Growth technlogy and magneto-optic preperties of single crystal films of (BiPrGdYb)3(FeAl)5O12, and experimental results in a ring laser gyroscope of bias frequency of the garnet magnetic mirror are reported.

• 报导了(BiPrGdYb)_3(PeAl)_5O_(12)单晶薄膜的生长工艺、磁光性能和石榴石磁镜偏频激光陀螺的试验结果。