144 results about "Astronomical telescopes" patented technology

The invention belongs to the field of astronomical telescopes, and particularly relates to a large-aperture spliced telescope adjusting device and method, and the method comprises the steps: starting a light source module, providing a far-field illumination light beam for a spliced primary mirror, and carrying out the confocal adjustment of each sub-mirror through an adjusting mechanism according to the far-field illumination light beam; the light source switching module is used for providing a near-field illumination light beam for the spliced primary mirror, and the near-field illumination light beam is split into two separated sub light beams by the pyramid mirror after penetrating through a splicing seam of the spliced primary mirror; performing dispersion on all the sub-beams through a dispersion prism, and converging the dispersed sub-beams through an achromatic lens to form dispersion stripes; the phase difference of the dispersion fringes is extracted through the camera, and co-phase adjustment is carried out on the sub-mirrors through the adjusting mechanism according to the phase difference of the dispersion fringes. According to the invention, high-precision and high-flux spectral response calibration and co-phase detection of the large-aperture spliced telescope can be realized, so that reliable technical support is provided for construction and operation of a next-generation giant astronomical telescope.

The invention provides a full-automatic operation integrated telescope system and a control method thereof, relates to the technical field of astronomical telescope observation, and aims at solving the technical problems that traditional astronomical observation equipment is low in automation degree and high in personnel dependence. The system comprises a telescope hardware system, observation equipment and auxiliary equipment are integrated in the telescope hardware system, the telescope hardware system is provided with an external interface, and the external interface can be linked with an external system; the remote scheduling system is used for formulating all-time conflict-free observation tasks by utilizing an optimization algorithm; the automatic control system is in communication connection with the remote scheduling system and is used for generating a control instruction according to the time sequence of the observation task and scheduling the telescope hardware system to perform automatic observation through an external interface; and the safety pre-warning system is in communication connection with the automatic control system and is used for receiving the environment information and the working condition information of the telescope hardware system and carrying out judgment, pre-warning and disposal on abnormal information in the environment information and the working condition information according to a preset strategy.

1. Name of the Design Product: Smart Astronomical Telescope. 2. Use of the Design Product: For celestial observation. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 1.

The invention provides a space terahertz telescope pointing calibration method, medium and equipment, and belongs to the technical field of astronomical telescope observation, and the method comprises the steps: obtaining observation sampling point frequency spectrum data of a large sampling interval based on an OTF observation mode; based on the rough calibration model, processing the spectrum data of the large sampling spacing, and determining a preliminary deviation between a TS electric axis and an optical axis; carrying out OTF observation of small sampling spacing under the condition of initial deviation information and obtaining corresponding spectrum data; processing the spectrum data of the small sampling spacing based on a fine calibration model to obtain fine deviation of a terahertz electric axis and an optical axis; and under the condition of fine deviation, TS pointing precision verification is carried out. The implementation of the method provides a feasible solution for the actual demand of CSST TS in-orbit calibration, and effectively supports the calibration processing of CSST TS scientific observation data.

This invention provides a limiting system and method for a 60cm aperture fork-type equatorial mount Cassegrain reflecting telescope, relating to the field of astronomical telescope technology. It can cut off power to the turntable when the telescope, terminal instruments, and fork-type turntable collide, thereby protecting the integrity of the telescope, terminal instruments, and fork-type turntable. The system is simple in structure, allows for non-destructive assembly, and offers high reliability and accuracy. The limiting system includes: a limiting device, a telescope, a relay, a power supply, and a fork-type turntable assembled with the telescope. The fork-type turntable is connected to the power supply via the relay. The limiting device is mounted on the fork-type turntable and electrically connected to the relay, controlling the relay's on / off state through the trigger state of the limiting device. The limiting device includes a limiting plate and a base plate, which are connected. The base plate is fixedly connected to the fork-type turntable. The limiting plate is equipped with a compression trigger element, which is electrically connected to the relay. The position of the limiting plate on the fork-type turntable coincides with the contact position between the telescope and the fork-type turntable.

The astronomical telescope comprises a cylinder body and a fixing ring, one end of the cylinder body is used for installing a corner mirror assembly or a camera, and the other end of the cylinder body is used for installing an objective lens assembly. The fixing ring is arranged on the inner wall of the cylinder body, the inner wall of the fixing ring is provided with an internal thread, the internal thread is used for being matched and connected with an external thread on the outer wall of the built-in lens group, and the built-in lens group is a focus reduction lens assembly or a flat field lens assembly. According to the astronomical telescope provided by the embodiment of the utility model, the fixing ring with the internal threads can be connected with the focus reduction lens assembly or the flat field lens assembly, so that the existing astronomical telescope can be combined with the focus reduction lens assembly and the flat field lens assembly. And the position of the telescopic tube is moved, so that the corner mirror assembly or the camera can be moved to the focus of the focus reduction mirror assembly or the flat field lens assembly.

This invention relates to a clamping fixture for processing astronomical telescope lenses, comprising: a mounting base, a mounting hole on the left side of the mounting base, a mounting groove on the right side of the mounting base, a threaded hole on the upper left side of the mounting base, and an insertion hole on the upper left side of the mounting base, wherein a limiting ring is fixedly installed inside the insertion hole. This clamping fixture for processing astronomical telescope lenses, by setting a clamping plate, inserts the clamping plate into the lens hole during lens processing, placing the lens on the right side of the clamping base, with the outer edge of the lens inside the limiting groove. At this time, the iron piece at the left end of the clamping plate is then attracted to the clamping post, thereby fixing the lens by a permanent magnet. Using magnets makes installation and removal more convenient, and the attraction is firm, preventing easy shaking and not affecting the normal processing of the lens, making it more convenient to use.

The invention discloses a high-precision control method for optical parameters of an off-axis spliced sub-lens of a primary lens of a large astronomical telescope, and belongs to the field of advanced optical manufacturing and detection. According to the method, precise adjustment of a detection light path is achieved through different diffraction function areas of computer generated holography (CGH), and high-precision control over the curvature radius and the off-axis amount of an off-axis sub-mirror is achieved by combining distance measurement of a laser tracker and angle measurement of a theodolite. The method specifically comprises three stages of inspection light path coarse adjustment, fine adjustment and light path parameter measurement and processing, optical element space attitude adjustment is guided through a diffraction reference point of the CGH, and finally off-axis sub-mirror surface shape and optical parameter information are obtained. According to the invention, the problem of installation and adjustment precision in the detection of the large off-axis aspheric reflector can be effectively solved, and reliable technical support is provided for the manufacturing of the primary mirror and the spliced secondary mirror of the astronomical telescope.

The utility model relates to the technical field of visual displacement monitoring, and provides an astronomical telescope bracket for remote visual displacement monitoring, which comprises an adapter plate assembly, a rotating fulcrum, a lifting sliding table assembly, a rotating sliding table assembly and a bottom plate which are sequentially arranged from top to bottom, the adapter plate assembly is hinged to the lifting sliding table assembly through a rotating fulcrum. The two sets of rotating fulcrums and the two sets of lifting sliding table assemblies are arranged at intervals in the length direction of the adapter plate assembly. The lifting sliding table assemblies are in one-to-one correspondence with the rotating fulcrums; the rotary sliding table assembly is connected between the lifting sliding table assembly and the bottom plate; and the bottom plate is used for realizing connection with a mounting position. According to the utility model, through the cooperation of the two groups of rotating fulcrums and the lifting sliding table assembly, the precise adjustment of the pitching angle of the astronomical telescope is realized, and the stability of the astronomical telescope in the pitching direction is improved; 360-degree precise adjustment in the horizontal direction is achieved through the rotary sliding table assembly, the imaging precision is ensured, and the requirement for engineering practicability is met.

The invention provides an astronomical telescope auxiliary mounting and supporting device, and relates to the field of astronomical telescope mounting brackets, the astronomical telescope auxiliary mounting and supporting device comprises a supporting seat, a mounting holder is arranged at the top of the supporting seat, a plurality of supporting legs are rotatably connected to the bottom of the supporting seat, and self-locking adjusting assemblies are arranged on the supporting legs. The telescopic leg and the trigger plate jointly form a telescopic supporting structure, angle adjustment of the device is achieved by rotating the angle of the supporting leg, height adjustment of the device is achieved by moving the trigger plate and the telescopic leg, the effect of locking when touching the ground is achieved through the self-locking adjusting assembly, and then the device has the effect of being convenient to move; and meanwhile, rapid deployment and automatic locking are realized under complex terrains.

The application belongs to the technical field of telescope manufacturing, and discloses an astronomical telescope objective lens optical system with an ultra-long working distance, which is characterized in that: an objective lens first lens, an objective lens second lens, an objective lens third lens, an objective lens fourth lens and an objective lens fifth lens are sequentially arranged along the optical axis direction from the object side to the image side; the focal length of the optical system is 450.175 mm, the entrance pupil diameter is 90 mm, the field of view is 3.488°, the F number is 5, the total length of the optical system is 428.58 mm, and the working distance is 224.38 mm.

The invention discloses a horizon astronomical telescope pointing error correction method based on machine learning. The method comprises the following steps: recording fixed star data; constructing a telescope rack pointing model, calculating a model coefficient, performing coarse correction on a new observation target, accumulating observation data, and preprocessing the observation data; training the preprocessed training set data by using an XGBoost regression model, predicting condition parameters of a new observation target by using a trained error prediction model to obtain normalized azimuth angle deviation and elevation angle deviation predicted values of the new observation target, and carrying out reverse normalization processing on the predicted values to obtain an actual rack deviation angle; and superposing the rough correction deviation angle and the actual rack deviation angle to serve as a final offset to be injected into a telescope rack tracking program so as to realize correction of a pointing error. According to the invention, the pointing error can be within a very small range, and the pointing precision of the horizon telescope can be effectively improved.

The utility model discloses an astronomical telescope which comprises an objective lens, an eyepiece, a finderscope, a reflective mirror, a corner mirror and a displacement assembly. The objective lens is arranged on the first optical axis. The second optical axis and the first optical axis form an included angle and intersect with each other. The finderscope is arranged on the second optical axis, and the finderscope and the eyepiece are located on the two sides of the first optical axis respectively. The reflective mirror is arranged at the intersection of the second optical axis and the third optical axis, the third optical axis is parallel to the first optical axis, and the reflective mirror can reflect light incident along the third optical axis to the finderscope. The corner mirror is movably arranged at the intersection of the first optical axis and the second optical axis, and the corner mirror can reflect the light passing through the objective lens to the eyepiece and can shield the light passing through the finderscope. The displacement assembly comprises a moving part connected with the corner mirror. According to the astronomical telescope provided by the embodiment of the utility model, the corner mirror can be integrated with any one or all of the finderscope and the camera interface.

1. Name of this design product: Astronomical Telescope (SPX5‑80). 2. Purpose of this design product: This design product is used for observation. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1. 5. Other situations that require explanation Other explanations: The mark A in the main view is the display screen.

The present invention discloses a method and system for processing real-time radio astronomy data streams based on distributed acquisition components, including: S1. Data transmission, the server receives User Datagram Protocol (UDP) data packets transmitted by a radio astronomy telescope through a network card, uses the open-source pulsar distributed acquisition component and data analysis system PSRDADA to create and manage a circular buffer, and transfers data streams between each circular buffer; S2. Data processing, utilize the unified computing device architecture (CUDA) parallel computing platform and programming model of a graphics processing unit (GPU) to write a calculation and unpacking program, thereby realizing parallel processing and data extraction of large-scale data; S3. Data writing to disk, use the data storage client of PSRDADA to write data blocks to the disk and split the data into files of arbitrary length. The present invention can efficiently and stably receive high-speed radio data streams, realize real-time processing of data, and provide a reliable solution for high-bandwidth signal transmission and processing in radio astronomy observations.

The application discloses a wireless multi-astronomical telescope control system based on an ASCOM communication protocol and belongs to the field of system control. The overall application is divided into three parts, namely, an ASCOM (astronomy common object model) standardization module, a server and a client. An ordinary user selects corresponding stars to control a telescope through the client, and a manager uses a server control software running on a PC to configure the telescope numbers controllable by the client and continuously receives control commands sent by the client, and sends control commands to star map software to move a corresponding group of telescopes to the selected stars.

The utility model provides a moving balance structure of a heavy objective lens moving focusing type astronomical telescope, which relates to the technical field of astronomical telescope devices and comprises an objective lens barrel, a rack, a focusing seat, a focusing barrel, a rear seat, a shell and a supporting seat. The orthographic projection, corresponding to the optical axis of the objective lens barrel, of the rack is installed on the bottom wall of the objective lens barrel in the axial direction, the focusing base is in a sleeve shape and coaxially installed on the outer wall of the interface side of the objective lens barrel, the focusing barrel is installed at the bottom of the focusing base, a gear is installed in the focusing barrel and meshed with the rack, and the two ends of the gear are connected with a bearing and a focusing wheel installed at the end of the focusing barrel respectively. The rear seat is installed on the outer side of the objective lens barrel and coaxially connected with the focusing seat and the shell, the supporting seat is coaxially installed on the outer wall of the front side of the objective lens barrel and connected with the front end of the shell, and the problem that a traditional heavy objective lens moving focusing type astronomical telescope is not smooth in focusing can be solved.

The present application discloses an electronic star finder for assisting the main telescope of an astronomical telescope to find target celestial bodies, which includes: an imaging unit, including an optical lens, for imaging a target sky area; an image sensor, which is arranged on the focal plane of the optical lens of the imaging unit, for sensing the image of the target sky area obtained by the imaging unit; and a calculation unit, which receives the image from the image sensor and is configured to perform the following processing based on the image: extracting star points in the image; and identifying the star points in the image by matching the star points with a star catalog database to obtain the names and / or equatorial coordinates of the star points. The present application also discloses an astronomical telescope including the above-mentioned electronic star finder, and an electronic star finding calculation device for use in cooperation with the electronic star finder. The electronic star finder of the present application is more convenient to operate and use compared with traditional optical star finders.

The two-dimensional rotary table bearing comprises a first outer ring and an inner ring, a rotating position is arranged on the inner wall of the first outer ring in the circumferential direction, an axial rotating assembly and a radial rotating assembly are arranged in the rotating position, and the axial rotating assembly comprises a first ball combination and a second ball combination; the inner ring is rotationally borne in a rotating position between the first ball combination and the second ball combination, the radial rotating assembly comprises a plurality of columnar rollers, the columnar rollers are in rolling fit with the first outer ring, and when the inner ring is located in the rotating position, the outer wall, in the circumferential direction, of the inner ring abuts against the columnar rollers; the astronomical telescope has the effect of improving the rotation flexibility and the working speed of the astronomical telescope during working.

According to the invention, glass is replaced by transparent plastic materials such as transparent resin with very good light transmission to manufacture large and ultra-large objective lens convex lenses, so that large and ultra-large telescopes can be easily manufactured.

1. The name of the design product: toy (astronomical telescope 2). 2. The use of the design product: toy for children to play. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: combined state perspective view 1.

1. The name of the design product: astronomical telescope (70500MLQ). 2. The use of the design product: multifunctional astronomical telescope for observing space stars, celestial bodies or distant scenes. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. The bottom view of the design product is not easy to see or not visible during use, and the bottom view is omitted; the top view has been shown in other views, and the top view is omitted.

The utility model relates to the technical field of astronomical telescopes, in particular to a large-aperture high-precision Cassegrain catadioptric astronomical telescope, which comprises a lens cone, a primary reflector, a secondary reflector and a light-transmitting tube, the primary reflector and the secondary reflector are respectively arranged on two sides in the lens cone, the light-transmitting tube is arranged along the axial direction of the lens cone, the light-transmitting tube and the secondary reflector are coaxially arranged, and the primary reflector and the secondary reflector are coaxially arranged. The light-transmitting pipe is provided with a light path channel which is through along the axial direction of the light-transmitting pipe; and the focusing tube is arranged on the light transmission tube in a sleeving manner, and the focusing tube can slide in the axial direction relative to the light transmission tube. According to the large-aperture high-precision Cassegrain catadioptric astronomical telescope provided by the utility model, the axial movement of the main reflector is realized by driving the focusing screw shafts which are symmetrical on the two sides through the synchronous belt, so that the stress is balanced, and the inner wall of the focusing tube is attached to the outer wall of the light-transmitting tube, so that the focusing tube linearly moves by taking the light-transmitting tube as a guide, and the focusing effect is improved. And imaging drift is not easy to occur during focusing.

1. The name of the product under this design: Hand Controller (E.GALAXY). 2. Purpose of this design product: This design product is used for astronomical telescopes. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of the design product: focusing mount of astronomical telescope. 2. The use of the design product: adjusting the position of the eyepiece relative to the objective lens in the use of astronomical telescope, so that the imaging of the observed target is clear and sharp. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a real-time astronomical telescope control command transmission method based on a reflective memory network interruption mechanism. The method comprises the following steps: upgrading a unit subsystem of the TCS system; the method comprises the following steps: arranging reflection memory cards in independent computers of a telescope TCS, an OCS and a GSS to form a CETTN; a command-parameter decoupling storage architecture is designed, and decoupling of dynamic parameters and static execution logic is achieved through CETTN partition mapping; the interrupt priority is configured to be the highest level in the RTX system; when the transmitter writes a command ID to a specified address, the RFM card sends an interrupt request to the slave control machine; an interrupt service program ISR of a receiving end firstly reads the command ID, loads a corresponding parameter template from a pre-storage area, and transmits a parameter pointer to a control thread; and setting a timer under RTX, detecting ISR response time, entering a protection mode if the response time is too long, and abandoning the command and waiting for the next command if the CRC (Cyclic Redundancy Check) is failed.

The invention discloses an astronomical telescope under-sampling image processing method, device and equipment and a medium, and relates to the technical field of optical testing, and the method comprises the steps: collecting an under-sampling image through employing a collection number and a micrometric displacement mode which are determined based on a target pixel size and an initial pixel size of the under-sampling image; determining a size search interval, a search step size and a current virtual distribution unit size based on the target pixel size, and splicing an image with the current virtual distribution unit size by adopting a Drizzle algorithm to obtain a current reconstructed image; transforming the current reconstructed image to calculate a high-frequency noise power function term and a power spectrum entropy function term and obtain a current function value; and if the size of the current virtual distribution unit is located in the search interval, updating the size of the current virtual distribution unit, skipping to the step of determining the current reconstructed image until the size of the current virtual distribution unit is not located in the search interval, and selecting the reconstructed image with the minimum function value as a target image. Therefore, the image processing efficiency can be improved.

1. The name of the design product: corner mirror (astronomical telescope component). 2. The use of the design product: used for astronomical telescope to freely switch observation of solar prominence and sunspot, and astronomical observation. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The invention discloses an astronomical telescope remote alignment method and system based on image matching, and relates to the technical field of image alignment, and the method comprises the steps: for distributed telescope stations, when a first telescope station collects a first image, a first target is verified, and a second target is verified; detecting the first image based on a star point vector set of the first target and deep space semantic features, performing alignment under rough matching and fine matching, determining an alignment parameter group of a second telescope station, performing control driving and collecting a second image; by introducing atmospheric disturbance, performing forward simulation and reverse compensation, performing matching alignment on a first image and a second image, determining a fine adjustment alignment parameter group, and performing alignment correction on a second telescope station, the technical problem that in the prior art, the cooperative fitness and the alignment precision are insufficient in a multi-telescope-station scene is solved. The cooperative work efficiency and the alignment precision of the telescope system in a complex environment can be effectively improved.

The invention discloses a telescope real-time control method and system based on a synchronous time service and memory sharing mechanism, the core of the method is to construct a hard real-time, high-synchronization and low-delay distributed control system for a telescope platform, and the method specifically comprises the following steps: constructing a real-time computing platform; constructing a high-precision time synchronization system; constructing a global shared memory network; defining and initializing a shared memory data area; the deterministic control logic based on the unified time reference is realized; and deploying a watchdog and a health monitoring mechanism. The method has a wide application prospect in the field of precise motion control of astronomical telescopes and the like. According to the method, the problems of poor real-time performance and low synchronization precision caused by network delay, clock asynchronization and process scheduling uncertainty of an existing telescope control system are solved.