Fig. 1. Frame structure for applying mechanical stress to fused silica samples

Fig. 2. Relationship between maximum stress and surface maximum displacement of fused silica samples

Fig. 3. Laser-induced damage initiation thresholds of fused silica samples under different conditions

Fig. 4. Morphologies of damage pits under different conditions. (a) Without external stress; (b) with external stress

Fig. 5. Damage size distributions of fused silica samples under different conditions

Fig. 6. Laser-induced damage growth thresholds of fused silica samples under different conditions