Fig. 1. Chromatic aberration of SGII 5 PW device. (a)PTD caused by accumulated chromatic aberration the spatial filter; (b) terminal focal spot dispersion caused by chromatic aberration

Fig. 2. Wave front deviation caused by chromatic aberration at the end of the SGII 5 PW device. (a) 858 nm wave front; (b) 758 nm wave front; (c) change in wave front deviation with lens radius

Fig. 3. Design drawing of Texas PW device ^[35]

Fig. 4. Mirror-based expander system. (a) Schematic diagram^[39]; (b) device diagram of Japan J-KAREN-P facility^[37]

Fig. 5. Amplification link of Texas PW laser facility ^[40]

Fig. 6. Chromatic aberration compensation unit of Offner structure. (a) Schematic diagram; (b) Sketch of MTW-OPAL facility ^[20]

Fig. 7. Schematic of the PTD compensator of QG-200TW facility^[42]

Fig. 8. Schematic of CAEP 5 PW facility^[44]

Fig. 9. Schematic of SULF 10 PW facility^[45]

Fig. 10. Schematic of the PETEL facility^[48]

Fig. 11. Unit of the PTD compensator OMEGA EP^[49]

Fig. 12. Optical schematic of amplification stage and PTD compensator of XG-PW^[50]

Fig. 13. Unit of the PTD compensator of SGII 5 PW^[14,25]. (a) Optical layout; (b) schematic diagram

Fig. 14. Changes in the focal of the terminal before and after chromatic aberration compensation^[14]. (a) Focal spot before compensation; (b) focal spot after compensation; (c) horizontal and longitudinal spatial distribution before compensation; (d) horizontal and longitudinal spatial distribution of focal spot after compensation