The Build lens node can be used to construct a lens model from multiple images of a calibration grid, such as a checker-board pattern, taken at different camera focal lengths.
构建透镜节点可以用来构造一个透镜模型从多个图像的校准网格，如棋盘式格局，取不同的相机焦距。
A new approach for lens distortion calibration is presented in this paper, which utilizes parallel lines.
本文提出了一种基于空间一组平行线标定镜头畸变的简便方法。
The true value diagrams are used to do the camera calibration. This method takes nonlinear distortion of the lens.
采用真值表法进行相机标定，将镜头畸变非线性微分化，有效克服了镜头畸变造成的影响。
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