制得的光栅其第一衍射级次的开关比为87：1，显示了较好的开关能力。
The on - off of the first diffraction order of the grating is 87:1. The sample shows good switch ability.
本文利用严格耦合波理论对用于光纤光栅制作的相位掩模的衍射特性进行了深入的研究。
The diffraction characteristics of the phase mask for UV-written fiber grating is investigated using rigorous coupled-wave theory.
调谐机构由单片机控制的高频步进电机、衍射光栅、触发控制器组成。
Tuning mechanism consists of diffraction grating, trigger controller and high frequency stepping motor of monolithic microprocessor control.
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