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本文研究了用两种折射率相近的材料构成超窄带抑制滤光片的特性:带宽和抑制及角度漂移,分析了吸收和膜厚误差的影响。
In this paper, the properties of the ultra-narrowband suppression filter with two materials with similar refractive indices are studied: bandwidth and suppression and angular drift, and the effects of absorption and film thickness errors are analyzed.