同时，本文还计算出了这几种参数的误差容限，这对体积相位全息光栅的实际制作具有指导作用。
Furthermore, the paper offers the error limited of these parameters and they are good to guide practical fabrication of the volume phase holographic grating.
实验中制作出了高衍射效率和信噪比的体积全息光栅和反射全息图。
The holographic volume gratings and reflection holograms having high diffraction efficiencies and signal noise ratio are also fabricated in experiment.
本文所研制的温度补偿结构体积小，易于制作，可以满足对光纤光栅温度稳定性要求较高的光纤通信系统等领域的需要。
The temperature compensation structure has the advantages of small volume, easy to be fabricated, and it can meet the demand of temperature stability in the communication system.
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