A study on reducing of the focal spot size using spatial filtering and phase apodization

被引：0
|
作者：
Savelyev, D. [1 ,2 ]
机构：
[1] Samara State Aerosp Univ, 34 Moskovskoye Shosse, Samara 443086, Russia
[2] RAS, Image Proc Syst Inst, 151 Molodogvardeyskay St, Samara 443001, Russia
来源：
INTERNATIONAL CONFERENCE OF YOUNG SCIENTISTS AND SPECIALISTS OPTICS-2015 | 2016年 / 735卷
基金：
俄罗斯基础研究基金会;
关键词：
D O I：
10.1088/1742-6596/735/1/012042
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
The resizing of focal spot using an annular diaphragm with phase jump in the scalar paraxial case was investigated numerically. Due to the apodization optical system, we succeeded in reducing the size of the focal spot in 2.3 times.
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页数：4
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