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F-JGCJ2041 Teching System Of Distance Measure With Laser Phase
Purpose of the experiment and related subjects: 1. Electro-optical properties of semiconductor lasers and the basic principles of laser modulation. 2. Grasp the basic principle and approach of laser phase ranging. 3.The significance and methods of multi-wavelength measurement. 4.Performance, working principle and characteristic of avalanche diode. Features of the instruments: 1.Large measuring range can be obtained by using higher laser power. 2.The combination of multiple modulation frequencies (measure wavelength) can increase the measurement range and accuracy. 3. Built-in phase meter. Complete set of equipment: Experiment host, test track, 25mW laser diode, lens, avalanche diode probe, oscilloscope (self-contained) and etc..