A multilayer band pass infrared thin film optical filter has been designed and manufactured which use lead telluride and zinc sulfide as thin film materials.
采用碲化铅和硫化锌作为镀膜材料，研制了空间红外光学系统使用的红外多层带通滤光片。
Thesis also discusses the temperature stability of DWDM thin film narrow band-pass filter.
论文还讨论了波分复用滤光片的温度稳定性问题。
In the paper, we also discuss the temperature stability of DWDM thin film narrow band-pass filter.
论文还讨论了波分复用滤光片的温度稳定性问题。
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