Flashing microtext that, when viewed with the unaided eye, appears to be part of the line design, bet under magnification is seen as a repeated pattern of words, codes or numbers.
通过使用微缩文
，来增加防伪特征。闪烁的微缩文，
有使用放大镜的情况下，看
的只是
条线，而使用放大镜观看时，可以看
重复的文、编码及数等。
