A real time holographic testing method of transparent objects by using the interference pattern formed by the reconstruction of the reference wave and the original reference wave is introduced.

介绍了实时全息术检测透明物的一种新方法，它采用物光再现的参考光和参考光通过全息图的直透光所形成的干涉图纹检测透明物体的变化。

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Dynamic fringe pattern can be observed throughout the testing by real-time holographic interferometry, while the traditional method is only suitable for static fringe pattern in phase extracting.

实时全息干涉法可以观察记录整个测试过程中条纹图的动态变化，传统相位提取算法只适合于静态干涉条纹图相位的提取。

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This paper describes the developing trend and application status of holographic nondestructive testing technology in the world.

本文叙述了激光全息无损检测技术在国内外的应用现状及今后的发展趋势。

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Aprilis says its first drives will be out in 2005 and that it has already sent an entire holographic system for testing at a U.S. government security agency.

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InPhase is testing its first holographic disc-drive, called the Tapestry 900, in conjunction with partners such as Ikegami Tsushinki, a Japanese firm which makes video cameras for the television industry.

ECONOMIST: Computing