Broadband antireflective surface-relief structure for THz optics

被引:45
作者
Brueckner, Claudia [1 ]
Pradarutti, Boris [1 ]
Stenzel, Olaf [1 ]
Steinkopf, Ralf [1 ]
Riehemann, Stefan [1 ]
Notni, Gunther [1 ]
Tuennermann, Andreas [1 ]
机构
[1] Fraunhofer Inst Appl Opt & Precis Engn IOF, D-07745 Jena, Germany
关键词
D O I
10.1364/OE.15.000779
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The requirements for a broadband antireflective structure in the THz spectral region are derived. Optimized structural parameters for a surface-relief grating adapted to the spectrum of an intended THz pulse are deduced. The effect of a structure fabricated into Topas (R) by a single-point diamond-turning process is demonstrated. (c) 2007 Optical Society of America.
引用
收藏
页码:779 / 789
页数:11
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