并对摄像机参数标定过程中的畸变模型进行分析，主要分析了透镜的径向和切向畸变分量。
The distortion model in process of camera calibration is analyzed, and the distortion is decomposed to the radial and tangential distortion.
新模型考虑了信号滞后、径向、偏心和薄透镜等四种畸变，建立了精确的畸变矫正模型。
On account of four distortions such as signal lag, radial distortion, eccentric distortion and thin lens, etc. a precision distortion correction model is established.
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