IEC 62906-5-7:2022规定了标准测量条件和方法，用于确定扫描激光显示器在可见光无荧光屏幕上投影的图像质量，观察时由于激光相干性受到散斑噪声的影响。

IEC 62906-5-7:2022 specifies the standard measurement conditions and methods for determining the quality of images projected by a scanning laser display on a visible light fluorescence-free screen, when observed as being affected by speckle noise due to laser coherence.