目前很多想开数字3D影院，但市面上有很多种3D方案(包括:ReaLD,杜比,快门等)，就不知道选哪种，选主动式还是被动式，哪种效果好，带着这些问题，本文就从技术原理、放映效果、环境要求做一个详细的对比，以供大家选择参考。-Currently, many would like to open digital 3D theater, but there is a variety of 3D programs (including: ReaLD, Dolby, shutter, etc.) do not know Which elect active or passive, what kind of effect, with theseproblem, this paper, from the technical principles, show effects, environmental requirements to do a detailed comparison for reference.