2024
12-11
Principle of Heterodyne Laser Interferen...
1、 Basic principlesHeterodyne laser interferometers typically consist of two coherent lasers, referred to as signal light and reference light, respectively. These two laser beams are split into two beams by a beam splitter, with one beam pa...
2024
11-12
The 3D imaging principle of the panorami...
1、 Basic principlesSuper depth microscope uses laser beams for three-dimensional imaging. It achieves three-dimensional imaging by using devices such as interference fringe microscopy and phase-shifting interference microscopy, combined wit...
2024
11-10
The Development and Evolution of OCT Opt...
1、 Origin and Basic Principles of TechnologyOCT (Optical Coherence Tomography) optical coherence tomography technology was first proposed by Chinese American scientists David Huang and others at the Massachusetts Institute of Technology in ...
2024
11-08
The technological evolution process of w...
1、 Initial application stageIn the 1950s and 1960s, some application type white light interferometers emerged both domestically and internationally. These interferometers mainly rely on manual operation, reading, calculation, and measuremen...
2024
11-07
Working principle and advantages and dis...
1、 Working principleThe blue light 3D scanner utilizes blue light projection heterodyne multi frequency phase shift technology for 3D scanning measurement. Specifically, it first projects blue light grating fringes onto the object being mea...
2024
11-06
The working principle and advantages and...
Moir é fringes are an optical phenomenon first discovered by French researcher Moir é in the 18th century. Technically speaking, Moir é fringes are the visual result of interference between two lines or objects at a constant angle and frequ...