KR20240065709A - Collapsible Segmented Mirror Telescope and method for installing the same - Google Patents

Abstract

A foldable telescope is disclosed in which a reflector can be folded on a plane, the reflector can be transported to an observation position in a folded state and the reflector can be deployed at the observation position, and the reflector can be easily installed at the observation position. A foldable telescope according to an embodiment of the present invention is a foldable telescope including a foldable reflector for astronomical observation, wherein the foldable reflector includes a fragment mirror module, a folded state in which the fragment mirror module is arranged on the same plane, and the fragment a reflector module configured to be switchable between deployment states in which the mirror modules are not arranged on the same plane; and a deployment device that switches the reflector module between the folded state and the deployed state.

Description

Collapsible Segmented Mirror Telescope and method for installing the same}

The present invention relates to a telescope for observing astronomical objects, and more specifically, to a foldable sculpture mirror telescope configured to fold a reflector onto a plane and a method of installing the same.

Recently, the development of very large astronomical telescopes for astronomical observation has been actively conducted. In particular, the Giant Magellan Telescope currently being studied aims to have a light-gathering area of 22m and resolution of 25m by arranging seven 8.4m-class reflecting surfaces in a honeycomb shape. However, in the case of fragment mirror telescopes conventionally used in space, the overall size of the fragment mirror module is very large, so the volume taken up in the process of transportation to space is large, making transportation difficult and transportation costs very high, and assembling the fragment mirror in space The process also has the disadvantage of being difficult.

The present invention is intended to provide a foldable telescope configured to fold a reflector onto a flat surface and a method of installing the same.

In addition, the present invention is to provide a foldable telescope that can deploy the reflector at the observation location after transporting the reflector in a folded state to the observation location and a method of installing the same.

Additionally, the present invention is intended to provide a foldable telescope that can easily install a reflector at an observation location and a method of installing the same.

In addition, the present invention is to provide a foldable telescope that can finely adjust the arrangement of the sculpture mirrors in units of several to tens of nanometers by adjusting the position and arrangement angle of the sculpture mirrors of the reflector, and a method of installing the same.

A foldable telescope according to an embodiment of the present invention is a foldable telescope including a foldable reflector for astronomical observation, wherein the foldable reflector includes a fragment mirror module, a folded state in which the fragment mirror module is arranged on the same plane, and the fragment a reflector module configured to be switchable between deployment states in which the mirror modules are not arranged on the same plane; and a deployment device that switches the reflector module between the folded state and the deployed state.

In one embodiment, the reflector module may have a flat plate shape in the folded state and may include a reflector body that is partitioned by a helical cutout and has a helical structure.

The foldable reflector may further include a support plate provided in the form of a flat plate. The center of the reflector module may be coupled to the center of the support plate. The deployment device includes an operating member rotatably coupled to the periphery of the reflector module; and a driving device that rotates the operating member relative to the reflector module to switch the reflector module between the folded state and the deployed state.

When the operating member is rotated by the driving device, a support surface provided at an end of the operating member may be configured to push the upper surface of the support plate and lift the peripheral portion of the reflector module in a direction away from the support plate.

The reflector module may be disposed on the upper surface of the support plate in the folded state, and in the unfolded state, the reflective surface may be deployed in a radial direction from the center away from the upper surface of the support plate.

In another embodiment of the present invention, the reflector module includes a central wire having a rigidity and including a plurality of ring-shaped wires arranged in a concentric structure; and a plurality of variable angle wires coupled to at least one ring-shaped wire of the central wire and arranged along the circumferential direction.

The center wire may include a first ring-shaped wire, a second ring-shaped wire, and a third ring-shaped wire that are sequentially arranged in a concentric structure from the center. The variable angle wire may be connected to at least one ring-shaped wire among a plurality of ring-shaped wires.

The variable angle wire includes an internal connection wire and an external connection wire connected to different ring-shaped wires among the plurality of ring-shaped wires; and a wire connection portion connecting the internal connection wire and the external connection wire.

The internal connecting wire is connected to the second ring-shaped wire, and the external connecting wire is connected to the third ring-shaped wire, and the internal connecting wire and the external connecting wire are each provided in a bent ring shape at inner ends. It can be connected without being separated from the ring-shaped wire by the ring structure connection part.

The deployment device switches the foldable reflector between the folded state and the deployed state by driving at least one of the central wire and the plurality of variable angle wires such that the angle of the plurality of variable angle wires relative to the central wire is adjusted. A driving device; may be included.

The driving device includes a support plate; a first driving cylinder disposed on the support plate and driving the first annular wire to lift and lower; a second driving cylinder disposed on the support plate and driving the second annular wire to lift and lower; and a third driving cylinder disposed on the support plate and driving the third annular wire to lift and lower. The first driving cylinder, the second driving cylinder, and the third driving cylinder can independently lift and drive the plurality of ring-shaped wires to adjust the arrangement angle of the plurality of variable angle wires connected to the ring-shaped wire.

The foldable telescope according to an embodiment of the present invention may further include a reinforcing wire that is arranged along the circumferential direction of the central wire and connects and supports at least two ring-shaped wires among the plurality of ring-shaped wires.

In another embodiment of the present invention, the reflector module may be provided as a telescopic reflector module including a plurality of piece mirror modules stacked to have a telescopic folding structure. A plurality of sculpture mirror modules may be sequentially stacked on a base plate, and may be arranged to increase in size in a direction away from the base plate.

Among the plurality of sculpture mirror modules, the adjacent first sculpture mirror module and the second sculpture mirror module may be provided with a guide device for guiding the lifting operation so that they can be folded or deployed in a telescopic folding manner.

The first sculpture mirror module may include a first sculpture mirror body having an inclined cylindrical shape, and a lifting guide groove provided in the first sculpture mirror body. The second sculpture mirror module may include a second sculpture mirror body having an inclined cylindrical shape, and a lifting guide protrusion provided to protrude from the second sculpture mirror body. The lifting guide protrusion provided on the second sculpture mirror module may be coupled to the lifting guide groove provided on the first sculpture mirror module.

The lifting guide groove may include a vertical guide groove formed to extend in the vertical direction, and a horizontal guide groove formed to extend in the horizontal direction and gently connected from a lower end of the vertical guide groove.

An upper plate may be provided on top of the plurality of sculpture mirror modules. The deployment device may include a driving device that folds or unfolds the plurality of sculpture mirror modules in a telescopic structure to switch between the folded state and the deployed state. The driving device can adjust the spacing of the upper plate or the uppermost sculpture mirror module among the plurality of sculpture mirror modules with respect to the base plate.

Additionally, according to an embodiment of the present invention, there is provided a foldable telescope installation method for installing the foldable telescope, comprising: moving the foldable telescope in the folded state from a first position to a second position by a moving means; and converting the foldable telescope to the deployed state by the deployment device to implement a reflector of the telescope after moving to the second position. A foldable telescope installation method including a step is provided.

The folding telescope according to an embodiment of the present invention is provided in the reflector module and may further include a sculpture mirror fine adjustment unit that finely adjusts at least one of the position and arrangement angle of the sculpture mirror of the sculpture mirror module.

According to an embodiment of the present invention, a foldable telescope configured to fold a reflector and a method of installing the same are provided.

According to an embodiment of the present invention, the reflector can be easily installed by transporting it to the observation position in a folded state and then deploying the reflector at the observation position.

In addition, according to an embodiment of the present invention, the arrangement of the sculpture mirrors can be finely adjusted in units of several to tens of nanometers by adjusting the position and arrangement angle of the sculpture mirrors of the reflector.

1 is a diagram schematically showing a foldable telescope according to an embodiment of the present invention.
Figure 2 is a diagram schematically showing the folded state of a foldable reflector constituting a foldable telescope according to an embodiment of the present invention.
3A and 3B are diagrams schematically showing the deployment state of a foldable reflector constituting a foldable telescope according to an embodiment of the present invention.
Figure 4 is an enlarged view of portion 'A' of Figure 1, schematically showing the fine adjustment part of the engraving mirror constituting the foldable telescope according to an embodiment of the present invention.
Figure 5 is a diagram schematically showing the folded state of a foldable reflector constituting a foldable telescope according to another embodiment of the present invention.
FIG. 6 is a diagram schematically showing the deployment state of the foldable reflector shown in FIG. 5.
Figure 7 is a diagram schematically showing a deployment device that switches between the folded state and the deployed state of the foldable reflector.
Figure 8 is a diagram schematically showing the deployment state of a foldable reflector constituting a foldable telescope according to another embodiment of the present invention.
FIG. 9 is a diagram schematically showing the folded state of the foldable reflector shown in FIG. 8.
Figure 10 is a diagram showing the telescopic folding structure of a foldable reflector.
Figure 11 is a diagram for explaining the deployment process of a foldable reflector.
Figure 12 is an enlarged view of portion 'B' of Figure 8, schematically showing the fine adjustment part of the engraving mirror constituting the foldable telescope according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in more detail with reference to the attached drawings. The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the following embodiments. This example is provided to more completely explain the present invention to those skilled in the art.

When assigning reference numbers to components in a drawing, the same reference number is assigned to the same component even if it is in a different drawing, and it is stated in advance that components of other drawings can be cited when necessary when explaining the relevant drawing. put it

In order to clearly explain the present invention, detailed description of parts that are not relevant to the description may be omitted. In this specification, descriptions such as 'first ~' and 'second ~' are used only for the purpose of distinguishing different configurations from each other.

As used herein, '~unit' (eg, analysis unit) is a unit that processes at least one function or operation and may mean, for example, a processor, memory, software, FPGA, or hardware component. The functions provided in '~ part' may be performed separately by multiple components, or may be integrated with other additional components.

1 is a diagram schematically showing a foldable telescope according to an embodiment of the present invention. Referring to Figure 1, the foldable telescope 10 according to an embodiment of the present invention includes a reflector (main reflector) 100, a sub-reflector 200, and an analysis device (analysis unit) 300 provided in a foldable structure. may include.

The reflector 100 may reflect the astronomical observation light L1 transmitted from the celestial body to the sub-reflector 200. The reflector 100 may be configured to include a sculpture mirror module composed of a plurality of sculpture mirrors.

The reflector 100 may include a foldable reflector 110. In Figure 1, the foldable reflector 110 is shown in an deployed state. The foldable reflector 110 may be arranged so that the upper surface, which is a reflective surface, reflects the astronomical observation light L1 to the sub-reflector 200 in the deployed state.

At the center of the foldable reflector 110 is an opening that forms an observation light transmission passage for transmitting the astronomical observation light L3 collected by the reflector 100 and the sub-reflector 200 to the analysis device 300 (see Figure 2). Reference numeral 113a) may be provided.

The sub-reflector 200 may be installed on the front side facing the celestial body with respect to the foldable reflector 110 by the sub-reflector support 202. The sub-reflector 200 may reflect the astronomical observation light L2 reflected from the reflecting surface of the foldable reflector 110 to the center of the reflector 100 when the foldable reflector 110 is unfolded.

The analysis device 300 can observe the celestial body by analyzing the celestial observation light L3 that is reflected and collected by the sub-reflector 200. The foldable telescope 10 can be used to observe various celestial bodies such as the sun, planets, stars, satellites, comets, asteroids, stars, star clusters, and nebulae on Earth or in space.

The foldable telescope 10 includes a support 500 that supports the reflector 100 and the sub-reflector 200, and a support 500 on the support 500 to adjust the arrangement direction of the reflector 100 according to the position and distance of the celestial object to be observed. It may further include a direction control device 400 provided.

Figure 2 is a diagram schematically showing the folded state of a foldable reflector constituting a foldable telescope according to an embodiment of the present invention. 3A and 3B are diagrams schematically showing the deployment state of a foldable reflector constituting a foldable telescope according to an embodiment of the present invention.

Referring to FIGS. 1 to 2, 3A and 3B, the foldable reflector 110 may be provided as a reflector body 110a having a flat shape as shown in FIG. 2 in a folded state (folded state).

2 and 3A-3B, the foldable reflector 110 may include a support plate 111, a reflector module 113, and deployment devices 112 and 115. The reflector module 113 is in a folded state in which the sculpture mirror modules of the reflector module 113 are arranged on the same plane by the deployment devices 112 and 115, and a state in which the sculpture mirror modules are not arranged on the same plane. Can switch between deployment states.

The support plate 111 may be provided in the form of a flat plate. In FIGS. 2 and 3A to 3B, the support plate 111 is shown as a circular plate. However, the support plate 111 may be designed as a polygonal plate such as a square plate or a hexagonal plate, or an oval plate.

In the embodiment shown in FIGS. 2 and 3A to 3B, the reflector module 113 has a structure arranged in a spiral structure along the circumferential direction of the reflector. The spiral structure of the reflector module 113 may be designed as a circular spiral structure, a polygonal spiral structure such as a square or hexagon, or an elliptical spiral structure.

The reflector module 113 of the foldable reflector 110 has a structure in which the flat reflector body 110a is cut into sections by a spiral cut part 114, and is deployed as shown in FIGS. 3A and 3B. A spiral-shaped reflective surface 117 is formed. The reflector module 113 may be connected in a spiral structure from the center of the reflector 100 toward the periphery.

The reflecting surface 117 of the reflector module 113 is implemented as a sculpture mirror module in which the reflector body 110a itself is formed of a mirror material, or as a sculpture mirror module coated with a reflective material on the surface of the reflector body 110a. , Or it can be formed in various ways, such as placing (mounting) a plurality of sculpture mirrors on the surface of the reflector body (110a).

An opening 113a may be provided at the center of the reflector module 113 and the support plate 111 to transmit astronomical observation light to the analysis device. The central lower surface of the reflector module 113 may be coupled to the central upper surface of the support plate 111.

The deployment devices 112 and 115 may be configured to transition the reflector module 113 between a collapsed state as shown in FIG. 2 and a deployed state as shown in FIGS. 3A and 3B.

The deployment devices 112 and 115 include an operating member 112 rotatably coupled to the peripheral portion 113a of the reflector module 113, and the reflector module 113 by rotating the operating member 112 with respect to the reflector module 113. ) may include a driving device 115 that switches between the folded state and the unfolded state.

In an embodiment, the actuating member 112 has a roughly 'C' shape with a portion of the circular ring cut away. The operating member 112 may be rotatably coupled to the periphery of the reflector module 113 by two rotation axes 112a provided at symmetrical positions with respect to the center of the reflector module 113.

The inner peripheral portion of the operating member 112 may be provided in a shape corresponding to the peripheral portion 113a of the reflector module 113. The operating member 112 may be designed to have an inner diameter that is substantially the same as the outer diameter of the reflector module 113, or may be designed to be spaced apart from the peripheral portion 113a of the reflector module 113 at a slight distance.

In addition to the circular ring shape, the operating member 112 may be designed as a polygonal ring structure such as a square ring or a hexagonal ring, or an elliptical ring structure. Additionally, the operating member 112 may be provided in a pillar shape rather than a ring shape.

The driving device 115 operates the reflector module 113 and/or the operation member 112 to rotate the operation member 112 with respect to the reflector module 113 in order to change the folded/unfolded state of the reflector module 113. It can be provided in . To this end, the driving device 115 may be provided at a coupling portion between the reflector module 113 and the operating member 112.

The drive device 115 may be provided with various drive mechanisms, such as drive means for rotationally driving the actuating member 112, for example, a drive motor, a drive cylinder, a wire/winch drive, a belt drive, etc., which are not mentioned above. Other driving methods may also be applied.

When the operating member 112 rotates with respect to the reflector module 113 by the driving device 115, the support surface 112b provided at the end of the operating member 112 pushes the upper surface of the support plate 111, Accordingly, the peripheral portion of the reflector module 113 coupled to the operating member 112 is lifted in a direction away from the support plate 111.

Due to this, while the center of the reflector module 113 is fixed to the upper surface of the support plate 111, the peripheral portion 113b of the reflector module 113 is lifted from the support plate 111 by the operating member 112, and the reflector module 113 can be developed as shown in FIGS. 3A and 3B.

The deployment form of the reflector module 113 may be adjusted depending on the rotation angle of the operating member 112. That is, as the rotation angle of the operating member 112 increases, the height of the reflector module 113 increases and the curvature of the reflector module 113 increases (the radius of curvature becomes smaller). Therefore, the shape of the reflector module 113 can be adjusted depending on the rotation angle of the operating member 112.

In the embodiment of FIGS. 2 and 3A to 3B, when the operating member 112 is rotated in a state in which the operating member 112 forms a flat plate with the reflector module 113, the rotation angle is 90° as shown in FIG. 3B. When the furnace operating member 112 is rotated, the curvature of the reflector module 113 becomes largest.

A support portion 116 may be protruding from the upper surface of the support plate 111. The support portion 116 is formed in an arc shape corresponding to the cut area (C-shaped cut portion) of the operating member 112 in a state in which the operating member 112 forms a flat plate with the reflector module 113, so that the operating member 112 ) can guide the position of the reflector module 113 and protect the peripheral portion 113b of the reflector module 113.

The reflector module 113 is disposed on the upper surface of the support plate 111 in the folded state, and can be driven and deployed by the deployment devices 112 and 115. In the deployed state, the reflector module 113 may be deployed in a manner in which the reflecting surface 117 moves away from the upper surface of the support plate 111 along the radial direction from the center.

The material of the body of the reflector module 113 may be made of plastic, steel, silicon, or wood that can be deformed to switch between the folded state and the unfolded state, but is not limited thereto.

The foldable telescope according to the embodiment of the present invention as described above can be transported to space, etc. in a flat state as shown in FIG. 2, thereby reducing the transport volume of the reflector, making it easy to transport and dramatically reducing transport costs. can do.

In addition, according to an embodiment of the present invention, since the main reflector is implemented by deploying a foldable telescope, alignment, arrangement, and assembly of the optical design are easy, the installation time of the reflector can be shortened, and the optical arrangement structure can be adjusted in various ways. there is.

In addition, in the case of a sculpture mirror module arranged in a conventional honeycomb shape, an approximately triangular empty space is generated on the outer diameter side of the honeycomb shape sculpture mirror, and a loss of effective reflective surface area occurs as much as this space, but in practice of the present invention According to the example, it is possible to implement a circular mirror, thereby increasing the effective reflection surface and the telescope aperture area of the piece mirror telescope.

Figure 4 is an enlarged view of portion 'A' of Figure 1, schematically showing the fine adjustment part of the engraving mirror constituting the foldable telescope according to an embodiment of the present invention. Referring to Figures 1 and 4, a foldable telescope according to an embodiment of the present invention may include a piece mirror fine adjustment unit 140. The sculpture mirror fine adjustment unit 140 is provided in the sculpture mirror module of the reflector module 113, and can finely adjust the arrangement of the sculpture mirrors of the sculpture mirror module. The sculpture mirror module may be composed of a plurality of sculpture mirrors separated from each other, or one sculpture mirror may be cut along a spiral cut and divided into a plurality of sculpture mirror elements based on the radial direction.

The sculpture mirror fine adjustment unit 140 is provided in the reflector module 113 to adjust the position and/or arrangement angle of the sculpture mirror. In the embodiment, the engraving mirror fine adjustment unit 140 is based on the radial direction with the first engraving mirror element 113c arranged on the inner side of the two engraving mirror elements 113c and 113d adjacent to each other in the radial direction. It may be provided between the second piece mirror elements 113d arranged on the outside.

In one embodiment, the engraving mirror fine adjustment unit 140 is provided on the radial outer surface of the first engraving mirror element 113c, as shown in FIG. 4, to control the position and/or arrangement of the second engraving mirror element 113d. It may be arranged to finely adjust the angle with respect to the first piece mirror element (113c). Unlike shown, the sculpture mirror fine adjustment unit 140 is provided on the radial inner surface of the second sculpture mirror element 113d to adjust the position and/or arrangement angle of the first sculpture mirror element 113c to the second sculpture mirror element ( 113d) may be arranged for fine adjustment.

In one embodiment, the sculpture mirror fine adjustment unit 140 includes a fine driving member 141 that is movable, lifted, and/or rotatable to finely adjust the position and/or arrangement angle of the second sculpture mirror element 113d. It may include a multi-degree-of-freedom drive unit 142 and 143 that moves, lifts and/or rotates the fine drive member 141, and a fine control unit 144 that controls the multi-degree-of-freedom drive unit 142 and 143. .

To prevent collision and interference with the sculpture mirror fine adjustment unit 140 provided on the first sculpture mirror element 113c, the second sculpture mirror element 113d may be provided with a groove portion 113e from its bottom toward the top. . The groove portion 113e may be provided in the upper area of the engraving mirror fine adjustment portion 140. Accordingly, the first fragment mirror element 113c and the second fragment mirror element 113d can be switched between the folded state and the unfolded state without collision or interference with each other.

In the embodiment, the sculpture mirror fine adjustment unit 140 moves, lifts and/or rotates the fine drive member 141 to push the inner surface of the groove, such as the upper surface 113f or the side of the second sculpture mirror element 113d. The arrangement of the second piece mirror element 113d can be finely adjusted by pulling, pulling, or rotating. The fine driving member 141 may be fixedly coupled to the inner surface of the groove 113e, or the sculpture mirror element may be driven by pushing the inner surface of the groove without being fixed or pulling it using a vacuum suction method. Meanwhile, the first sculpture mirror element 113d may also be provided with a groove portion 113g to prevent collision/interference with the sculpture mirror element (third sculpture mirror element) and the sculpture mirror fine adjustment unit inside the sculpture mirror element 113d.

The multi-degree-of-freedom drive units 142 and 143 may include a position adjustment drive unit 142 that moves or lifts the fine drive member 141, and a rotation drive unit 143 that rotates the fine drive member 141. . In an embodiment, the multi-degree-of-freedom driving units 142 and 143 have 6 degrees of freedom that can variously adjust the positions and angles of the first fragment mirror element 113c and the second fragment mirror element 113d on a scale of several to tens of microns. It may be provided as a driving unit, but is not limited thereto. For example, the multi-degree-of-freedom drivers 142 and 143 may include a drive shaft whose position and angle can be adjusted in three axes.

The fine control unit 144 may control the multiple degree of freedom drivers 142 and 143 by receiving a control signal from the telescope control system through wired/wireless communication. The control signal may be generated through comparison of the arrangement state of the fragment mirror elements (113c, 113d) detected by the folding telescope or an externally provided sensor and the target arrangement state set for the fragment mirror elements (113c, 113d). According to an embodiment of the present invention, the arrangement of the sculpture mirrors can be finely adjusted in units of several to tens of nanometers by adjusting the position and arrangement angle of the sculpture mirrors of the reflector.

Figure 5 is a diagram schematically showing the folded state of a foldable reflector constituting a foldable telescope according to another embodiment of the present invention. FIG. 6 is a diagram schematically showing the deployment state of the foldable reflector shown in FIG. 5. Figure 7 is a diagram schematically showing a deployment device that switches between the folded state and the deployed state of the foldable reflector.

In Figures 5 and 6, the illustration of the sculpture mirror is omitted. The foldable reflector 120 of the foldable telescope according to the embodiment of FIGS. 5 to 7 is made of a reflector module 120a of a wire structure having rigidity such as a steel wire, and is configured to be switchable between the folded state and the deployed state, as described above. There is a difference from the example.

In an embodiment, the foldable reflector 120 is connected to a central wire 121 including a plurality of ring-shaped wires 121a, 121b, and 121c arranged in a concentric structure, and at least one ring-shaped wire of the central wire 121. It may include a plurality of variable angle wires 122 that are combined and arranged along the circumferential direction.

In the embodiment shown in FIGS. 5 and 6, the central wire 121 includes a first annular wire 121a, a second annular wire 121b, and a third annular wire sequentially arranged in a concentric structure from the center. It is composed including (121c).

The first ring-shaped wire 121a, the second ring-shaped wire 121b, and the third ring-shaped wire 121c are shown as circular rings, but may be modified into polygonal rings such as squares or hexagons, or elliptical rings. .

Additionally, in the drawing, the first ring-shaped wire 121a, the second ring-shaped wire 121b, and the third ring-shaped wire 121c have the same shape, but they may be modified to have different shapes. Additionally, the number of ring-shaped wires is not limited to three, but may be changed to two or four or more.

The first ring-shaped wire (inner ring-shaped wire) 121a is made of the smallest size (radius) among the plurality of ring-shaped wires and may be disposed innermost. The third ring-shaped wire (outer ring-shaped wire) 121c has the largest size (radius) among the plurality of ring-shaped wires and may be disposed on the outermost side.

The second ring-shaped wire (middle ring-shaped wire) 121b is made of a size (radius) larger than the first ring-shaped wire 121a and smaller than the third ring-shaped wire 121c, and is formed of the first ring-shaped wire 121a and the second ring-shaped wire 121b. It may be disposed between the third ring-shaped wires 121c.

Among the plurality of ring-shaped wires (121a, 121b, 121c), at least two or more ring-shaped wires may be connected to each other and supported by a reinforcing wire 126 arranged along the circumferential direction. In the illustrated embodiment, the first ring-shaped wire 121a and the second ring-shaped wire 121b are connected by a reinforcing wire 126.

In the illustrated embodiment, the reinforcing wire 126 is roughly in the shape of an isosceles triangle and is arranged so that the central vertex of the isosceles triangle faces the center, and the two sides extend in the radial direction and are coupled to the outer ring-shaped wire. Alternatively, the reinforcement wire 126 may be made of a single wire.

The reinforcement wire 126 is closely connected to the ring wires 121a, 121b, and 121c by a ring structure connection provided at the end or middle portion, or a portion of the reinforcement wire 126 is connected to the ring wires 121a, 121b, and 121c. ) can be connected by joining with a method such as welding.

In embodiments, variable angle wire 122 may be connected to a plurality of looped wires. In the illustrated example, the variable angle wire 122 is connected to the second ring-shaped wire 121b and the third ring-shaped wire 121c among the plurality of ring-shaped wires.

The variable angle wire 122 includes an internal connection wire 123 and an external connection wire 124 connected to different ring-shaped wires among a plurality of ring-shaped wires, and an internal connection wire 123 and an external connection wire 124. It may include a connecting wire connection part 125.

The internal connection wire 123 is connected to the second ring-shaped wire 121b among the plurality of ring-shaped wires 121a, 121b, and 121c, and the external connection wire 124 is outside the second ring-shaped wire 121b. It is connected to the arranged third ring-shaped wire 121c. The internal connection wire 123 may be implemented as a wire longer in length than the external connection wire 124.

The internal connection wire 123 and the external connection wire 124 are roughly in the shape of an isosceles triangle and are arranged so that the central vertex of the isosceles triangle faces outward in the radial direction, and the two sides extend toward the ring-shaped wire to form a ring structure connection. It is tightly coupled to the ring wire by (123a, 124a).

The ring structure connection portions 123a and 124a may be provided in a bent ring shape at the inner ends of the inner connection wire 123 and the outer connection wire 124 and coupled to the ring-shaped wire. The ring structure connecting portions 123a and 124a may be configured so that their distal ends are bent at intervals narrower than the thickness of the ring wire so that they do not separate from the ring wire.

The internal connection wire 123 and the external connection wire 124 may be connected by a wire connection portion 125 at the center vertex of the isosceles triangle. The wire connection portion 125 may be connected to the internal connection wire 123 and the external connection wire 124 by welding, etc.

A plurality of sculpture mirrors 127 may be disposed on the upper surface of the central wire 121 and the upper surface of the plurality of variable angle wires 122. A plurality of sculpture mirrors 127 can be mounted on the central wire 121 and a plurality of variable angle wires 122 to form a sculpture mirror arrangement structure set in the unfolded state of the folding reflector 120 as shown in Figure 6. there is.

The foldable reflector 120 is a deployment device 120b that switches the reflector module 120a between a folded state and a deployed state by driving the central wire 121 and/or a plurality of variable angle wires 122 of the reflector module 120a. can be provided.

The deployment device 120b drives the central wire 121 and/or the plurality of variable angle wires 122 so that the angles of the plurality of variable angle wires 122 are adjusted with respect to the central wire 121, thereby forming the foldable reflector 120. It may include a driving device that switches between the folded state and the unfolded state.

In an embodiment, the driving device of the deployment device 120b is disposed on the support plate 128 and includes a plurality of driving cylinders 129a that lift and drive the plurality of ring-shaped wires 121a, 121b, and 121c of the central wire 121. , 129b, 129c).

Each of the driving cylinders 129a, 129b, and 129c of the deployment device 120b is configured to raise and lower the driving cylinder rods 128a, 128b, and 128c of a telescopic structure. The upper ends of the driving cylinder rods 128a, 128b, and 128c are connected to the ring-shaped wires 121a, 121b, and 121c of the central wire 121.

When the height is adjusted by lifting and lowering the plurality of ring-shaped wires (121a, 121b, 121c) by driving the driving cylinders (129a, 129b, 129c), a plurality of variable angle wires (122) connected to the ring-shaped wire are arranged accordingly. The angle can be adjusted so that the foldable reflector 120 can be switched between the folded state and the deployed state.

Meanwhile, the driving device of the deployment device 120b includes a first driving cylinder 129a that lifts and drives the first annular wire 121a, and a second driving cylinder 129b that lifts and drives the second annular wire 121b. ), and a third driving cylinder 129c that lifts and drives the third ring-shaped wire 121c.

The first to third driving cylinders 129a, 129b, and 129c can be driven independently, and the folding reflector 120 is folded by loading or unloading the driving cylinder rods 128a, 128b, and 128c by different withdrawal lengths. You can switch between the and deployed states.

When the first to third drive cylinders 129a, 129b, and 129c bring in the drive cylinder rods 128a, 128b, and 128c, the foldable reflector 120 is in a folded state as shown in FIG. 5, and is in the folded state. The foldable reflector 120 can be transported/stored.

When the folding reflector 120 is converted to the deployed state, the first to third driving cylinders 129a, 129b, and 129c are in the order of the first driving cylinder 129a, the second driving cylinder 129b, and the third driving cylinder 129c. By increasing the lead-out length of the driving cylinder rods 128a, 128b, and 128c, a reflector such as a hemisphere can be implemented.

Accordingly, the foldable reflector 120 can be switched to the deployed state as shown in FIG. 6, and in the deployed state, the folded reflector 120 has a hemispherical shape, in the order from the sculpture mirror on the center side to the sculpture mirror on the peripheral side. It is configured to gradually increase in height depending on the arrangement.

A plurality of driving devices for the deployment device 120b may be provided along the periphery of the foldable reflector 120 for smooth transition between the folded state and the deployed state. The deployment device 120b is not limited to the examples of driving means described above, and may be modified to various driving mechanisms such as a wire/winch driving device or a belt driving device.

On the other hand, the deployment device 120b may switch the foldable reflector 120 between the folded state and the deployed state by lifting the variable angle wire 122 without lifting the central wire 121, and the central wire 121 and the variable angle wire 120 may be operated. The foldable reflector 120 may be switched between the folded state and the deployed state by lifting both angle wires 122.

The foldable telescope according to the embodiment of the present invention as described above can be transported to space, etc. in a flat state as shown in FIG. 5, and can facilitate transportation by reducing the transportation volume of the main reflector. Transportation costs can be dramatically reduced.

In addition, according to an embodiment of the present invention, the main reflector is implemented by easily switching the folded reflector from the folded state to the deployed state by the deployment device, so that alignment, placement, and assembly of the optical design are easy, making the reflector module (sculpture mirror module) ) can shorten the installation time, and the optical arrangement can be adjusted in various ways by the deployment device.

In addition, in the case of a sculpture mirror module arranged in a conventional honeycomb shape, an approximately triangular empty space is generated on the outer diameter side of the honeycomb shape sculpture mirror, and a loss of effective reflective surface area occurs as much as this space, but in practice of the present invention According to the example, it is possible to implement a circular mirror, thereby increasing the effective reflecting surface and the telescope aperture area of the piece mirror telescope.

Figure 8 is a diagram schematically showing the deployment state of a foldable reflector constituting a foldable telescope according to another embodiment of the present invention. FIG. 9 is a diagram schematically showing the folded state of the foldable reflector shown in FIG. 8. Figure 10 is a diagram showing the telescopic folding structure of a foldable reflector. Figure 11 is a diagram for explaining the deployment process of a foldable reflector.

The embodiment shown in FIGS. 8 to 11 is the embodiment described above in that the foldable reflector 130 is implemented as a telescopic reflector module including a plurality of piece mirror modules 132 stacked to have a telescopic folding structure. There is a difference from the others.

A plurality of sculpture mirror modules 132 may be sequentially stacked on the base plate 131. A plurality of sculpture mirror modules 132 may be provided so that their size (radius) increases in a direction away from the base plate 131.

In the example shown, the sculpture mirror module 132 is approximately dish-shaped or hemispherical, and may be provided in a funnel-shaped or hemispherical shape with sides inclined so that the width (size) slightly increases upward. The reflective surface of the sculpture mirror module 132 may be formed on at least one of the inner surface and the upper surface of the curved structure.

An upper plate 135 is provided on the upper part of the plurality of sculpture mirror modules 132. The upper plate 135 approaches the base plate 131 when the foldable reflector 130 is converted to the folded state, and is spaced apart from the base plate 131 by a set distance when the foldable reflector 130 is converted to the deployed state. .

The upper plate 135 may be made of a ring-shaped plate or a flat plate. When the upper plate 135 is made of a flat plate, the upper plate 135 may be made of a material that is transparent to astronomical observation light.

The number of sculpture mirror modules 132 may be from several to dozens or dozens. The number and size of the sculpture mirror modules 132 may vary depending on the type and distance of the celestial object observed by the foldable telescope.

Among the plurality of sculpture mirror modules 132, two adjacent sculpture mirror modules 133 and 134 may have a telescopic folding structure. Below, with reference to Figure 10, the telescopic folding structure between the first fragment mirror module 133 and the second fragment mirror module 134 among the two adjacent fragment mirror modules 133 and 134 will be described.

The first sculpture mirror module 133 is a sculpture mirror module located at the lower part closer to the base plate 131 among the two adjacent sculpture mirror modules 133 and 134, and the second sculpture mirror module 134 is a base plate (131). ) is a sculpture mirror module located at the top, further from the

The first sculpture mirror module 133 and the second sculpture mirror module 134 may be provided with a guide device 136 so that they can be smoothly folded or deployed in a telescopic folding manner. A plurality of guide devices 136 may be provided along the circumferential direction for each two adjacent sculpture mirror modules.

The first sculpture mirror module 133 includes a first sculpture mirror body 133a having an inclined circular ring shape, and a first lifting guide groove 133b provided on the first sculpture mirror body 133a.

If the sculpture mirror module located at the lower part of the first sculpture mirror module 133 is called a third sculpture mirror module, the first sculpture mirror module 133 is a first lifting guide provided to protrude from the first sculpture mirror body (133a). It may be provided with protrusions. The first lifting guide protrusion may be coupled to the third lifting guide groove provided in the third sculpture mirror module.

The first lifting guide groove 133b may be roughly shaped like an 'L' or 'L' shape. That is, the first lifting guide groove 133b includes a vertical guide groove 133c formed to extend in the vertical direction, and a horizontal guide groove formed to extend in the horizontal direction by gently connecting from the lower end of the vertical guide groove 133c ( 133d) may be included.

The second sculpture mirror module 134 includes a second sculpture mirror body 134a having an inclined circular ring shape, a second lifting guide groove 134b provided on the second sculpture mirror body 134a, and a second sculpture A second lifting guide protrusion 134c may be provided to protrude from the mirror body 134a. The second lifting guide protrusion (134c) may be coupled to the first lifting guide groove (133b) provided in the first sculpture mirror module (133).

The foldable reflector 130 may be provided with a deployment device (not shown) that folds or unfolds a plurality of sculpture mirror modules 132 in a telescopic structure to switch between the folded state and the deployed state. The deployment device may include a driving device that adjusts the spacing (distance) of the upper plate 135 or the uppermost sculpture mirror module with respect to the base plate 131.

In an embodiment, the driving device of the deployment device may include a plurality of driving cylinders disposed along the circumferential direction on the base plate 131 to lift and drive the upper plate 135 or the uppermost engraving mirror module.

Each drive cylinder of the deployment device is configured to raise and lower a drive cylinder rod of a telescopic structure. The upper end of the driving cylinder rod is connected to the upper plate 135 or the uppermost engraving mirror module.

When the upper plate 135 or the uppermost sculpture mirror module is raised by driving the driving cylinder, the second lifting guide protrusion 134c provided on the second sculpture mirror module 134 is provided on the first sculpture mirror module 133. 1 The vertical guide groove (133c) and the horizontal guide groove (133d) of the lifting guide groove (133b) are moved sequentially to guide the lifting operation.

At this time, the driving cylinder can drive the upper plate 135 or the uppermost engraving mirror module to be inclined in a diagonal direction at a predetermined angle with respect to the vertical direction, and accordingly, the second lifting guide protrusion 134c is formed in the horizontal guide groove 133d. It is possible to maintain the deployed state more stably by being supported within the second lifting guide protrusion 134c.

On the contrary, when the upper plate 135 or the uppermost sculpture mirror module is lowered in an inclined diagonal direction by driving the driving cylinder, the second lifting guide protrusion 134c provided on the second sculpture mirror module 134 is connected to the first sculpture mirror. The lifting motion is guided by moving away from the horizontal guide groove (133d) of the first lifting guide groove (133b) provided in the module 133 and moving through the vertical guide groove (133d).

Accordingly, the plurality of sculpture mirror modules 132 are folded in a telescopic structure, so that the foldable reflector 130 is folded in an approximately flat state (a state in which the central position of the plurality of sculpture mirror modules arranged along the radial direction is placed on a plane) ) can be folded for easy transport or storage. Meanwhile, the arrangement of the plurality of sculpture mirror modules 132 can be adjusted by adjusting the driving distance of the deployment device.

A plurality of driving devices of the deployment device may be provided along the periphery of the foldable reflector 130 to smoothly transition between the folded state and the deployed state. The deployment device is not limited to the examples of drive means described above, and may be modified to various drive mechanisms such as a wire/winch drive device or a belt drive device.

Figure 12 is an enlarged view of portion 'B' of Figure 8, schematically showing the fine adjustment part of the engraving mirror constituting the foldable telescope according to an embodiment of the present invention. Referring to FIGS. 8 and 12, the foldable telescope according to an embodiment of the present invention may include an engraving mirror fine adjustment unit 140. The engraving mirror fine adjustment unit 140 is provided on the reflector module to finely adjust the arrangement of the engraving mirror modules by adjusting the position and/or arrangement angle of the engraving mirror modules (133, 134).

In the embodiment, the engraving mirror fine adjustment unit 140 includes a first engraving mirror module 133 arranged inside the radial direction among the two engraving mirror modules 133 and 134 adjacent to each other in the radial direction, and a radial direction. The reference may be provided between the second sculpture mirror modules 134 arranged on the outside.

In one embodiment, the engraving mirror fine adjustment unit 140 is provided on the radial outer surface of the first engraving mirror module 133, as shown in Figure 12, to determine the position and/or arrangement of the second engraving mirror module 134. It can be arranged to finely adjust the angle with respect to the first sculpture mirror module 133. Unlike shown, the sculpture mirror fine adjustment unit 140 is provided on the radial inner surface of the second sculpture mirror module 134 to adjust the position and/or arrangement angle of the first sculpture mirror module 133 to the second sculpture mirror module ( 134) may be arranged to fine-tune.

In one embodiment, the engraving mirror fine adjustment unit 140 includes a fine driving member 141 that is provided to be movable, elevated, and/or rotatable to finely adjust the position and/or arrangement angle of the second engraving mirror module 134. It may include a multi-degree-of-freedom drive unit 142 and 143 that moves, lifts and/or rotates the fine drive member 141 and a fine control unit that controls the multi-degree-of-freedom drive unit 142 and 143.

To prevent collision and interference with the sculpture mirror fine adjustment unit 140 provided in the first sculpture mirror module 133, the second sculpture mirror module 134 may be provided with a groove portion 134e from its bottom toward the top. . The groove portion 134e may be provided in the upper area of the engraving mirror fine adjustment portion 140. Accordingly, the first sculpture mirror module 133 and the second sculpture mirror module 134 can be switched between the folded state and the deployed state without conflict or interference with each other.

In the embodiment, the sculpture mirror fine adjustment unit 140 moves, lifts and/or rotates the fine drive member 141 to push the inner surface of the groove, such as the upper surface 134f or the side of the second sculpture mirror module 134. The arrangement of the second sculpture mirror module 134 can be finely adjusted by pulling, pulling, or rotating. The fine driving member 141 may be fixedly coupled to the inner surface of the groove 134e, or the sculpture mirror element may be driven by pushing the inner surface of the groove without being fixed or pulling it using a vacuum suction method. On the other hand, the first sculpture mirror module 133 may also be provided with a groove portion 133e to prevent collision/interference with the sculpture mirror module (third sculpture mirror module) and the sculpture mirror fine adjustment unit inside the sculpture mirror module 133.

The multi-degree-of-freedom drive units 142 and 143 may include a position adjustment drive unit 142 that moves or lifts the fine drive member 141, and a rotation drive unit 143 that rotates the fine drive member 141. . In an embodiment, the multi-degree-of-freedom driving units 142 and 143 have 6 degrees of freedom that can variously adjust the positions and angles of the first fragment mirror module 133 and the second fragment mirror module 134 from several to tens of microscopic levels. It may be provided as a driving unit, but is not limited thereto. For example, the multi-degree-of-freedom drivers 142 and 143 may include a drive shaft whose position and angle can be adjusted in three axes.

The fine control unit may control the multi-degree-of-freedom driving units 142 and 143 by receiving control signals from the telescope control system through wired/wireless communication. The control signal may be generated through comparison of the placement status of the fragment mirror modules 133 and 134 detected by a foldable telescope or an externally provided sensor and the target placement state set for the sculpture mirror modules 133 and 134.

The foldable telescope according to the embodiment of the present invention as described above can be transported to space, etc. in a flat state as shown in FIG. 9, and can facilitate transportation by reducing the transportation volume of the main reflector. Transportation costs can be dramatically reduced.

In addition, according to an embodiment of the present invention, the main reflector is implemented by easily switching the folded reflector from the folded state to the deployed state by the deployment device, so that alignment, placement, and assembly of the optical design are easy, making the reflector module (sculpture mirror module) ) can shorten the installation time, and the optical arrangement of the reflector can be adjusted in various ways by the deployment device.

In addition, in the case of a sculpture mirror module arranged in a conventional honeycomb shape, an approximately triangular empty space is generated on the outer diameter side of the honeycomb shape sculpture mirror, and a loss of effective reflective surface area occurs as much as this space, but in practice of the present invention According to the example, it is possible to implement a circular mirror, thereby increasing the effective reflection surface and the telescope aperture area of the piece mirror telescope.

The telescope installation method according to an embodiment of the present invention is to place the reflector module (or sculpture mirror module) in a folded state on a plane by moving the reflector module at a first position (for example, at a location on the Earth or in space). It may include moving the reflector module to a second location (for example, an observation location on Earth or in space) and implementing the reflector of the telescope by moving the reflector module to the second location and deploying it using a deployment device.

The above detailed description is illustrative of the present invention. Additionally, the foregoing is intended to illustrate preferred embodiments of the present invention, and the present invention can be used in various other combinations, modifications, and environments. That is, changes or modifications are possible within the scope of the inventive concept disclosed in this specification, the scope equivalent to the written disclosure, and/or the technology or knowledge in the art.

The written examples illustrate the best state for implementing the technical idea of the present invention, and various changes required for specific application fields and uses of the present invention are also possible. Accordingly, the detailed description of the invention above is not intended to limit the invention to the disclosed embodiments. Additionally, the appended claims should be construed to include other embodiments as well.

10: folding telescope
100: reflector
110, 120, 130: Foldable reflector
110a: reflector body
111: support plate
112: operating member
112a: rotation axis
112b: support surface
113: reflector module
113a: opening
113b: Perimeter of reflector module
113c: First fragment mirror element
113d: Second piece mirror element
113e, 113g: groove part
113f: Upper surface of groove
114: incision
115: driving device
116: support part
117: reflective surface
120a: reflector module
120b: deployment device
121: central wire
121a, 121b, 121c: ring-shaped wire
122: variable angle wire
123: Internal connection wire
123a, 124a: ring structure connection part
124: external connection wire
125: wire connection part
126: reinforcement wire
127: Sculpture Mirror
128: support plate
128a, 128b, 128c: driving cylinder rod
129a, 129b, 129c: driving cylinder
131: base plate
132: Sculpture mirror module
133: 1st sculpture mirror module
133a: First piece mirror body
133b: First lifting guide groove
133c: Vertical guide groove
133d: horizontal guide groove
134: Second sculpture mirror module
134a: Second piece mirror body
134b: Second lifting guide groove
134c: Second lifting guide projection
135: upper plate
136: guide device
140: Sculpture mirror fine adjustment unit
141: Fine driving member
142, 143: Multi-degree-of-freedom driving unit
144: fine control unit
200: Sub-reflector
202: Sub-reflector support
300: analysis device
400: Direction control device
500: support

Claims (20)

A foldable telescope including a foldable reflector for astronomical observation, comprising:
The folding reflector:
A reflector module comprising a sculpture mirror module, wherein the sculpture mirror module is configured to be switchable between a folded state and an unfolded state; and
It includes a deployment device that switches the reflector module between the folded state and the deployed state,
The folded state is a state in which the sculpture mirror modules are arranged on the same plane,
The unfolded state is a foldable telescope in which the sculpture mirror modules are not arranged on the same plane. In claim 1,
The reflector module has a flat plate shape in the folded state and includes a reflector body that is divided by a helical cutout and has a helical structure. In claim 2,
The foldable reflector further includes a support plate provided in the form of a flat plate,
The center of the reflector module is coupled to the center of the support plate,
The deployment device:
An operating member rotatably coupled to the periphery of the reflector module; and
A foldable telescope comprising; a driving device that rotates the operating member relative to the reflector module to switch the reflector module between the folded state and the deployed state. In claim 3,
The operating member is configured such that when the operating member is rotated by the driving device, a support surface provided at an end of the operating member pushes the upper surface of the support plate and lifts the peripheral portion of the reflector module in a direction away from the support plate. In claim 3,
The reflector module is disposed on the upper surface of the support plate in the folded state, and in the deployed state, the reflecting surface is deployed in a radial direction from the center away from the upper surface of the support plate. In claim 1,
The reflector module:
A central wire having rigidity and including a plurality of ring-shaped wires arranged in a concentric structure; and
A foldable telescope comprising: a plurality of variable angle wires coupled to at least one ring-shaped wire of the central wire and arranged along the circumferential direction. In claim 6,
The central wire includes a first annular wire, a second annular wire, and a third annular wire sequentially arranged in a concentric structure from the center,
The variable angle wire is connected to at least one ring-shaped wire among a plurality of ring-shaped wires. In claim 7,
The variable angle wire is:
an internal connection wire and an external connection wire connected to different ring-shaped wires among the plurality of ring-shaped wires; and
A foldable telescope comprising a wire connection part connecting the internal connection wire and the external connection wire. In claim 8,
The inner connecting wire is connected to the second ring-shaped wire, and the outer connecting wire is connected to the third ring-shaped wire,
The internal connecting wire and the external connecting wire are each connected to the inner end in a bent ring shape so as not to be separated from the ring-shaped wire. In claim 7,
The deployment device:
a driving device that switches the foldable reflector between the folded state and the deployed state by driving at least one of the central wire and the plurality of variable angle wires so that the angle of the plurality of variable angle wires is adjusted relative to the central wire; Including, foldable telescope. In claim 10,
The driving device is:
support plate;
a first driving cylinder disposed on the support plate and driving the first annular wire to lift and lower;
a second driving cylinder disposed on the support plate and driving the second annular wire to lift and lower; and
It is disposed on the support plate and includes a third driving cylinder that lifts and drives the third annular wire,
The first driving cylinder, the second driving cylinder, and the third driving cylinder independently lift and drive the plurality of ring-shaped wires to adjust the arrangement angle of the plurality of variable angle wires connected to the ring-shaped wire. telescope. In claim 6,
A foldable telescope further comprising a reinforcing wire arranged along the circumferential direction of the central wire and connecting and supporting at least two ring-shaped wires among the plurality of ring-shaped wires. In claim 1,
The reflector module is provided as a telescopic reflector module including a plurality of piece mirror modules stacked to have a telescopic folding structure. In claim 13,
A foldable telescope wherein a plurality of sculpture mirror modules are sequentially stacked on a base plate and are arranged to increase in size in a direction away from the base plate. In claim 13,
Among the plurality of sculpture mirror modules, the adjacent first sculpture mirror module and the second sculpture mirror module are provided with a guide device for guiding the lifting operation so that they can be folded or deployed in a telescopic folding manner, a foldable telescope. In claim 15,
The first sculpture mirror module includes a first sculpture mirror body having an inclined cylindrical shape, and a lifting guide groove provided in the first sculpture mirror body,
The second sculpture mirror module includes a second sculpture mirror body having an inclined cylindrical shape, and a lifting guide protrusion provided to protrude from the second sculpture mirror body,
The lifting guide protrusion provided on the second sculpture mirror module is coupled to the lifting guide groove provided on the first sculpture mirror module, a folding telescope. In claim 16,
The lifting guide groove includes a vertical guide groove formed to extend in the vertical direction, and a horizontal guide groove formed to extend in the horizontal direction and gently connected from a lower end of the vertical guide groove. In claim 14,
An upper plate is provided on top of the plurality of sculpture mirror modules,
The deployment device includes a driving device that folds or unfolds the plurality of sculpture mirror modules in a telescopic structure to switch between the folded state and the deployed state,
The driving device is a folding telescope that adjusts the spacing of the top plate or the uppermost sculpture mirror module among the plurality of sculpture mirror modules with respect to the base plate. In claim 1,
A foldable telescope provided on the reflector module, further comprising a sculpture mirror fine adjustment unit for finely adjusting at least one of the position and arrangement angle of the sculpture mirror of the sculpture mirror module. A foldable telescope installation method for installing the foldable telescope according to any one of claims 1 to 19, comprising:
moving the foldable telescope in the folded state from a first position to a second position by a moving means; and
After moving to the second position, switching the foldable telescope to the deployed state by the deployment device to implement a reflector of the telescope.

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