1)refractive power,折光力2)the ability to withstand photorefraction,抗光折变能力3)Gravitational light deflection,引力光线偏折4)refracting power,折射率折射本领，折光能力5)surface power,(镜片)表面折光度，表面折光力6)refraction,折射,折光
用法和例句
Single crystals of LiNbO3:Zn were grown by Czochralski,and the distribution of Zn in LiNbO3: Zn,the ability to withstand photorefraction and the second harmonic generation(SHG) efficiency were measured.