The wavefront curvature sensor comprising a phase defocus grating is designed and fabricated.
研制了一套相位光栅型波前曲率传感器。
Analysis indicates that nonuniform intensity introduces some error into wavefront curvature sensor signal.
分析表明光强非均匀分布给波前曲率传感器测量信号带来了一定的误差。
The system is also capable of correcting errors caused by interferometers and measuring average wavefront curvature.
该系统还可修正干涉仪的误差、测量波面平均曲率等。
A wave that is far enough from its source that its wavefront has no effective curvature, or is planar, over a short distance.
离震源足够远以致其波前在小范围内曲率很小或者就是是平面的波。
The analysis that the size of the focal shift is related to the factors such as Fresnel number, separating degree of lens-diaphragm and curvature radius of incident wave wavefront, etc.
分析表明，焦移的大小与菲涅尔数、透镜-光阑的分离程度以及入射波波面曲率半径等因素有关，并得出了消除焦移的条件。
It is assumed that the intensity of the incident wavefront is uniform in these fields, but this assumption is not in accord with the principle of the curvature sensing technology.
在这些领域使用时都假设入射波前光强均匀，但这种假设与曲率传感技术的基本原理不一致。
It is assumed that the intensity of the incident wavefront is uniform in these fields, but this assumption is not in accord with the principle of the curvature sensing technology.
在这些领域使用时都假设入射波前光强均匀，但这种假设与曲率传感技术的基本原理不一致。
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