Otherwise, the method has more privileges as non-wearing, non-introducing accessional measuring error, high measuring precision, display of deformation velocity, and so forth.

• 用面阵CCD作为图像传感器非接触测量橡胶拉伸过程中的变形量,不但比常规的引伸计测量的方法更客观,而且可以测量材料拉伸变形到断裂的全过程。