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90 results about "Dual plane" patented technology

Method for adjusting optical axis parallelism of multi-optical-axis imager

InactiveCN103116209AGuaranteed image qualityParallelism Tuning RealizationMountingsOptical axisPlane mirror
The invention relates to a method for adjusting optical axis parallelism of a multi-optical-axis imager. The method includes the steps: assembling a standard plane mirror on an interferometer and adjusting a single-mode dual-plane reflector to be self-aligned; inversely placing an optical-mechanical structure of the multi-optical-axis imager between the interferometer and the single-mode dual-plane reflector; adjusting a mounting base surface of the multi-optical-axis imager to be perpendicular to the optical axis of the interferometer; assembling a standard spherical mirror on the interferometer and adjusting the position and the inclination angle of a first channel optical-mechanical system on the mounting base surface to enable the first channel optical-mechanical system and a standard spherical mirror system to be confocal; and adjusting the position and the inclination angle of a second channel optical-mechanical system on the mounting base surface to enable the second channel optical-mechanical system and the standard spherical mirror system to be confocal. In the method, no special devices are needed, multi-optical-axis parallelism and system wave aberration can be simultaneously adjusted, and adjusting precision and efficiency are effectively improved.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI

Autocollimation indication error detection method and device using same

The invention discloses an autocollimation indication error detection method which comprises the following steps of: measuring the angle indicated by a measured autocollimation (2) through a digital collimation system (4); transmitting the angle indicated by the detected autocollimation to the digital collimation system through a dual-plane reflecting mirror which can be used for transmitting the same angle value; adjusting the measured autocollimation to enable the detected autocollimation to generate angle value change of a plurality of measuring points, thereby measuring a plurality of corresponding angle value changes by the digital collimation system; taking the difference between every two angle value changes to obtain indication errors of a plurality of detection points; and taking the difference between a maximum value and a minimum value of the plurality of indication values as a final result of the indication error of the measured autocollimation. The invention also discloses a device using the autocollimation indication error detection method. According to the device disclosed by the invention, a photoelectric technology forms the digital collimation system for measuring the indication of the measured autocollimation; the indication errors of a measured autocollimation light tube are calculated by a data record and calculation system; and according to the device, manual reading, recording and calculating are avoided, so that the detection efficiency and accuracy are increased.
Owner:SHANDONG MEASUREMENT SCI RES INST

Dual-plane grinding automation equipment and operation method thereof

The invention discloses dual-plane grinding automation equipment and an operation method thereof. The dual-plane grinding automation equipment comprises a feeding conveying module, a grabbing module,a dividing rotating module, a transverse moving module, a detection module, a discharging conveying module, a product grinding module and a lower machine frame body. The output end of the feeding conveying module and the input end of the discharging conveying module are fixed to the lower machine frame body; the grabbing module, the dividing rotating module, the transverse moving module and the detection module are fixed to the lower machine frame body; the grabbing module is arranged between the feeding conveying module and the discharging conveying module; and the transverse moving module isarranged between the dividing rotating module and the product grinding module. The transverse moving module moves grinded product carriers back to the dividing rotating module, the dividing rotatingmodule is rotated, grinded products on the dividing rotating module are moved to the product grinding module, at the same time, the grinded product carrier products are grabbed to the detection muddleby the grabbing module for detection, and the detected height is correct and the grinded product carrier products are output from the discharging conveying module.
Owner:SHENZHEN QIANGRUI ELECTRONICS

Artificial cochlea implanting operation system based on computer vision

The invention relates to an artificial cochlea implanting operation system based on computer vision. The artificial cochlea implanting operation system is characterized by comprising a computer, a head fixed support, a rough adjustment passive arm, a dual-plane rotor, a CT (Computed Tomography) scanner and photo-electric navigation equipment, wherein the computer is further internally provided with a VTK Platform rectification navigation platform; the VTK Platform rectification navigation platform comprises an image visualization unit, an image incision unit, a spatial rectification unit, a planning unit and a navigation unit, wherein the image visualization unit is used for reading, rebuilding and displaying the CT data of a patient, the image incision unit is used for incising the CT data of the patient and acquiring the data of an operative region, the spatial adjustment unit is used for combining a CT image space and an actual space so as to generate a rectification matrix, the planning unit is used for planning the operative pathway of an implanted artificial cochlea in the CT image space, and the navigation unit draws a model by combining the cochlea surface of the patient under the tracking of the photo-electric navigation equipment, and guides a doctor to finish the implanting operation of the artificial cochlea according to a planned path. The artificial cochlea implanting operation system based on computer vision can be extensively applied to artificial cochlea implanting operation.
Owner:PEKING UNIV THIRD HOSPITAL
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