Non-destructive and Non-contact Thickness Measurement for Optically Opaque Samples by Optical Fiber Heterodyne Interferometry System

被引:0
|
作者
Eom, Jonghyun [1 ]
Park, Seong Jun [2 ]
Kim, Young Ho [2 ]
Lee, Byeong Ha [1 ,2 ]
机构
[1] Gwangju Inst Sci & Technol, Dept Med Syst Engn, 123 Cheomdan Gwagiro, Kwangju, South Korea
[2] Gwanju Inst Sci&Technol, Sch Informat &Commun, Kwangju, South Korea
基金
新加坡国家研究基金会;
关键词
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暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We demonstrate a scheme of non-destructive and non-contact thickness measurement. By monitoring the laser-induced acoustic pressure wave with a compact optical fiber heterodyne interferometer, we could measure the thickness of an opaque or metallic sample.
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页数:2
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