The basic principle of light-section method is described in this paper, which is used for 3-dimensional surface
measurement usually. According to the line-covered and line-broken questions in image acquisition, we proposed a data
recovery method based on two-CCD technology. Firstly, images are obtained by two CCDs which are of symmetrical
installation. Then, a weighted image fusion method is used for data fusion of two images, the data processing algorithm
and the key steps are described in detail. Finally, the experiment is conducted on practical images, and the result shows
good performance.
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