Setup for measuring the quality of acousto-optic crystal materials by Dixon-Cohen method

Fig. 1. Experimental setup for determination of the elastooptical coefficients and the figure of merit in crystalline materials by Dixon-Cohen method

Fig. 2. Block-diagram and the typical signal observed on the screen of the oscilloscope: 1 –ЛГН-207А laser; 2 – sample under test; 3 – reference sample; 4 - photodetector (ФД-256 photodiode); 5 – Г5-65 pulse generator; 6 –Г4-143 HF generator; 7 – piezotransducer; 8 – oscilloscope.

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