Briefly analyzes some issues related to the preservation of microfilm and CD-ROM documents, cites some examples harmful to the long-period preservation of image documents, and discusses the countermeasures to solve such problems. 简要分析与缩微影像文献和光盘影像文献保存相关的一些问题,列举不利于影像文献长期保存的因素,重点讨论长期保存影像文献信息的措施。