Thus, by controlling the CaF_2/BaF_2 ratio, fluoride glasses based on different ratios of AlF_3 to ZrF_4 can be prepared.

• 从而通过控制BaF_2和CaF_2的成份配比可得到由任意配比AlF_3和ZrF_4作为玻璃形成基础的重金属氟化物玻璃。