The technology can analysis linear or non - linear components of the visual system . through it we can acknowledge different layers of visual functions ( such as sensitive cells of retina and ganglion cells ) 这种技术可分析视觉系统的线性成分和非线性成分，从而可以分别了解视觉功能的不同层次（如视网膜感光细胞层和神经节细胞层）的功能。
