相比于传统真空减反射镀膜技术对于样品的形状及大小的高要求和其自身工艺的复杂性,本实验对高温退火后的可分相玻璃采用酸液沥滤法实现玻璃的全向减反性能,方法简便易行,成本低廉,且可实现大规模批量生产.实验结果表明,经酸液沥滤处理后的玻璃上下表面可形成结实的纳米多孔SiO2薄膜,孔径大小为20～40nm,薄膜深度为120～150nm,透过率在不同波长上可提高4.0～7.0％,当光线入射角变化范围为0°～30°时,玻璃的反射率基本保持在1.0％～4.0％,全向减反性能优越.
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