Regular use can tighten eye-contour skin, remove wrinkle, also repair and nourish skin.

能改善眼部周围肌肤保湿、营养，促进紧实皮肤结构。

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In this paper, a method about contour extraction of regular targets in images is proposed, which is based on an improved rectangle fitting method and a polygon fitting method.

采用多边形拟合物体图象边缘轮廓线，即实现从图象到图形的转换的方法，与直接记录原图象数据相比可大大减少轮廓线上所需记录的边缘点的个数，即减少数据量。

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