142 results about "Flat mirror" patented technology

The invention discloses an indoor scene three-dimensional reconstruction method based on deep fusion and confidence modeling, and belongs to the technical field of computer vision. According to the method, composite data frames such as a color image, a depth map, an IMU (Inertial Measurement Unit) and a camera attitude are comprehensively utilized to carry out regional three-dimensional reconstruction on an indoor scene: firstly, the scene is divided into a smooth region (such as a wall, a ground, a ceiling, a glass plane, a mirror surface, a blackboard and other planes) and a complex curved surface region; aiming at the smooth area, adopting geometric prior guide plane fitting provided by a visual large model, and combining sensor attitude information to quickly reconstruct a regular plane model; for a complex curved surface area, a multi-frame point cloud fusion strategy is adopted to accumulate different view angle information, and a deep residual error refining network is utilized to recover curved surface details, so that a high-precision curved surface model is obtained. According to the method, the three-dimensional structure of the indoor scene can be efficiently reconstructed, the global framework of the smooth area is reserved, and the details of the surface of a complex object are depicted in detail.

A display of real world scenes comprising one or more optical mirror film surfaces having one or more selected deformations on said surfaces comprising one or a plurality of selected extended line indentation ordered deformations forming facets, including a selected plurality of selected disordered and ordered deformations forming a plurality of flat mirror facets, a plurality of folded mirror ridges, and a plurality of mirror vertices capable of capturing and transforming said scenes into other-worldly virtual images for recorded play back video image of said virtual images and other applications; including a method of imposing one or more selected ordered and disordered deformations on said mirror film surface irreversibly as a means of forming surfaces useful for the function of said virtual imaging display.

The invention relates to the technical field of measuring microscopes, in particular to an adjusting module and a measuring microscope, the measuring microscope comprises a base, a microscope bracket and a microscope main body, the adjusting module suitable for the measuring microscope comprises a carrying table and a plurality of first adjusting mechanisms, one side of the base is provided with a mounting plane, and the mounting plane is provided with a plurality of second adjusting mechanisms. And the mirror bracket is arranged on the mounting plane. According to the invention, the adjusting module can adjust the posture of the carrying platform by controlling the movable ends of the first adjusting mechanisms to move, thereby achieving the adjustment of the height of the object plane and the adjustment of the size of the included angle between the object plane and the axis of the lens. Therefore, the measuring microscope can be suitable for detection of various products including welding spot detection, circuit board detection, connector and socket detection, surface quality detection and chip and microelectronic element detection, various limitations of a traditional video microscope during detection of the products are solved, and the detection accuracy and efficiency are improved.

An embodiment of the utility model discloses a visual tactile sensor, which relates to the technical field of sensors and comprises a base, a flexible plate, an image acquisition device and a plane mirror. The flexible plate is arranged on the base, the image acquisition device is arranged on the base, the image acquisition device is located on one side of the flexible plate, and the plane mirror is obliquely arranged on the upper side of the flexible plate. The layout between the flexible plate and the image acquisition device can be changed through the plane mirror, the size of the visual tactile sensor in the height direction is greatly reduced, and the size of the visual tactile sensor is reduced. According to the scheme, through the innovative structural design of reflection imaging of the plane mirror, on the premise that the tactile perception precision is ensured, the problem that the size of a traditional visual tactile sensor is too large due to vertical imaging layout is solved, meanwhile, multiple technical requirements of environmental adaptability, cost controllability and the like are taken into consideration, and the visual tactile sensor is suitable for popularization and application. And better hardware support is provided for scenes such as refined operation and man-machine interaction of the robot.

A dual passband imaging system and method of assembly, use, and construction is disclosed. The imaging system locates a visible spectrum camera inside a parabolic mirror so as to be looking through a center hole within a flat mirror, and also locates a thermal spectrum camera to view the parabolic reflector through the center hole. A parabolic reflector is arranged to direct the exact same image-data toward the thermal spectrum camera and the visible spectrum camera.

To provide a method of calibrating a LiDAR sensor mounted on a vehicle, the method including positioning the vehicle at a distance from a target including a planar mirror and features surrounding the mirror.SOLUTION: A vehicle is positioned and oriented relative to a mirror so that an optical axis of the LiDAR sensor is nominally parallel to an optical axis of the mirror and so that the target is nominally centered at a field of view of the LiDAR sensor. The method further includes acquiring, using the LiDAR sensor, a three-dimensional image of the target including images of the features of the target and a mirror image of the vehicle formed by the mirror. The method further includes determining a deviation from an expected alignment of the LiDAR sensor with respect to the vehicle by analyzing the images of the features and the mirror image of the vehicle in the three-dimensional image of the target.SELECTED DRAWING: Figure 4A

The present invention relates to the technical field of live broadcast glasses frames, and in particular to live broadcast glasses frames, comprising a mounting base, wherein the upper surface of the mounting base is fixedly connected to a support column, a frame plate is provided on the support column, a first refractor is provided on the frame plate surface, a second refractor is provided on the frame plate at a right angle to the first refractor, an outer surface of the support rod near one end of the frame plate is fixedly sleeved with an inclined connecting plate, an upper surface of the connecting plate away from the support rod is provided with a mobile phone holder, and a mobile phone is provided on the mobile phone holder. The present invention enables a live broadcaster to record the live broadcaster with a rear camera on a mobile phone during the live broadcast by refraction through a plane mirror, thereby improving the capture of the live broadcaster's image and the quality of the video presented, ensuring the viewing effect of the viewer, and also facilitating the live broadcaster's viewing of the live broadcast content, ensuring the quality of the live broadcaster's live broadcast.

The utility model belongs to the technical field of makeup tables, and particularly relates to a multifunctional makeup table which comprises a main table, auxiliary tables used for supporting the main table are arranged below the left side and the right side of the main table, an adjusting rod is rotatably installed on the upper end face of the main table away from a makeup person, and a makeup mirror assembly is rotatably installed on the top of the adjusting rod. The cosmetic mirror assembly has two states of being far away from a makeup person and being close to the makeup person by rotating the adjusting rod, the cosmetic mirror assembly comprises a mirror shell, the mirror shell is hinged to a cover plate through a hinge, a mounting cavity is formed in the mirror shell, a magnifying lens is arranged in the mounting cavity, and a plane mirror is arranged on the cover plate of the mirror shell. The cosmetic mirror assembly comprises the mirror shell and the cover plate, the mirror shell and the cover plate are provided with the magnifying glass and the plane mirror respectively, and different cosmetic requirements are provided for a makeup person.

1. The name of the design product: mirror frame (wrinkle texture). 2. The use of the design product: living product, used to wrap plane mirror, with good ornamental value and practical value. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: front view. 5. No design points, omitting plan view; no design points, omitting elevation view.

The application belongs to InGaAs infrared focal plane detector, and provides a preparation method of a new type of InGaAs short-wave infrared detector. After growing P electrode, N electrode, P type metal and N type metal to form ohmic contact, growing connecting layer metal, thinning and polishing InP substrate to form a flat mirror surface, corresponding photoetching on a readout circuit wafer, growing lower electrode metal and indium column, and then carrying out metal stripping; InP epitaxial wafer PDA and readout circuit are uniformly glued, protected, and diced to form independent single; PDA and readout circuit are inversely interconnected to form an infrared detector, and secondary polishing treatment and growth of anti-reflection coating are carried out. The indium column is grown at the end of the readout circuit, and one-step photoetching can be completed. The PDA chip end can reduce the growth of the lower electrode, the growth of the indium column, and the growth of the corresponding passivation layer and the opening of the passivation layer. The process steps are reduced, the probability of defects is reduced, the production cost is reduced, and the final yield of the product is further improved.

1. The name of the design product: flat mirror (terminator astigmatism). 2. The use of the design product: for lighting, reflecting and focusing light. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 front view. 5. Design 1 is designated as the basic design.

The application provides a filter field capacitor small sleeve guide rod lead wire crimping die, and belongs to the technical field of dies. The filter field capacitor small sleeve guide rod lead wire crimping die comprises a lower die, a supporting inclined block, a frame die and an upper die. A pair of limiting holes are formed in the vertical plane of the lower die. A connecting hole corresponding to the limiting hole horizontally is formed in the other inclined surface opposite to the limiting hole. The vertical plane top of the lower die is an arc surface with a 120-degree concave. Another lower die is arranged in mirror image symmetry along the vertical plane of the lower die. The application can control the elastic diameter change contraction of the crimping die cavity along with the guide rod diameter, ensure that the guide rod is in close contact with the copper lead wire after crimping within a certain diameter specification error range, the internal guide rod does not have local gaps, eliminates the overheating hidden danger caused by poor contact, and makes every crimping reach the best effect.

A wafer processing method is provided for processing a wafer formed from a semiconductor material. The wafer processing method includes: a preparation step to prepare a wafer, which includes a front face, a back face on a rear side to the front face, and a side face extending from the front face to the back face, and has a flat mirror surface section that indicates a crystal orientation of the wafer on the side face; and a grinding step to grind the back face of the wafer, which was prepared in the preparation step, to form a recess and a protrusion surrounding the recess.

The utility model discloses an oral cavity inspection mirror which comprises a handle, a mirror box and a reflecting mirror, the mirror box is connected to the upper end of the handle, and the reflecting mirror is installed at the front end of the mirror box; a push-pull mechanism is arranged in the mirror box, a connecting seat is arranged on the back surface of the reflecting mirror, and the push-pull mechanism is connected with the connecting seat; the reflecting mirror is a flexible mirror surface, and the telescopic end of the push-pull mechanism can drive the reflecting mirror to protrude outwards or sink inwards from the middle of the reflecting mirror. According to the embodiment of the utility model, through the push-pull mechanism arranged in the mirror box, the reflecting mirror of the flexible mirror surface can be pushed outwards or pulled inwards towards the middle part, so that the shape of the reflecting surface of the reflecting mirror is changed, and the reflecting mirror has the effects of a plane mirror, a concave mirror and a convex mirror; medical staff can control the size of mirror surface reflection imaging of the reflecting mirror according to the use requirement, and the condition in the oral cavity of a patient can be better observed.

To enable the formation of more devices on a semiconductor wafer while allowing the wafer to be positioned in a predetermined orientation.SOLUTION: A processing method is a processing method for a semiconductor wafer which includes a surface, a back surface of the surface, and the side surface extending from the surface to the back surface, and a flat mirror surface indicating the crystal orientation of a semiconductor wafer on its side, and the method comprises a detection step 101 for detecting the flat mirror surface of the semiconductor wafer, and a storing step 102 for storing the semiconductor wafer in a wafer cassette such that the flat mirror surface faces a predetermined orientation.SELECTED DRAWING: Figure 3

The invention belongs to the field of 3D printing, and particularly relates to a laser capable of changing laser beam energy distribution and application of the laser. The laser comprises a laser light source, an optical fiber output end face, an adjusting lens, a collimating element and a scanning field lens which are sequentially arranged, and after laser beams emitted by the laser light source sequentially pass through the optical fiber output end face, the adjusting lens, the collimating element and the scanning field lens, ring mode light spots or conventional Gaussian light spots with annular light energy distribution are obtained. The adjusting lens is selected from a plane lens. According to the invention, the switching between the annular ring mode light spot and the conventional Gaussian light spot is realized through the switching between the perforated plane lens and the non-perforated plane lens with the same or different thicknesses, and the switching of different light spots can be realized as required in the actual laser cladding application.

The invention provides an intersecting line cutting device which is characterized in that a plurality of optical plane mirrors are arranged in an observation connecting box to form a light path system, and the light path system is used for refracting a cutting point image to an external observation window; the driving end assembly comprises a double-shaft output motor, a right output shaft of the double-shaft output motor is in transmission connection with the driven end assembly through a synchronous belt, and synchronous rotation of the driving end assembly and the driven end assembly is achieved. A vertical plate of the driven end assembly is composed of two adjusting plates capable of moving relatively, and centering adjustment of a workpiece is achieved through locking and fixing of screws.

The embodiment of the invention provides a grating diffraction efficiency system and method, and the system measures a first energy value obtained by a first energy meter when a first laser beam enters a to-be-measured grating, and also measures a second energy value obtained by reflecting the first laser beam to a second energy meter. And meanwhile, a third energy value obtained by the first energy meter when the second laser beam enters the high-reflectivity plane mirror is measured, and a fourth energy value obtained by reflecting the second laser beam to the second energy meter is also measured. And respectively converting the second energy value and the fourth energy value obtained by the second energy meter into a fifth energy value and a sixth energy value according to a predetermined energy conversion relation of the energy values. According to the difference between the fifth energy value and the sixth energy value, the output energy value difference between the laser beam incident to the to-be-measured grating and the laser beam incident to the high-reflectivity plane mirror is determined, and therefore the accuracy of calculating the grating diffraction efficiency of the to-be-measured grating is improved.

The present invention provides a beam deflection device and a beam deflection method. The device includes a base, a main seat, a flat mirror seat with a light passing hole, a flat mirror, and a projection objective lens. The main seat is fixed on the base through a main seat three-point push and three-point pull mechanism. The projection objective lens is installed on the main seat. The flat mirror is fixed on the flat mirror seat. The flat mirror seat is fixed on the inclined surface of the main seat through a flat mirror three-point push and three-point pull mechanism. By adjusting the base through the main seat three-point push and three-point pull mechanism and adjusting the flat mirror seat through the flat mirror three-point push and three-point pull mechanism, the beam deflected by the flat mirror is perpendicular to the horizontal plane and coaxial with the optical axis of the projection objective lens. Using the present invention, the beam can be quickly and efficiently deflected from the horizontal direction to the vertical direction, and the beam deflected by the flat mirror is coaxial with the optical axis of the projection objective lens and perpendicular to the horizontal plane.

The present invention relates to an implant comprising a body and a tubular cover, which may be made of a material that is only slightly stretchable. In this case, the cover (10, 20, 30, 40) is placed in a circumferential direction (U) of the tube in a first zigzag fold (11, 21, 31, 41) and at least one second zigzag fold (12, 22, 23, 24, 32, 42), which are arranged adjacent to one another in the circumferential direction (U) and are configured such that in each case, the first zigzag fold (11, 21, 31, 41) is folded in the circumferential direction (U) of the tube, and the second zigzag fold (12, 22, 23, 24, 32, 42) is folded in the circumferential direction (U) of the tube. Two adjacent zig-zag folds of the first zig-zag fold (11, 21, 31, 41) and the at least one second zig-zag fold (12, 22, 23, 24, 32, 42) are folded in mirror symmetry with respect to an imaginary mirror plane (17, 27), which extends between the respective two adjacent zig-zag folds and transversely with respect to the circumferential direction (U) in the longitudinal direction of the tube. The invention also relates to a corresponding cover and to a method for producing a cover and an implant.

The invention provides a camera mirror image calibration method and system. The method comprises the following steps: acquiring positions and angles of a mirror and a camera; adjusting the relative positions of the mirror and the camera until the mirror image character plane, the lens plane and the sensor plane intersect at one point; according to the method, the positions of the mirror and the camera are adjusted through the laser aligner, images output by the camera are monitored in real time until clear images are obtained, the reflection principle of the mirror is combined with the camera, the definition and consistency of the images are ensured, and image calibration and quality detection are achieved through inclination and position adjustment based on the Scheimpflug principle.

The utility model belongs to the technical field of teaching aids, and particularly relates to a plane mirror-based plate surface fixing device, which comprises a storage plate, a sector plate is fixed on the front side of the storage plate, a plane mirror is arranged on the upper side of the storage plate, slots are uniformly arranged on the side wall of the sector plate, paperboards are inserted into the slots, and the plane mirror is arranged on the upper side of the storage plate. A plane mirror is fixed to the upper end of the paper board, the lower side of the paper board makes contact with the upper side of the plane mirror, an angle adjusting mechanism is fixed to the front side of the storage plate, and a limiting clamping mechanism is fixed to the upper end of the angle adjusting mechanism. The reflection law is verified through results of multiple groups of experiments, and when the plane mirror and the paper board do not need to be used, the plane mirror and the paper board can be stored in the storage groove, so that the storage space is saved, and damage is avoided.

The present invention belongs to the technical field of eyeglass design, and specifically discloses a method for designing eyeglass frames based on multi-point measurement data of human face. First, the key points of human face features are obtained, and a coordinate system is established to obtain the parameters of the eyeglass frames; then the basic graphics of the eyeglass frame style design are selected, and the basic graphics are corrected according to the parameters of the eyeglass frames to obtain the original plane frame; then the original plane frame is projected onto the surface of a sphere determined according to the myopia degree of the adapter, and the frame forward tilt angle, the total length of the temples and the bending point position are further determined; finally, a nose pad bracket is constructed to complete the design of the eyeglass frame. Based on the key points of human face features, the present invention corrects or redesigns the parameters of traditional eyeglass frames, and constructs a frame that conforms to the face of the adapter, which has excellent adaptability.

The invention belongs to the technical field of vision measurement, and particularly provides a wide-view-field high-precision vision measurement system and a wide-view-field high-precision vision measurement method simulating a human eye perception mode. The system comprises a single-camera spherical mirror binocular sensor, a single-camera plane mirror binocular sensor, a servo device, a data transmission line, a computer and a calibration device. The measurement method comprises a calibration stage and a measurement stage. In the calibration stage, imaging model parameters of the virtual camera, an essential matrix and structural parameters of the binocular sensor, structural parameters of the measurement system and structural parameters of the calibration device are calibrated. In the measuring stage, the single-camera spherical mirror binocular sensor is used for carrying out wide-view-field rough scanning, the servo device is guided to adjust the single-camera plane mirror binocular sensor so that a target object can be located in the view field of the single-camera plane mirror binocular sensor, an image is captured and transmitted to a computer for processing, and high-precision three-dimensional measurement is achieved. According to the invention, by constructing a measurement system in a human eye perception simulation mode, the contradiction between the field of view and the precision of a traditional vision measurement system is solved, a new intelligent self-adaptive measurement mode is established for wide-field-of-view high-precision three-dimensional vision measurement, and the method can be widely applied to the fields of automatic driving, robot navigation, industrial detection and the like.

The invention discloses a calibration method, a calibration device, a display device and a storage medium, the display device comprises a plane mirror, a calibration camera, an eye movement camera and a display module, and the calibration method adjusts a relative position relationship between an imaging assembly and the calibration camera so that the imaging assembly is aligned with a lens cone and an image plane of the calibration camera; establishing a coordinate system on the lens cone; the position of the display module is adjusted according to the pose of the imaging assembly, so that the virtual image plane of the display module is aligned with the image plane; collecting a plurality of images of the lens cone at different positions through the eye movement camera; and calculating the relative pose between the display module and the eye movement camera according to the image, the internal reference of the eye movement camera and the coordinate system. According to the calibration method, in the calibration process, the user does not depend on the control point on the display module subjectively, the interference of the user on the precision is greatly reduced, the precision consistency of different users is higher, and the user experience is effectively improved.

The invention discloses a high-end air-cooled ice cream cabinet with an ultra-wide-angle display effect, and belongs to the technical field of refrigerators, the high-end air-cooled ice cream cabinet comprises a cabinet body, a freezing chamber and an equipment chamber are formed in the cabinet body, and partition plates are arranged between the freezing chamber and the equipment chamber at intervals; a plurality of air conveying openings are formed in the partition plate, and after air is refrigerated through refrigeration equipment in the equipment cavity, cold air is conveyed into the freezing cavity through the air conveying openings; the top of the cabinet body is fixedly provided with a frame which is obliquely arranged upwards, a plurality of transparent glass sliding doors which can be opened and closed are installed on the frame in a sliding mode, and a plane mirror which is in mirror reflection with the interior of the freezing chamber is installed on the upper portion of the interior of the freezing chamber. When the ice cream cabinet is used for selling commodities, even if a customer stands at a long distance, the sight of the customer penetrates through the transparent glass sliding door, and then the customer can see the full view of all the commodities in the freezing chamber through the plane mirror, so that the display area is greatly increased, the display effect is improved, and the customer can be attracted to choose and purchase.

The application discloses a kind of calibration methods, equipment, medium and product for line spectral confocal system, involve line spectral confocal calibration technical field, the method comprises: obtaining the spectral image formed by the plane mirror of different height measured at each calibration point of target line spectral confocal system, obtain the target spectral image of each calibration point;The peak sub-pixel level extraction is carried out to the target spectral image of each calibration point according to column, and the peak position-height corresponding data of each column spectral data of each calibration point is obtained;Based on the peak position-height corresponding data of the same column spectral data of all calibration points, data set is constructed;Based on each data set constructed, combined with the constraint condition set, respectively carry out cubic spline fitting, obtain the cubic spline fitting model of each column spectral data of target line spectral confocal system, wherein, constraint condition includes boundary condition and smoothing condition;The calibration precision of line spectral confocal system is improved.

This imaging device for a vehicle comprises: an image formation device which is disposed inside a dashboard of the vehicle and forms an optical signal on one side; a concave mirror disposed spaced apart from the PGU to transmit the optical signal; a first flat mirror disposed spaced apart from the concave mirror in a first direction to reflect the transmitted optical signal; and a second flat mirror disposed spaced apart from the concave mirror in a second direction opposite to the first direction to reflect, toward the concave mirror, a second optical signal which is the reflected optical signal re-transmitted through the concave mirror.

A large aperture mirror surface shape high precision detection method and device, which removes the surface shape error caused by the limited accuracy of the reference surface when using the sub-aperture stitching method to detect a single sub-aperture, improves the detection accuracy, extends the absolute detection technology of the double shear translation method to the large aperture mirror detection field, expands the mirror size that can be measured, and reduces the adjustment difficulty in the process of detecting the large aperture mirror. It comprises: (1) building a measuring device; (2) detecting each sub-aperture area five times; (3) moving the measured mirror, so that the outgoing beam of the interferometer covers other undetected sub-aperture areas in turn, and all sub-aperture areas are subjected to step (2); (4) repeating step (3) until all sub-apertures are detected; (5) using the structure method based on discrete phase data, the surface shape of each sub-aperture is restored according to the differential surface shape data of each sub-aperture; (6) the full aperture surface shape of the measured mirror is obtained by splicing.

1. The name of the design product: dome glasses frame (2). 2. The use of the design product: living product, used to wrap plane mirror, with good ornamental value and practical value. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: front view. 5. No design points, omitting plan view; no design points, omitting elevation view.