首页   按字顺浏览 期刊浏览 卷期浏览 Rapid Sampling of Acoustic Holograms by Laser‐Scanning Techniques
Rapid Sampling of Acoustic Holograms by Laser‐Scanning Techniques

 

作者: A. Korpel,   P. Desmares,  

 

期刊: The Journal of the Acoustical Society of America  (AIP Available online 1969)
卷期: Volume 45, issue 4  

页码: 881-884

 

ISSN:0001-4966

 

年代: 1969

 

DOI:10.1121/1.1911563

 

出版商: Acoustical Society of America

 

数据来源: AIP

 

摘要:

The paper discusses a technique in which a laser flying spot scanner is used to record an acoustic hologram by reading out the periodic deformations of a solid surface caused by an incident sound field. The technique is compared with the Sokolov tube method and shown to have comparable sensitivity, while not being restricted to low frequencies and small areas. A description is given of experiments using sound frequencies of 2 and 9 MHz, and photographs are presented showing holograms and reconstructions obtained with this technique.

 

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