Shining 3D Tech Co., Ltd.

The embodiments of the disclosure disclose a method and device for adjusting camera gain and a scanning system. The method includes: collecting a current frame image of a to-be-detected object; selecting a preset region in the current frame image for grayscale calculation to obtain a first calculation result; and adjusting camera gain in a corresponding brightness adjustment period based on the first calculation result.

The present disclosure provides three-dimensional scanning image acquisition and processing methods and apparatuses, and a three-dimensional scanning device. The three-dimensional scanning image processing method includes: synchronously acquiring a projection pattern of first wavelength light and an illumination image of second wavelength light projected on a measured object, and acquiring a color texture image projecting the measured object. Through the present disclosure, a problem of texture misalignment caused by the time difference and position difference between the three-dimensional reconstruction data and the color texture image in related art is solved.

The present disclosure provides a method and device for processing a scan result, a processor and a scanning system. The processing method includes: acquiring a scan result of a to-be-detected object, wherein the scan result includes at least one of a two-dimensional image and a three-dimensional model; invoking an intelligent recognition function to recognize the scan result to obtain a classification result, wherein the intelligent recognition function is a classification model obtained by training a picture sample; and determining invalid data in the scan result based on the classification result, wherein the invalid data is a scan result of a non-target area in the to-be-detected object.

The present disclosure discloses a method and system for reconstructing data and a scanning device. The method includes: collecting a plurality of sets of image sequences different in brightness level at the same position on a to-be-scanned object; and performing image fusion and three-dimensional reconstruction based on the plurality of sets of image sequences different in brightness level to generate three-dimensional data of the to-be-scanned object.

A method and apparatus for acquiring digital oral cavity data and a tooth scanner control system. The method includes: an oral cavity scanning request is received; scanning data of a target object is acquired based on the oral cavity scanning request, wherein the scanning data includes scanning data of a target scanning rod installed on the target object; the scanning data of the target scanning rod is matched with standard data of the target scanning rod; and the matched standard data of the target scanning rod is utilized for replacing the scanning data of the target scanning rod in the scanning data, and the digital oral cavity data of the target object is obtained.

The disclosure provides a scanner head assembly, including: a scanner host and a scanner head. The scanner host includes a base section and an insertion head section forming an integral structure with the base section, and the insertion head section is provided with a switch. The scanner head includes a scanner head body. The scanner head body has a cylinder. The insertion head section is nested in the cylinder of the scanner head, and the switch is fitted with the scanner head to realize control of the scanner host. The technical solution of the disclosure effectively solves the problem that it is not convenient for the scanner head assembly in the art known to inventors to switch between scanning states when using different scanner heads.

The present disclosure discloses a dental scanning method and device, computer device, and a non-transitory storage medium. The method includes: scanning a dental model according to a preset scanning path to generate a first mesh model; inputting the first mesh model into a preset dental identification model for identification to obtain dental data; searching tooth cavity data from the dental data according to a preset cavity seeking algorithm; and performing supplementary scanning on the dental model according to the tooth cavity data to generate a dentofacial mesh model. According to the dental scanning method provided by the embodiment of the disclosure, by performing intelligent supplementary scanning on the dental model, the problems of low efficiency and high operation difficulty of supplementary scanning of the tooth model are solved, and the quality of the dentofacial mesh model is improved.

The present disclosure provides a denture bearing mechanism, a denture three-dimensional scanner and a control method thereof. The denture bearing mechanism includes a fixed seat, a bearing table and a driving assembly, where the fixed seat is detachably mounted on a storage table of the denture three-dimensional scanner; the bearing table is arranged on the fixed seat and connected to the driving assemblies; the driving assemblies are used for driving the bearing table to move relative to the fixed seat; and at least two scanning stations for placement of denture models are provided on the bearing table, so that the scanning stations can be mutually switched over in a motion state.

The present application discloses a three-dimensional scanner and a three-dimensional scanning method. The three-dimensional scanner includes: an image projection device, configured to project light onto a target object, wherein the light includes predetermined light projected in the form of a color-coded stripe that is formed by coding stripes of at least two colors; and an image acquisition device, configured to acquire light modulated by the target object so as to obtain at least one stripe image in the case where light is projected onto the target object by the image projection device, wherein the obtained stripe image is taken as a coding image to determine respective stripe sequences and as a reconstruction image to perform three-dimensional reconstruction on the target object.

The present disclosure provides a scanning control method and apparatus, a system, a storage medium, and a processor. The control method includes: controlling a scanner to preliminarily scan a to-be-scanned object according to a predetermined path to obtain a scanned model of the to-be-scanned object; determining second predetermined positions of the scanner corresponding to respective first predetermined positions of the to-be-scanned object according to the scanned model; and controlling the scanner to scan, at least at part of the second predetermined positions, the to-be-scanned object at the corresponding first predetermined positions until a three-dimensional model is obtained. According to the control method, scanning positions of the scanner are determined according to the scanned model obtained by preliminary scanning and positions of the to-be-scanned object, and part of the scanning positions are selected for scanning.