The article introduces the operational principle, technicalspecification and application field of the membrane switch. It also explains the structure characteristic and application environment of membrane switches for commercial and military application. It points out, with the development of high-tech products, their applications will be expanded widely.%介绍了薄膜开关的工作原理、技术指标和应用范围,并分别论述了商用薄膜开关和军用薄膜开关的结构特征、应用环境及应用领域。同时指出,随着高科技产品的迅速发展,薄膜开关的应用范围将越来越广。
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