Fig. 1. Transmission spectra of ultraviolet (UV) fluorophosphate glass

Fig. 2. Damage growth of tested optics under 351 nm laser irradiation

Fig. 3. 351 nm laser-induced damage threshold of UV fluorophosphate glass developed in 2020

Fig. 4. Schematic diagram of POHC, PO₄−EC, PO₃−EC and PO₂−EC defects in UV fluorophosphate glass

Fig. 5. Internal transmission spectra of UV fluorophosphate glasses prepared at different melting temperature

Fig. 6. Laser-induced damage threshold of UV fluorophosphate glasses prepared at different melting temperature (355 nm, 6.7 ns, 1-on-1 mode)

Fig. 7. Dynamic decay processes of 450 nm and 780 nm fluorescence in the UV fluorophosphate glass

Fig. 8. 351 nm laser-induced damage of UV fluorophosphate glass