circular disk diffraction [光] 圆盘衍射
central diffraction disk 中央衍射光斑
diffraction disk [天] 衍射圆面 ; 绕射环 ; 绕射盘
Utilizing convergent beam of large aperture can realize inversion of circular hole diffraction and circular disk diffraction.
利用这种光束可以对微小的衍射物体进行反演放大。
It is discorered that circular hole diffraction and circular disk diffraction pattern in large aperture convergent beam are different from those of general Fresnel diffraction.
实验中发现，经常使用的大孔径会聚光束的圆孔和圆屏衍射图样不同于一般的菲涅耳圆孔和圆屏衍射图样。
A fundamental limit is imposed by the size of the diffraction disk of the telescope.
一个基本的极限是由望远镜衍射园面的大小决定的。
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