靶材为铟锡氧化物(In2O3:SnO2=1:1),用射频磁控溅射法在低温下制备了光电性能优良的ITO薄膜.质量流量计调节Ar气压强为0.2～3.0Pa,氧流量为0～10sccm,并详细探讨了溅射时氩气压强和氧流量变化对ITO薄膜光学性能的影响.结果表明:溅射Ar气压强为0.8Pa,氧流量为2.4sccm时,薄膜的折射率最低n=1.97,较接近增透膜的光学匹配.薄膜厚度为241.5nm时,薄膜的最大透过率为89.4%(包括玻璃基体),方阻为75.9Ω/□,电导率为8.8×10-4Ω·cm.
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