生物显微镜是临床实验、教学及检验常用的光学仪器，但其故障率却较高，主要是使用过程中及用后保养不当造成的。根据对我院几十台生物显微镜维修的故障统计，主要有以下几个方面的问题。一、光学部分的常见故障：主要是镜头脏，看不清标本，多数是长了霉点并有油脂覆盖。如有? Biological microscopes are commonly used optical instruments for clinical experiments, teaching, and testing, but their failure rate is high, which is mainly caused by improper use and maintenance after use. According to the statistics on the maintenance of dozens of biological microscopes in our hospital, there are mainly the following problems. First, the common part of the optical failure: The main lens is dirty, can not see the specimen, the majority is a long moldy and covered with grease. If so?