shaping on graticle (4), is then incident on target prism through Amici prism (6) by telescopic system (8),
In, the beam shaping lens group is included in the first lens (1) being sequentially arranged in luminescent system (7) along emitting light path, second
Lens (2) and the third lens (3), first lens (1) are biconcave lens, and the first different songs are arranged with radius of curvature
Face and the second curved surface, second lens (2) are positive lens, and there is radius of curvature different third curved surfaces, the 4th song is arranged
Face and the 5th curved surface, the third lens (3) are positive lens, and there is radius of curvature the 6th different curved surfaces, the 7th song is arranged
Face and the 8th curved surface；
The material of first lens (1) is H-ZFZ, and the radius of curvature of first surface is -5.855mm, with a thickness of 1.38mm, defeated
Entering half bore is 0.188mm, and the radius of curvature of the second curved surface is 5.855mm, is 0.208mm with a thickness of 10mm, half bore of input；
The material of second lens (2) is H-ZFZ, the radius of curvature of third curved surface is 16.634mm, with a thickness of 1mm, effectively
Semi-gloss bore is 0.754mm, and the radius of curvature of the 4th curved surface is 5.808mm, is with a thickness of 1mm, effective semi-gloss bore
0.769mm, the radius of curvature of the 5th curved surface are -13.092mm, are 0.810mm with a thickness of 10mm, effective semi-gloss bore；
The material of the third lens (3) is H-K9L, and the radius of curvature of the 6th curved surface is 7.7mm, with a thickness of 2mm, effective semi-gloss
Bore is 0.812mm, and the radius of curvature of the 7th curved surface is -4.251mm, is 0.746mm with a thickness of 1mm, effective semi-gloss bore, the
The radius of curvature of eight curved surfaces is -10.46mm, is 0.73mm with a thickness of 9.8mm, effective semi-gloss bore.
2. the sight device according to claim 1 that improves is to the optical system of inclined target prism adaptation, it is characterised in that:
The luminescent system (7) is installed on photoelectronic collimating instrument by horizontal axis (5), the first lens (1) of the luminescent system (7) and
Two lens (2) are assembled into combined member, and the third lens (3) and graticle (4) are assembled into combined member, two combined members
End face docking, while the combined member of the third lens (3) and graticle (4) is fixedly connected with the horizontal axis (5) end face.
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| CN201610552121.6A CN106199993B (en) | 2016-07-14 | 2016-07-14 | A kind of sight device that improves is to the optical system of inclined target prism adaptation |
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| CN201610552121.6A CN106199993B (en) | 2016-07-14 | 2016-07-14 | A kind of sight device that improves is to the optical system of inclined target prism adaptation |
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| CN106199993B true CN106199993B (en) | 2019-03-08 |
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| CN106840101B (en) * | 2017-04-11 | 2019-01-22 | 重庆三峡学院 | A kind of novel optical spirit level |
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| CN1455922A (en) * | 2001-01-25 | 2003-11-12 | 索尼株式会社 | Light spot shaping device and method, light pickup device, and optical disk apparatus |
| CN102928973A (en) * | 2012-11-24 | 2013-02-13 | 四川红光汽车机电有限公司 | Universal aiming optical system |
| CN202886734U (en) * | 2012-11-19 | 2013-04-17 | 上海高意激光技术有限公司 | Polychromatic optical system for flow cytometry |
| CN204013527U (en) * | 2014-06-12 | 2014-12-10 | 北京航天发射技术研究所 | For two redundant hot swapping devices of sight device output signal |
| CN204129309U (en) * | 2014-08-13 | 2015-01-28 | 青岛歌尔声学科技有限公司 | A kind of sampling image lens |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9671565B2 (en) * | 2014-10-02 | 2017-06-06 | Bae Systems Information And Electronic Systems Integration Inc. | High-power precision compact variable-focus fiber optic collimator |
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- 2016-07-14 CN CN201610552121.6A patent/CN106199993B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1455922A (en) * | 2001-01-25 | 2003-11-12 | 索尼株式会社 | Light spot shaping device and method, light pickup device, and optical disk apparatus |
| CN202886734U (en) * | 2012-11-19 | 2013-04-17 | 上海高意激光技术有限公司 | Polychromatic optical system for flow cytometry |
| CN102928973A (en) * | 2012-11-24 | 2013-02-13 | 四川红光汽车机电有限公司 | Universal aiming optical system |
| CN204013527U (en) * | 2014-06-12 | 2014-12-10 | 北京航天发射技术研究所 | For two redundant hot swapping devices of sight device output signal |
| CN204129309U (en) * | 2014-08-13 | 2015-01-28 | 青岛歌尔声学科技有限公司 | A kind of sampling image lens |
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