A method of H-D two-line analysis is given and isochromate equation of pseudo-color code of optical image is obtained.

本文提出了H-D双线的分析方法，得到了光学图象假彩色编码中的等色线方程。

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By combining with dynamic isochromate pattern, the elastic modulus, Poisson's ratio and dynamic material fringe value of the material measured can be obtained by the method.

如果和动光弹等色线结合，可以同时获得被测材料的弹性模量、泊松比、材料条纹值参数。

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