Three-dimensional measuring method and device, and computer program
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United States of America Patent
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Feb 8, 2005
Grant Date -
Feb 6, 2003
app pub date -
Aug 1, 2002
filing date -
Aug 1, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In order to reproduce a three-dimensional shape of an object accurately while maintaining measuring accuracy and high speed, in a three-dimensional measuring method of projecting a stripe pattern having colored stripes on the object and measuring the three-dimensional shape of the object based on stripe positions on the imaged image corresponding to the stripes on the stripe pattern, colors of the stripes on the stripe pattern are set according to a predetermined rule, and a plurality of stripes having a predetermined positional relationship are extracted from the image, and correspondence with stripes on the stripe pattern based on the color arrangement of the extracted plural stripes.
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