Application of real-time holographic interferometry in the nondestructive inspection of electronic parts and assemblies

1991 ◽  
Author(s):  
Craig P. Wood ◽  
James D. Trolinger
1995 ◽  
Author(s):  
N Brock ◽  
M Brown ◽  
P DeBarber ◽  
M Millard ◽  
J Millerd ◽  
...  

1980 ◽  
Vol 2 (4) ◽  
pp. 313-323 ◽  
Author(s):  
Amin Hanafy ◽  
Mauro Zambuto

A two-step real time acoustic imaging system is presented. The system incorporates a novel acoustic image coupler which transfers an acoustical interference pattern from a water-bounded to an air-bounded surface with vibration amplitude amplification. An original technique termed step-biased real time holographic interferometry is used to convert the amplified mechanical vibration pattern, which carries all information about the insonified object, into a visual image with improved sensitivity.


1998 ◽  
Author(s):  
Toshiro Matsumoto ◽  
Kentaro Tamamura ◽  
Masahisa Tsuchida ◽  
Seiichi Hashimoto ◽  
Hisashi Yabuuchi ◽  
...  

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