CN103389555B - Secondary mirror supporting mechanism capable of quick adjusting - Google Patents
Secondary mirror supporting mechanism capable of quick adjusting Download PDFInfo
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- CN103389555B CN103389555B CN201310326428.0A CN201310326428A CN103389555B CN 103389555 B CN103389555 B CN 103389555B CN 201310326428 A CN201310326428 A CN 201310326428A CN 103389555 B CN103389555 B CN 103389555B
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- secondary mirror
- sliding wedge
- flange
- lens barrel
- connecting cylinder
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Abstract
A secondary mirror supporting mechanism capable of quick adjusting belongs to the field of secondary mirror supporting mechanisms of electro-optic theodolites, and comprises a secondary mirror barrel, a plurality of first bolts, a secondary mirror seat, a plurality of second bolts, a plurality of secondary mirror pressing blocks, a plurality of third bolts, a plurality of sliding wedge blocks, a plurality of adjusting bolt seats, a plurality of fourth bolts, a plurality of adjusting bolts, a plurality of fixed wedge blocks, and a connecting cylinder, wherein the secondary mirror seat comprises a secondary mirror seat body, a secondary mirror seat boss, and a secondary mirror seat counter bore; the secondary mirror barrel comprises a secondary mirror barrel body, a secondary mirror barrel three-flanged flange, a three-flanged flange center hole, a secondary mirror barrel ring-shaped boss, and a secondary mirror barrel flange; each sliding wedge block comprises a sliding wedge block body, a sliding wedge block round hole, and a sliding wedge block slotted hole; each fixed wedge block comprises a fixed wedge block body and a fixed wedge block round hole; the connecting cylinder comprises a connecting cylinder body, a connecting cylinder flange, and a clamping groove. According to the invention, the optical precision adjusting process can be finished without detaching the secondary mirror repeatedly or repairing a secondary mirror adjusting cushion; the adjusting process of the secondary mirror is simple and accurate, and the adjusting efficiency can be adjusted greatly.
Description
Technical field
The invention belongs to electro-optic theodolite secondary mirror supporting mechanism field, be specifically related to a kind of secondary mirror supporting mechanism that can debug fast.
Background technology
Secondary mirror is as the critical component of electro-optic theodolite primary optical system, Main Function forms Cassegrain optical system with primary mirror, the light of reflection after primary mirror, makes light inject secondary mirror imaging lens head group below accurately, and is finally radiated on detector target surface to reach the object of imaging.Along with optical lens processing and the developing rapidly of detection technique, the image quality of Cassegrain optical system improves constantly, require simultaneously secondary mirror to debug precision more and more higher, the process spent time of debuging is more and more longer, and the precision of debuging of secondary mirror has become one of key factor affecting optical system imaging quality.
The prior art the most close with the present invention is a kind of secondary mirror supporting mechanism developed by Changchun Institute of Optics, Fine Mechanics and Physics, CAS, as shown in Figure 1 to Figure 3, time lens barrel 1, first screw 2, secondary mirror adjusting pad 3, secondary microscope base 4, second screw 5, secondary mirror briquetting 6, the 3rd screw 8, secondary mirror connecting cylinder 9 is comprised.Wherein, secondary lens barrel 1 comprises time lens barrel three leaf frame flange 1-1, three Ye Jia flange center hole 1-2 and secondary lens barrel annular boss 1-3, secondary microscope base 4 comprises time microscope base boss 4-1, secondary microscope base counterbore 4-2, and secondary mirror connecting cylinder 9 comprises cylindrical shell, secondary mirror drum flange dish and secondary mirror connecting cylinder counterbore 9-1.
One end of secondary mirror 7 is placed in time microscope base counterbore 4-2, is connected on time microscope base 4, is clamped one end of secondary mirror 7 by secondary mirror briquetting 6 and time microscope base 4 by the second screw 5 by secondary mirror briquetting 6.Secondary microscope base boss 4-1 is placed in three Ye Jia flange center hole 1-2, secondary mirror adjusting pad 3 and time microscope base 4 is connected on time lens barrel three leaf frame flange 1-1 by the first screw 2.Secondary lens barrel annular boss 1-3 is placed in secondary mirror connecting cylinder counterbore 9-1, is connected on the ring flange of secondary mirror connecting cylinder 9 by the ring flange of the 3rd screw 8 by secondary lens barrel 1.
The subject matter that this secondary mirror supporting mechanism exists is: debuging of secondary mirror is ground secondary mirror adjusting pad 3 realize by being repaiied, debug in process and need repeatedly to dismantle secondary mirror 7, secondary microscope base 4 and secondary mirror adjusting pad 3, repair and grind secondary mirror adjusting pad 3 until the service precision that the position relationship of secondary mirror 7 in secondary mirror supporting mechanism meets optical system requires.Therefore, secondary mirror process of debuging complexity, debug that spent time is long, to debug efficiency low.
Summary of the invention
Just can only secondary mirror adjusting pad ground can complete the process of debuging by repeatedly dismantle secondary mirror and repairing to solve existing electro-optic theodolite secondary mirror supporting mechanism, process of the debuging complexity of its secondary mirror, debug that spent time is long, to debug efficiency low, be not easy to the technical matters of this type of optical system precision adjustment, the invention provides a kind of secondary mirror supporting mechanism that can debug fast.
The technical scheme that technical solution problem of the present invention is taked is as follows:
A kind of secondary mirror supporting mechanism that can debug fast, comprise time lens barrel, multiple first screw, secondary microscope base, multiple second screw, multiple secondary mirror briquetting, multiple 3rd screw, multiple sliding wedge, multiple adjustment screw bolt seat, multiple 4th screw, multiple adjustment screw rod, multiple fixing voussoir and connecting cylinder, secondary microscope base comprises time microscope base pedestal, secondary microscope base boss and secondary microscope base counterbore; Secondary lens barrel comprises time lens barrel cylindrical shell, secondary lens barrel three leaf frame flange, three Ye Jia flange center holes, secondary lens barrel annular boss and secondary mirror drum flange; Sliding wedge comprises sliding wedge block, sliding wedge circular hole and sliding wedge long slot bore, and fixing voussoir comprises fixing voussoir block and fixing voussoir circular hole; Connecting cylinder comprises connecting cylinder cylindrical shell, connecting cylinder flange and draw-in groove; Described microscope base boss is positioned at the upper surface of time microscope base pedestal, and secondary microscope base counterbore opens the lower surface at secondary microscope base pedestal; Secondary microscope base boss is nested in three Ye Jia flange center holes, and secondary microscope base pedestal is connected by multiple first screw and time lens barrel three leaf frame flange; Described lens barrel three leaf frame flange is nested in the inside of time lens barrel cylindrical shell, the two is connected by three gusset blades, the ring flange of secondary lens barrel three leaf frame flange is circumferentially provided with multiple through hole equally spacedly, multiple second screw and multiple secondary mirror briquetting respectively with described through hole one_to_one corresponding, the second screw is through described through hole secondary microscope base pedestal and secondary mirror briquetting being connected; The madial wall lower end of described lens barrel cylindrical shell is provided with time lens barrel annular boss, and the upper end of connecting cylinder cylindrical shell madial wall has draw-in groove, and secondary lens barrel annular boss is embedded in draw-in groove; The lateral wall lower end of described lens barrel cylindrical shell is provided with secondary mirror drum flange, and the upper end of connecting cylinder cylindrical shell lateral wall is provided with connecting cylinder flange, and secondary mirror drum flange and connecting cylinder flange surround formation ring cavity; Described multiple adjustment screw bolt seat, multiple sliding wedge, multiple 4th screw, multiple adjustment screw rod, multiple 3rd screw and multiple fixing voussoir homogeneous one is corresponding; Described multiple adjustment screw bolt seat is evenly distributed on the lateral wall of secondary mirror drum flange, adjustment screw bolt seat is L-type structure, an arm of its L-type is connected by the 4th screw and secondary mirror drum flange, and the other end of its L-type forms cantilever, and described cantilever is provided with adjustment screw rod installation screw; Described sliding wedge and fixing voussoir are ladder structure of right angle, and the inclined-plane of fixing voussoir has through hole, and the axis in described hole is vertical with its trapezoidal right angle waist; The inclined-plane of sliding wedge has through long slot bore, a circular hole and an one section of draw-in groove, the axis of described long slot bore is vertical with its trapezoidal right angle waist; Described circular hole is positioned at sliding wedge near its trapezoidal one end of going to the bottom, and described circular hole sidewall is gone to the bottom through by draw-in groove with it; The axis of described circular hole is vertical with right angle waist, and the upper end of circular hole and draw-in groove is all through with right angle waist; The stage casing of described adjustment screw rod is provided with external thread, and its one end is provided with knob, and the other end is provided with ball head connecting rod and bulb; Described bulb is positioned at the circular hole of sliding wedge, and the ball head connecting rod of adjustment screw rod is positioned at the draw-in groove of sliding wedge; The width of described draw-in groove is less than the diameter of described bulb; Described 3rd screw in turn through the through hole on the long slot bore on secondary mirror drum flange, sliding wedge, fixing voussoir, and is threaded with connecting cylinder flange.
The ramp angles of described sliding wedge and fixing voussoir is 3 °, and the horizontal slip scope of sliding wedge is 0 ~ 6mm.
The invention has the beneficial effects as follows: this secondary mirror supporting mechanism that can debug fast overcomes existing electro-optic theodolite secondary mirror supporting mechanism can only grind by repeatedly dismantling secondary mirror and repairing the technical barrier that secondary mirror adjusting pad just can complete the process of debuging, the process of debuging of its secondary mirror is simple, accurate, significantly can improve and debug efficiency, make the precision adjustment work of whole electro-optic theodolite primary optical system become lighter, convenient and reliable.
Accompanying drawing explanation
Fig. 1 is the vertical view of existing electro-optic theodolite secondary mirror supporting mechanism.
Fig. 2 is the B-B axial section of Fig. 1.
Fig. 3 is the C-C cut-open view of Fig. 2.
Fig. 4 is the vertical view of a kind of secondary mirror supporting mechanism that can debug fast of the present invention.
Fig. 5 is the D-D axial section of Fig. 4.
Fig. 6 is the F-F cut-open view of Fig. 5.
Fig. 7 is the partial enlarged drawing of I part in Fig. 5.
Fig. 8 is the vertical view of sliding wedge 11 of the present invention.
Fig. 9 is the E-E cut-open view of Fig. 8.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further details.
As shown in Fig. 4 to Fig. 9, the secondary mirror supporting mechanism that can debug fast, comprises time lens barrel 10, three the first screws 2, secondary microscope base 4, three the second screws 5, three secondary mirror briquettings 6, four the 3rd screws 8, four sliding wedges 11, four adjustment screw bolt seat 12, four the 4th screws 13, four adjustment screw rod 14, four fixing voussoirs 15 and connecting cylinder 16.Secondary microscope base 4 comprises time microscope base pedestal, secondary microscope base boss 4-1 and secondary microscope base counterbore 4-2.Secondary lens barrel 10 comprises time lens barrel cylindrical shell, secondary lens barrel three leaf frame flange 10-1, three Ye Jia flange center hole 10-2, secondary lens barrel annular boss 10-3 and secondary mirror drum flange 10-4.Sliding wedge 11 comprises sliding wedge block, sliding wedge circular hole 11-1 and sliding wedge long slot bore 11-2, and fixing voussoir 15 comprises fixing voussoir block and fixing voussoir circular hole 15-1.Connecting cylinder 16 comprises connecting cylinder cylindrical shell, connecting cylinder flange and draw-in groove 16-1.
Secondary microscope base boss 4-1 is positioned at the upper surface of time microscope base pedestal, and secondary microscope base counterbore 4-2 opens in the lower surface of secondary microscope base pedestal.Secondary microscope base boss 4-1 is nested in three Ye Jia flange center hole 10-2, and secondary microscope base pedestal is connected with time lens barrel three leaf frame flange 10-1 by three the first screws 2.
Secondary lens barrel three leaf frame flange 10-1 is nested in the inside of time lens barrel cylindrical shell and is connected by three gusset blade welding, the ring flange of secondary lens barrel three leaf frame flange 10-1 is circumferentially provided with three through holes equally spacedly, three the second screws 5 and three secondary mirror briquettings 6 respectively with through hole one_to_one corresponding, the second screw 5 is through through hole and secondary microscope base pedestal and secondary mirror briquetting 6 are connected.
The madial wall lower end of secondary lens barrel cylindrical shell is provided with time lens barrel annular boss 10-3, and the upper end of connecting cylinder 16 cylindrical shell madial wall has draw-in groove 16-1, and secondary lens barrel annular boss 10-3 is embedded in draw-in groove 16-1.
The lateral wall lower end of secondary lens barrel cylindrical shell is provided with secondary mirror drum flange 10-4, and the upper end of connecting cylinder 16 cylindrical shell lateral wall is provided with connecting cylinder flange, and secondary mirror drum flange 10-4 and connecting cylinder flange surround formation ring cavity.
Four adjustment screw bolt seat 12, four sliding wedges, 11, four the 4th screws, 13, four adjustment screw rod 14, four the 3rd screws 8 and four fixing voussoirs 15 all one_to_one corresponding.
Four adjustment screw bolt seats 12 are evenly distributed on the lateral wall of secondary mirror drum flange 10-4, adjustment screw bolt seat 12 is L-type structure, an arm of its L-type is connected with secondary mirror drum flange 10-4 by the 4th screw 13, and the other end of its L-type forms cantilever, and cantilever is provided with adjustment screw rod installation screw.
Sliding wedge 11 and fixing voussoir 15 are ladder structure of right angle, and the inclined-plane of fixing voussoir 15 has through hole, and the axis in hole is vertical with its trapezoidal right angle waist.The inclined-plane of sliding wedge 11 has through long slot bore, a circular hole and an one section of draw-in groove, the axis of long slot bore is vertical with its trapezoidal right angle waist.Circular hole is positioned at sliding wedge 11 near its trapezoidal one end of going to the bottom, and circular hole sidewall is gone to the bottom through by draw-in groove with it.The axis of circular hole is vertical with right angle waist, and the upper end of circular hole and draw-in groove is all through with right angle waist.
The stage casing of adjustment screw rod 14 is provided with external thread, and its one end is provided with knob, and the other end is provided with ball head connecting rod and bulb.Bulb is positioned at the circular hole of sliding wedge 11, and the ball head connecting rod of adjustment screw rod 14 is positioned at the draw-in groove of sliding wedge 11.The width of draw-in groove is less than the diameter of bulb.
3rd screw 8 in turn through the through hole on the long slot bore on secondary mirror drum flange 10-4, sliding wedge 11, fixing voussoir 15, and is threaded with connecting cylinder flange.
When assembling this secondary mirror supporting mechanism, be embedded into by the pedestal of secondary mirror 7 in time microscope base counterbore 4-2, and be connected with by optical glue is bonding, secondary mirror 7 material adopts devitrified glass, and secondary lens barrel 10 and secondary mirror connecting cylinder 16 adopt 16Mn to be welded.Secondary microscope base 4, secondary mirror briquetting 6, sliding wedge 11, adjustment screw bolt seat 12, adjustment screw rod 14 and fixing voussoir 15 material all adopt No. 45 steel.First screw 2, second screw 5, the 3rd screw 8 and the 4th screw 13 size all adopt GB GBT70.1-2000 standard, and material is No. 45 steel.Sliding wedge 11, adjustment screw rod 14, fixing voussoir 15 need modifier treatment, and its durometer level is 28 ~ 32HRC.The tolerance clearance that secondary microscope base boss 4-1 is placed in three Ye Jia flange center hole 10-2 is 0.01mm ~ 0.02mm, the tolerance clearance that secondary mirror 7 one end is placed in time microscope base counterbore 4-2 is 0.01mm ~ 0.03mm, and the tolerance clearance that secondary lens barrel annular boss 10-3 is placed in secondary mirror connecting cylinder draw-in groove 16-1 is 0.02mm ~ 0.04mm.
In embody rule a kind of secondary mirror supporting mechanism process that can debug fast of the present invention, when secondary mirror needs precision to debug and calibrates, unclamp the 3rd screw 8, rotate adjustment screw rod 14, by adjusting screw rod 14 and adjusting being threaded of screw bolt seat 12, adjustment screw rod 14 relatively can adjust screw bolt seat 12 and move left and right, because adjustment screw rod 14 one end bulb is placed in sliding wedge circular hole 11-1, and form ball pivot with sliding wedge circular hole 11-1, then adjust screw rod 14 and sliding wedge 11 can be driven to move left and right.Therefore, secondary mirror 7 and secondary mirror connecting cylinder 16 angle and regulate along the position relationship of secondary mirror optical axis direction by moving left and right of sliding wedge 11.Secondary mirror supporting mechanism of the present invention, the ramp angles of its sliding wedge 11 and fixing voussoir 14 is 3 °, sliding wedge 11 sliding scale is 0 ~ 6mm, and therefore make secondary mirror 7 optical axis angle range of adjustment be 0 ~ 4.5 ＇, secondary mirror 7 is 0 ~ 0.3mm along optical axis upper and lower translation scope.
Until secondary mirror 7 with the angle of secondary mirror connecting cylinder 16 and when meeting accuracy requirement along secondary mirror optical axis direction position relationship, again tighten the 3rd screw 8, secondary lens barrel 10, sliding wedge 11, fixing voussoir 15 and secondary mirror connecting cylinder 16 are connected.
Claims (2)
1. the secondary mirror supporting mechanism that can debug fast, it is characterized in that: described secondary mirror supporting mechanism comprises time lens barrel (10), multiple first screw (2), secondary microscope base (4), multiple second screw (5), multiple secondary mirror briquetting (6), multiple 3rd screw (8), multiple sliding wedge (11), multiple adjustment screw bolt seat (12), multiple 4th screw (13), multiple adjustment screw rod (14), multiple fixing voussoir (15) and connecting cylinder (16), secondary microscope base (4) comprises time microscope base pedestal, secondary microscope base boss (4-1) and time microscope base counterbore (4-2), secondary lens barrel (10) comprises time lens barrel cylindrical shell, secondary lens barrel three leaf frame flange (10-1), three Ye Jia flange center hole (10-2), secondary lens barrel annular boss (10-3) and secondary mirror drum flange (10-4), sliding wedge (11) comprises sliding wedge block, sliding wedge circular hole (11-1) and sliding wedge long slot bore (11-2), and fixing voussoir (15) comprises fixing voussoir block and fixing voussoir circular hole (15-1), connecting cylinder (16) comprises connecting cylinder cylindrical shell, connecting cylinder flange and draw-in groove (16-1),
Described microscope base boss (4-1) is positioned at the upper surface of time microscope base pedestal, and secondary microscope base counterbore (4-2) is opened in the lower surface of secondary microscope base pedestal; Secondary microscope base boss (4-1) is nested in three Ye Jia flange center hole (10-2), and secondary microscope base pedestal is connected by multiple first screw (2) and time lens barrel three leaf frame flange (10-1);
Described lens barrel three leaf frame flange (10-1) is nested in the inside of time lens barrel cylindrical shell, the two is connected by three gusset blades, the ring flange of secondary lens barrel three leaf frame flange (10-1) is circumferentially provided with multiple through hole equally spacedly, multiple second screw (5) and multiple secondary mirror briquetting (6) respectively with described through hole one_to_one corresponding, the second screw (5) is through described through hole and secondary microscope base pedestal and secondary mirror briquetting (6) are connected;
The madial wall lower end of described lens barrel cylindrical shell is provided with time lens barrel annular boss (10-3), the upper end of connecting cylinder (16) cylindrical shell madial wall has draw-in groove (16-1), and secondary lens barrel annular boss (10-3) is embedded in draw-in groove (16-1);
The lateral wall lower end of described lens barrel cylindrical shell is provided with secondary mirror drum flange (10-4), the upper end of connecting cylinder (16) cylindrical shell lateral wall is provided with connecting cylinder flange, and secondary mirror drum flange (10-4) and connecting cylinder flange surround formation ring cavity;
Described multiple adjustment screw bolt seat (12), multiple sliding wedge (11), multiple 4th screw (13), multiple adjustment screw rod (14), multiple 3rd screw (8) and multiple fixing voussoir (15) be one_to_one corresponding all;
Described multiple adjustment screw bolt seat (12) is evenly distributed on the lateral wall of secondary mirror drum flange (10-4), adjustment screw bolt seat (12) is L-type structure, an arm of its L-type is connected by the 4th screw (13) and secondary mirror drum flange (10-4), the other end of its L-type forms cantilever, and described cantilever is provided with adjustment screw rod installation screw;
Described sliding wedge (11) and fixing voussoir (15) are ladder structure of right angle, and the inclined-plane of fixing voussoir (15) has through hole, and the axis in described hole is vertical with its trapezoidal right angle waist; The inclined-plane of sliding wedge (11) has through long slot bore, a circular hole and an one section of draw-in groove, the axis of described long slot bore is vertical with its trapezoidal right angle waist; Described circular hole is positioned at sliding wedge (11) near its trapezoidal one end of going to the bottom, and described circular hole sidewall is gone to the bottom through by draw-in groove with it; The axis of described circular hole is vertical with right angle waist, and the upper end of circular hole and draw-in groove is all through with right angle waist;
The stage casing of described adjustment screw rod (14) is provided with external thread, and its one end is provided with knob, and the other end is provided with ball head connecting rod and bulb; Described bulb is positioned at the circular hole of sliding wedge (11), and the ball head connecting rod of adjustment screw rod (14) is positioned at the draw-in groove of sliding wedge (11); The width of described draw-in groove is less than the diameter of described bulb;
Described 3rd screw (8) in turn through the through hole on the long slot bore on secondary mirror drum flange (10-4), sliding wedge (11), fixing voussoir (15), and is threaded with connecting cylinder flange.
2. a kind of secondary mirror supporting mechanism that can debug fast as claimed in claim 1, it is characterized in that: the ramp angles of described sliding wedge (11) and fixing voussoir (15) is 3 °, the horizontal slip scope of sliding wedge (11) is 0 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326428.0A CN103389555B (en) | 2013-07-30 | 2013-07-30 | Secondary mirror supporting mechanism capable of quick adjusting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326428.0A CN103389555B (en) | 2013-07-30 | 2013-07-30 | Secondary mirror supporting mechanism capable of quick adjusting |
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| Publication Number | Publication Date |
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| CN103389555A CN103389555A (en) | 2013-11-13 |
| CN103389555B true CN103389555B (en) | 2015-04-22 |
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| CN201310326428.0A Expired - Fee Related CN103389555B (en) | 2013-07-30 | 2013-07-30 | Secondary mirror supporting mechanism capable of quick adjusting |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671374B (en) * | 2013-12-17 | 2016-07-06 | 华南理工大学 | A kind of voussoir pre-tightening mechanism stacking formula piezoelectric ceramic actuator and pre-tension method thereof |
| CN104570265B (en) * | 2014-12-18 | 2017-05-24 | 中国科学院西安光学精密机械研究所 | Lightweight, simplified, high-stability and coaxial camera primary and secondary lens assembly and mounting method |
| CN105445894B (en) * | 2015-12-16 | 2017-12-05 | 中国科学院西安光学精密机械研究所 | A kind of secondary mirror supporting structure |
| CN105487198A (en) * | 2015-12-22 | 2016-04-13 | 中国科学院长春光学精密机械与物理研究所 | Axially adjustable secondary mirror support mechanism |
| CN110376697B (en) * | 2019-06-25 | 2020-11-03 | 中国科学院长春光学精密机械与物理研究所 | Aviation optical lens |
| CN110824661A (en) * | 2019-12-13 | 2020-02-21 | 中国科学院长春光学精密机械与物理研究所 | Secondary mirror supporting structure |
| CN112526704B (en) * | 2020-12-16 | 2022-05-17 | 华中光电技术研究所（中国船舶重工集团公司第七一七研究所） | Cassegrain system primary and secondary mirror supporting structure |
| CN112882186B (en) * | 2021-01-22 | 2023-03-03 | 西安应用光学研究所 | Welding fixing structure and fixing method suitable for adjustable reflector group |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4636801A (en) * | 1983-04-18 | 1987-01-13 | Hughes Aircraft Company | Multiple reflector system with dielectric support webs and foam body |
| CN101533138B (en) * | 2009-03-25 | 2011-04-27 | 中国科学院西安光学精密机械研究所 | Secondary mirror supporting structure of Cassegrain system camera |
| CN102162891A (en) * | 2011-04-20 | 2011-08-24 | 北京空间机电研究所 | Secondary mirror support structure of space optical remote sensor |
| KR101303091B1 (en) * | 2012-01-04 | 2013-09-06 | 국방과학연구소 | Mirror Tilting Mechanism for Artificial Satellite with the Fail-Safe Mechanism to Secure the Main Optical Path When Emergancy Mode |
| CN103018878A (en) * | 2012-12-21 | 2013-04-03 | 中国科学院长春光学精密机械与物理研究所 | Reflector supporting structure with temperature compensation function |
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2013
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