视频光端机已经进入安防领域十多年,从最初的高价产品到越来越大众化,从早期进口模拟设备到国产数字光端机批量应用,它在整个传输过程中的地位越来越不可或缺。由于缺乏相应的知识和辨别方法,很多工程商和用户在选择数字光端机时很难把握参数更优,性价比更好的设备。本文将从光端机的应用参数和实用 Video Optical has entered the field of security for more than 10 years, from the initial high-priced products to more and more popular, from the early import of analog equipment to domestic digital optical terminal batch applications, its position in the entire transmission more and more indispensable. Due to the lack of appropriate knowledge and identification methods, many engineering companies and users find it hard to grasp better-performing and cost-effective equipment when choosing digital optical transceivers. This article will be from the Guangduan Ji application parameters and practical