Propagation-invariant spot arrays

被引：21
|
作者：
Kettunen, V [1 ]
Turunen, J [1 ]
机构：
[1] Univ Joensuu, Dept Phys, FIN-80101 Joensuu, Finland
来源：
OPTICS LETTERS | 1998年 / 23卷 / 16期
关键词：
D O I：
10.1364/OL.23.001247
中图分类号：
O43 [光学];
学科分类号：
070207 ; 0803 ;
摘要：
Optical fields with scale- and shape-invariant transverse intensity profiles consisting of a prescribed distribution of bright spots are introduced. Approximations of such fields are demonstrated by means of binary annular-aperture diffractive elements. (C) 1998 Optical Society of America.
引用
收藏
页码：1247 / 1249
页数：3
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