Invention Grant
US08345333B2 Displacement/distortion measuring method and displacement/distortion measuring apparatus 失效
位移/失真测量方法和位移/失真测量仪器

Displacement/distortion measuring method and displacement/distortion measuring apparatus
Abstract:
Provided are a displacement/distortion measuring method and a displacement/distortion measuring apparatus for easily and highly accurately measuring displacement or distortion of an object. An image of the surface of the measuring object is picked up by a line scanner apparatus adhered or brought close to the surface of the measuring object. The image is taken, displacement or distortion is measured by image analysis of the image of the measuring object surface prior to time lapse and that after time lapse, and displacement or distortion measuring results are outputted.
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