作为一项高效的测量测绘技术，三维成像激光扫描技术具有快速高效性、非接触性、穿透性、主动性、高精度和高密度 等特点，正在被逐渐应用于我国国家建设的各个领域。介绍了三维扫描技术的应用和市场上已有产品的性能情况。着重介绍了研制的地基全视景 三维成像激光扫描仪工程样机，包括工作原理、系统组成、采用的主要技术以及最终达到的性能指标。最后分析了当前市场存在的问题，并对 下一步的工作作出了展望。

As a high effective measurement and mapping technology, a three-dimensional imaging laser scanning technology has the features of high speed, high effectiveness, non-contact, penetrability, activeness, high accuracy and high density. It is being gradually used in the various fields of our country. The application of the three-dimensional scanning technology and the performance of the current products in the market are presented. A ground-based three-dimensional imaging laser scanner prototype is developed. Its operation principle, components, main techniques and specifications are given. Finally, the problems in the current market are analyzed and the future work is described.