translation.en: The only lighting in that area had to come from artificial sources, and that's where I go out and I do the actual reconstruction of the scene with photometers, with various measures of illumination and various other measures of color perception, along with special cameras and high-speed film, right?
translation.zh: 所以当时，人工光源是唯一的 光照来源。 于是接下来我利用光度计 重建了当时的场景，考虑了 不同的光亮程度和不同的颜色成分 并且使用特殊的摄像机 进行了高速摄像，