COMPUTER-GENERATED FOURIER-TRANSFORM HOLOGRAMS FOCUSING IN 2D CURVES

被引:6
作者
BARA, S
JAROSZEWICZ, Z
KOLODZIEJCZYK, A
MOURIZ, D
机构
[1] CENT LAB OPT,PL-03805 WARSAW,POLAND
[2] WARSAW POLYTECH INST,INST PHYS,PL-00662 WARSAW,POLAND
关键词
D O I
10.1016/0030-4018(90)90125-D
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The transmittance function of the Fourier transform hologram which gives rise to a desired 2D focal curve described in rectangular coordinates is determined in analytical way. The calculation involves no other approximations than a non-uniform asymptotic evaluation of a unidimensional diffraction integral, and its validity extends to those curves described by functions which are, at least, twice differentiable. Experimental results are shown. © 1990.
引用
收藏
页码:360 / 364
页数:5
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