IEC 61947-2:2001规定了测量和记录基于CRT和激光的投影仪以及其他可变分辨率投影仪的关键性能参数的要求，这些投影仪具有多种可变分辨率，并且图像是光栅扫描的。该双语版本（2013-02）对应于2001-09年出版的单语英语版本。

IEC 61947-2:2001 specifies requirements for measuring and documenting key performance parameters for CRT and laser-based projectors and other variable resolution projectors that are capable of multiple variable resolutions and in which the image is raster-scanned. This bilingual version (2013-02) corresponds to the monolingual English version, published in 2001-09.