CN105035367A - Optical system of close-distance object space telecentric butt-joint sensor - Google Patents
Optical system of close-distance object space telecentric butt-joint sensor Download PDFInfo
- Publication number
- CN105035367A CN105035367A CN201510465866.4A CN201510465866A CN105035367A CN 105035367 A CN105035367 A CN 105035367A CN 201510465866 A CN201510465866 A CN 201510465866A CN 105035367 A CN105035367 A CN 105035367A
- Authority
- CN
- China
- Prior art keywords
- lens
- optical system
- ratio
- focal length
- object space
- 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.)
- Granted
Links
Landscapes
- Lenses (AREA)
Abstract
The invention provides an optical system of a close-distance object space telecentric butt-joint sensor, which comprises window glass, a first lens disposed on the rear side of the window glass, a second lens disposed on the rear side of the first lens, a third lens disposed on the rear side of the second lens, an aperture diaphragm disposed on the rear side of the third lens, a fourth lens disposed on the rear side of the aperture diaphragm, a fifth lens disposed on the rear side of the fourth lens, a sixth lens disposed on the rear side of the fifth lens, a seventh lens disposed on the rear side of the sixth lens and a focal plane of the optical system, wherein light rays successively pass through the window glass, the first lens, the second lends, the third lens, the aperture diaphragm, the fourth lens, the fifth lens, the sixth lens and the seventh lens and are then sent to the focal plane of the optical system. In the optical system of the close-distance object space telecentric butt-joint sensor provided by the invention, the independent diaphragm is disposed between the third lens and the fourth lens, which can promote stray radiation suppression of the whole optical system.
Description
Technical field
The present invention relates to space articulation optical technology, particularly, relate to one closely object space heart docking far away sensor optical system.
Background technology
Along with the develop rapidly of space science technology, the activity space constantly space-ward expansion of the mankind, realize setting up large-scale laboratory at space and realizing the transport of goods and personnel, a problem that must solve is exactly the docking technique of space vehicle, and to dock sensor be exactly ensure the nucleus equipment implemented smoothly of space articulation.
At present, China there is no the optical system patent being exclusively used in docking sensor published, according to the work characteristics of docking sensor, the optical system being much applied to star sensor also can take into account the user demand of docking sensor, " a kind of optical system of attitude sensor " its visual field that the people such as such as Hao Yuncai issue is larger, picture element is good, the user demand of star sensor and other attitude sensors can be taken into account, but its light path realizes more complicated, and when being applied in docking sensor, owing to not being telecentric system, the change of image-forming range has larger impact to survey precision.Therefore design a kind of small size size, the object space heart far away be exclusively used in docking sensor optical system imperative.
Summary of the invention
For defect of the prior art, the object of this invention is to provide one closely object space heart docking far away sensor optical system.
According to closely object space provided by the invention heart docking far away sensor optical system, comprise the window glass, the first lens, the second lens, the 3rd lens, aperture stop, the 4th lens, the 5th lens, the 6th lens, the 7th lens and the optical system focal plane that set gradually along light path;
Wherein, light is mapped in described optical system focal plane through window glass, the first lens, the second lens, the 3rd lens, aperture stop, the 4th lens, the 5th lens, the 6th lens, the 7th lens successively.
Preferably, aperture stop is by window glass, the first lens, the second lens, the 3rd lens imaging in the position, infinite distance of object space, and thus chief ray is parallel to optical axis, forms object space telecentric beam path.
Preferably, described window glass adopts plate glass, the first lens adopt double-concave negative lens, the second lens adopt bent moon negative lens, the 3rd lens adopt biconvex positive lens, the 4th lens adopt bent moon negative lens, the 5th lens adopt double-concave negative lens, the 6th lens adopt bent moon negative lens, the 7th lens adopt biconvex positive lens.
Preferably, described window glass adopts thickness to be the plate glass of 0.125 to 0.2 with the ratio of clear aperture; Axial distance between the rear surface of described window glass and the front surface of the first lens is 1mm to 3mm;
Described first lens adopt thickness to be 0.1 to 0.2 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of 5 to 8; The ratio that axial distance between described first lens rear surface and the front surface of the second lens docks sensor optical system focal length with the described closely object space heart far away is 0.6 to 0.8;
Described second lens adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.5 to 2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 3rd lens front surface and the described closely object space heart far away in described second lens rear surface is 0.15 to 0.2;
Described 3rd lens adopt thickness to be 0.2 to 0.4 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.6 to 2; The ratio that sensor optical system focal length is docked with the axial distance between aperture stop and the described closely object space heart far away in described 3rd lens rear surface is 0.8 to 1.2;
The ratio that axial distance between described aperture stop with the 4th lens docks sensor optical system focal length with the described closely object space heart far away is 0.15 to 0.2;
Described 4th lens adopt thickness to be 0.45 to 0.55 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.8 to 2.2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 5th lens front surface and the described closely object space heart far away in described 4th lens rear surface is 0.4 to 0.6;
Described 5th lens adopt thickness to be 0.25 to 0.35 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of-0.7 to-0.5; The ratio that sensor optical system focal length is docked with the axial distance between the 6th lens front surface and the described closely object space heart far away in described 5th lens rear surface is 0.1 to 0.15;
Described 6th lens adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.3 to 1.5 bent moon negative lens; Axial distance between described 5th lens rear surface and the 7th lens front surface is 0.45 to 0.6 with the ratio of optical system focal length;
Described 7th lens adopt thickness to be 0.25 to 0.3 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.3 to 1.6; Axial distance between described 7th lens rear surface and optical system focal plane is 1 to 1.5 with the ratio of optical system focal length.
Preferably, described window glass adopts fused quartz to make; Described first lens adopt dense barium flint to make; Described second lens, the 3rd lens, the 4th lens, the 6th lens, the 7th lens adopt dense crown to make; Described 5th lens adopt dense flint class glass to make.
Preferably, multiple spacer ring is also comprised; Described window glass, described first lens, described second lens, described 3rd lens, described aperture stop, described 4th lens, described 5th lens, described 6th lens, described 7th lens and described optical system focal plane (are separately positioned on inside described spacer ring.
Compared with prior art, the present invention has following beneficial effect:
1, have independent diaphragm between the 3rd lens and the 4th lens in the present invention, the veiling glare being conducive to whole optical system suppresses;
2, the present invention has high-resolution, disappear hot poor, the object space heart far away, small size dimensional space optical system, is suitable as high precision and closely docks sensor application.
3, the present invention adopts object space telecentric beam path, makes target not affect survey precision in the measurement range of 1.5 meters to 15 meters;
4, the present invention is provided with spacer ring optical system and adopts the heat difference optimal design that disappears, and can ensure all energy imagings under-40 DEG C ~ 35 DEG C conditions, and picture element is excellent;
5, the whole optical system structure of the present invention is symmetrical, compact, is beneficial to the correction of vertical axial aberration and realizes low distortion design;
6, the whole optical system material of the present invention is ordinary glass material, can realize low cost and be convenient to processing.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features, objects and advantages of the present invention will become more obvious:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the encircled energy diagram of curves to 1.5 meters of distance imagings in the embodiment of the present invention;
Fig. 3 is the encircled energy diagram of curves to 15 meters of distance imagings in the embodiment of the present invention;
Fig. 4 is the ratio chromatism, diagram of curves in the embodiment of the present invention.
In figure:
1 is window;
2 is the first lens;
3 is the second lens;
4 is the 3rd lens;
5 is aperture stop;
6 is the 4th lens;
7 is the 5th lens;
8 is the 6th lens;
9 is the 7th lens;
10 is optical system focal plane.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following examples will contribute to those skilled in the art and understand the present invention further, but not limit the present invention in any form.It should be pointed out that to those skilled in the art, without departing from the inventive concept of the premise, some distortion and improvement can also be made.These all belong to protection scope of the present invention.
In the present embodiment, as shown in Figure 1, closely object space provided by the invention heart docking far away sensor optical system, comprise window glass 1, first lens 2, second lens 3, the 3rd lens 4, aperture stop the 5, four lens 6, the 5th lens 7, the 6th lens 8, the 7th lens 9 and the optical system focal plane 10 that set gradually along light path; Wherein, light is mapped in described optical system focal plane 10 through window glass 1, first lens 2, second lens 3, the 3rd lens 4, aperture stop 5, the 4th lens 6, the 5th lens 7, the 6th lens 8, the 7th lens 9 successively.
Aperture stop 5 is imaged on the position, infinite distance of object space by window glass 1, first lens 2, second lens 3, the 3rd lens 4 be positioned on front side of it, and thus chief ray is parallel to optical axis, forms object space telecentric beam path.
Described window glass 1 adopts plate glass, the first lens 2 adopt double-concave negative lens, the second lens 3 adopt bent moon negative lens, the 3rd lens 4 adopt biconvex positive lens, the 4th lens 6 adopt bent moon negative lens, the 5th lens 7 adopt double-concave negative lens, the 6th lens 8 adopt bent moon negative lens, the 7th lens 9 adopt biconvex positive lens.
More specifically, described window glass 1 adopts thickness to be the plate glass of 0.125 to 0.2 with the ratio of clear aperture; Axial distance between the rear surface of described window glass 1 and the front surface of the first lens 2 is 1mm to 3mm;
Described first lens 2 adopt thickness to be 0.1 to 0.2 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of 5 to 8; The ratio that axial distance between described first lens 2 rear surface and the front surface of the second lens 3 and the described closely object space heart far away dock sensor optical system focal length is 0.6 to 0.8;
Described second lens 3 adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.5 to 2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 3rd lens 4 front surface and the described closely object space heart far away in described second lens 3 rear surface is 0.15 to 0.2;
Described 3rd lens 4 adopt thickness to be 0.2 to 0.4 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.6 to 2; The ratio that sensor optical system focal length is docked with the axial distance between aperture stop 5 and the described closely object space heart far away in described 3rd lens 4 rear surface is 0.8 to 1.2;
The ratio that axial distance between described aperture stop 5 with the 4th lens 6 docks sensor optical system focal length with the described closely object space heart far away is 0.15 to 0.2;
Described 4th lens 6 adopt thickness to be 0.45 to 0.55 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.8 to 2.2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 5th lens 7 front surface and the described closely object space heart far away in described 4th lens 6 rear surface is 0.4 to 0.6;
Described 5th lens 7 adopt thickness to be 0.25 to 0.35 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of-0.7 to-0.5; The ratio that sensor optical system focal length is docked with the axial distance between the 6th lens 8 front surface and the described closely object space heart far away in described 5th lens 7 rear surface is 0.1 to 0.15;
Described 6th lens 8 adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.3 to 1.5 bent moon negative lens; Axial distance between described 5th lens 7 rear surface and the 7th lens 9 front surface is 0.45 to 0.6 with the ratio of optical system focal length;
Described 7th lens 9 adopt thickness to be 0.25 to 0.3 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.3 to 1.6; Axial distance between described 7th lens 9 rear surface and optical system focal plane 10 is 1 to 1.5 with the ratio of optical system focal length.
Described window glass 1 adopts fused quartz to make; Described first lens 2 adopt dense barium flint to make; Described second lens 3, the 3rd lens (4), the 4th lens (6), the 6th lens (8), the 7th lens (9) adopt dense crown to make; Described 5th lens (6) adopt dense flint class glass to make.
Closely object space provided by the invention heart docking far away sensor optical system, also comprises multiple spacer ring; Described window glass 1, described first lens 2, described second lens 3, described 3rd lens 4, described aperture stop 5, described 4th lens 6, described 5th lens 7, described 6th lens 8, described 7th lens 9 and described optical system focal plane 10 are separately positioned on inside described spacer ring.
Present invention employs athermal design, under use titanium alloy material does spacer ring condition, between-40 DEG C to 35 DEG C, imaging picture element keeps stable.
In one more specifically embodiment, closely object space provided by the invention heart docking far away sensor optical system focal length is 10mm, relative aperture 1/6.66, and angle of field is 54 °, imaging spectral scope 0.45 μm to 0.68 μm, each parameter of above-described embodiment optical system is as follows.
In the present embodiment, the encircled energy diagram of curves 2 of the present invention to 1.5 meters of object distance imagings and the encircled energy diagram of curves 3 to 15 meters of object distance imagings known, within the scope of full filed in the image-forming range of 1.5 meters to 15 meters, be better than 80% in the round energy concentration inside of 8 μm of radiuses, the demand that high-resolution imaging meets high precision docking measurement can be realized.
Can find out that maximum ratio chromatism, within the scope of full filed is within 3 μm, it can thus be appreciated that this optical system chromatic aberration correction on the basis adopting ordinary glass material is excellent by such as Fig. 4.
In the present embodiment, overall dimensions of the present invention is less than 60mm × 20mm × 20mm, can meet small size size applied environment.Optical system of the present invention is provided with aperture stop 5 between the 3rd lens 4 and the 4th lens 6, can limit the veiling glare of optical system.The present invention is a kind of high-resolution, disappear hot poor, the object space heart far away, closely docking sensor optical system, can meet the demand closely realizing high precision docking sensor at 1.5 meters to 15 meters.
Above specific embodiments of the invention are described.It is to be appreciated that the present invention is not limited to above-mentioned particular implementation, those skilled in the art can make various distortion or amendment within the scope of the claims, and this does not affect flesh and blood of the present invention.
Claims (6)
1. a closely object space heart far away docking sensor optical system, it is characterized in that, comprise the window glass (1), the first lens (2), the second lens (3), the 3rd lens (4), aperture stop (5), the 4th lens (6), the 5th lens (7) that set gradually along light path, the 6th lens (8), the 7th lens (9) and optical system focal plane (10);
Wherein, light is mapped in described optical system focal plane (10) through window glass (1), the first lens (2), the second lens (3), the 3rd lens (4), aperture stop (5), the 4th lens (6), the 5th lens (7), the 6th lens (8), the 7th lens (9) successively.
2. closely object space according to claim 1 heart docking far away sensor optical system, it is characterized in that, aperture stop (5) is imaged on the position, infinite distance of object space by window glass (1), the first lens (2), the second lens (3), the 3rd lens (4), thus chief ray is parallel to optical axis, forms object space telecentric beam path.
3. closely object space according to claim 1 heart docking far away sensor optical system, it is characterized in that, described window glass (1) adopts plate glass, the first lens (2) employing double-concave negative lens, the second lens (3) employing bent moon negative lens, the 3rd lens (4) to adopt biconvex positive lens, the 4th lens (6) employing bent moon negative lens, the 5th lens (7) to adopt double-concave negative lens, the 6th lens (8) employing bent moon negative lens, the 7th lens (9) employing biconvex positive lens.
4. closely object space according to claim 3 heart docking far away sensor optical system, it is characterized in that, described window glass (1) adopts thickness to be the plate glass of 0.125 to 0.2 with the ratio of clear aperture; Axial distance between the rear surface of described window glass (1) and the front surface of the first lens (2) is 1mm to 3mm;
Described first lens (2) adopt thickness to be 0.1 to 0.2 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of 5 to 8; The ratio that axial distance between described first lens (2) rear surface and the front surface of the second lens (3) docks sensor optical system focal length with the described closely object space heart far away is 0.6 to 0.8;
Described second lens (3) adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.5 to 2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 3rd lens (4) front surface and the described closely object space heart far away in described second lens (3) rear surface is 0.15 to 0.2;
Described 3rd lens (4) adopt thickness to be 0.2 to 0.4 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.6 to 2; The ratio that sensor optical system focal length is docked with the axial distance between aperture stop (5) and the described closely object space heart far away in described 3rd lens (4) rear surface is 0.8 to 1.2;
The ratio that axial distance between described aperture stop (5) with the 4th lens (6) docks sensor optical system focal length with the described closely object space heart far away is 0.15 to 0.2;
Described 4th lens (6) adopt thickness to be 0.45 to 0.55 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.8 to 2.2 bent moon negative lens; The ratio that sensor optical system focal length is docked with the axial distance between the 5th lens (7) front surface and the described closely object space heart far away in described 4th lens (6) rear surface is 0.4 to 0.6;
Described 5th lens (7) adopt thickness to be 0.25 to 0.35 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the double-concave negative lens of-0.7 to-0.5; The ratio that sensor optical system focal length is docked with the axial distance between the 6th lens (8) front surface and the described closely object space heart far away in described 5th lens (7) rear surface is 0.1 to 0.15;
Described 6th lens (8) adopt thickness to be 0.3 to 0.5 with the ratio of clear aperture and focal length docks sensor optical system focal length ratio with the described closely object space heart far away be 1.3 to 1.5 bent moon negative lens; Axial distance between described 5th lens (7) rear surface and the 7th lens (9) front surface is 0.45 to 0.6 with the ratio of optical system focal length;
Described 7th lens (9) adopt thickness to be 0.25 to 0.3 with the ratio of clear aperture and the ratio that focal length and the described closely object space heart far away dock sensor optical system focal length is the biconvex positive lens of 1.3 to 1.6; Axial distance between described 7th lens (9) rear surface and optical system focal plane (10) is 1 to 1.5 with the ratio of optical system focal length.
5. closely object space according to claim 1 heart docking far away sensor optical system, it is characterized in that, described window glass (1) adopts fused quartz to make; Described first lens (2) adopt dense barium flint to make; Described second lens (3), the 3rd lens (4), the 4th lens (6), the 6th lens (8), the 7th lens (9) adopt dense crown to make; Described 5th lens (6) adopt dense flint class glass to make.
6. closely object space according to claim 1 heart docking far away sensor optical system, is characterized in that, also comprise multiple spacer ring; Described window glass (1), described first lens (2), described second lens (3), described 3rd lens (4), described aperture stop (5), described 4th lens (6), described 5th lens (7), described 6th lens (8), described 7th lens (9) and described optical system focal plane (10) are separately positioned on inside described spacer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510465866.4A CN105035367B (en) | 2015-07-31 | 2015-07-31 | Closely object space telecentricity docks sensor optical system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510465866.4A CN105035367B (en) | 2015-07-31 | 2015-07-31 | Closely object space telecentricity docks sensor optical system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105035367A true CN105035367A (en) | 2015-11-11 |
| CN105035367B CN105035367B (en) | 2017-11-07 |
Family
ID=54442454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510465866.4A Active CN105035367B (en) | 2015-07-31 | 2015-07-31 | Closely object space telecentricity docks sensor optical system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105035367B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287402A (en) * | 2018-03-27 | 2018-07-17 | 视科光电科技（深圳）有限公司 | Camera lens module and 3D printer |
| CN111796399A (en) * | 2020-07-31 | 2020-10-20 | 华北水利水电大学 | A projection optical system for static star simulator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1256429A (en) * | 1998-12-09 | 2000-06-14 | 中国科学院西安光学精密机械研究所 | Image space telecentric double-Gaussian optical system |
| CN1486443A (en) * | 2001-01-17 | 2004-03-31 | 3M | Compact telecentric projection lens for pixelated screens |
| JP2004184932A (en) * | 2002-12-06 | 2004-07-02 | Seiko Epson Corp | Projection lens and projector equipped with the same |
| US20040130799A1 (en) * | 2003-01-07 | 2004-07-08 | Kreitzer Melvyn H. | Folded, telecentric projection lenses for use with pixelized panels |
| CN101209753A (en) * | 2006-12-25 | 2008-07-02 | 北京控制工程研究所 | Imaging Structure of Star Sensor System |
| CN102023369A (en) * | 2009-09-17 | 2011-04-20 | 中国科学院西安光学精密机械研究所 | Ultra-low distortion large-view-field image space telecentric optical system |
| CN103245335A (en) * | 2013-05-21 | 2013-08-14 | 北京理工大学 | Ultrashort-distance visual position posture measurement method for autonomous on-orbit servicing spacecraft |
| CN103399392A (en) * | 2013-08-20 | 2013-11-20 | 哈尔滨工业大学 | Large-viewing-field and high-precision star sensor optical system |
-
2015
- 2015-07-31 CN CN201510465866.4A patent/CN105035367B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1256429A (en) * | 1998-12-09 | 2000-06-14 | 中国科学院西安光学精密机械研究所 | Image space telecentric double-Gaussian optical system |
| CN1486443A (en) * | 2001-01-17 | 2004-03-31 | 3M | Compact telecentric projection lens for pixelated screens |
| JP2004184932A (en) * | 2002-12-06 | 2004-07-02 | Seiko Epson Corp | Projection lens and projector equipped with the same |
| US20040130799A1 (en) * | 2003-01-07 | 2004-07-08 | Kreitzer Melvyn H. | Folded, telecentric projection lenses for use with pixelized panels |
| CN101209753A (en) * | 2006-12-25 | 2008-07-02 | 北京控制工程研究所 | Imaging Structure of Star Sensor System |
| CN102023369A (en) * | 2009-09-17 | 2011-04-20 | 中国科学院西安光学精密机械研究所 | Ultra-low distortion large-view-field image space telecentric optical system |
| CN103245335A (en) * | 2013-05-21 | 2013-08-14 | 北京理工大学 | Ultrashort-distance visual position posture measurement method for autonomous on-orbit servicing spacecraft |
| CN103399392A (en) * | 2013-08-20 | 2013-11-20 | 哈尔滨工业大学 | Large-viewing-field and high-precision star sensor optical system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287402A (en) * | 2018-03-27 | 2018-07-17 | 视科光电科技（深圳）有限公司 | Camera lens module and 3D printer |
| CN108287402B (en) * | 2018-03-27 | 2024-04-19 | 视科光电科技（深圳）有限公司 | Lens module and 3D printer |
| CN111796399A (en) * | 2020-07-31 | 2020-10-20 | 华北水利水电大学 | A projection optical system for static star simulator |
| CN111796399B (en) * | 2020-07-31 | 2021-11-16 | 华北水利水电大学 | A projection optical system for static star simulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105035367B (en) | 2017-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103399392B (en) | Large-viewing-field and high-precision star sensor optical system | |
| CN106772936B (en) | Optical system for miniaturized high-precision star sensor | |
| CN105676430B (en) | Star sensor optical imaging system | |
| CN106291890A (en) | A kind of-0.1 × doubly telecentric machine vision object lens | |
| CN102354042A (en) | Star sensor optical system based on APS detector | |
| CN202735579U (en) | Uncooled long-wave infrared ultra-wide-angle fisheye lens | |
| CN105403980B (en) | A kind of big visual field for Machine Vision Detection is without CaF2Superchromaticity camera lens | |
| CN103207443B (en) | Near infrared attitude of flight vehicle position measurement objective system | |
| CN205787330U (en) | A kind of long-wave infrared continuous zoom lens | |
| CN202267776U (en) | Optical system of star sensor based on APS detector | |
| CN105035367A (en) | Optical system of close-distance object space telecentric butt-joint sensor | |
| CN107193112B (en) | A kind of deep space exploration navigation lens of star sensor | |
| CN110007448A (en) | An ultra-low distortion bi-telecentric optical system | |
| CN102830484A (en) | Wide-band confocal detection optical system with switchable band | |
| CN117250736B (en) | Large-image-surface high-resolution wide-spectrum star sensor optical system | |
| CN204945480U (en) | Large target surface continuous zooming optical system | |
| CN104833355B (en) | A kind of star sensor optical system | |
| CN101995643A (en) | A Long-Life Center of Gravity Positioning Energy Detection Optical System | |
| CN201903686U (en) | Long-life gravity center positioning energy detection optical system | |
| CN206321857U (en) | A kind of image face oblique optical system | |
| CN205608278U (en) | Star sensor optical imaging system | |
| CN103955059A (en) | Zoom system and cam curve producing method thereof | |
| CN212160215U (en) | Optical imaging lens with large image plane and high resolution | |
| CN107526154A (en) | Portable wide angle optical is without thermalization LONG WAVE INFRARED camera lens | |
| CN201497829U (en) | An ultra-low distortion near hemispherical field of view anti-static adsorption optical system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |