Fig. 1. Mid-infrared solid laser physical core structure

Fig. 2. The first vibration mode displacement nephogram

Fig. 3. Sample installation

Fig. 4. Test procedure

Fig. 5. Response curve of a measuring point

Fig. 6. Frequency response function curve and stability diagram

Fig. 7. Orthogonality test of vibration mode(MAC matrix)

Fig. 8. The first vibration mode contrast

Fig. 9. Harmonic response of optical crystal assembly under the condition of vehicle frequency sweeping vibration

Fig. 10. Schematic diagram of Z-direction displacement and excitation frequency