The principle and design of multifocal vision evoked response image system using multidisplay technology are introduced in this paper. The system uses multidisplay technology of Windows 98 operating system to control graphics stimulator, which generates specified hexagonal array to stimulate corresponding area of retina. 介绍了基于多显示技术的多焦视诱发反应图像系统的原理与设计,利用Windows98以上的微软操作系统特有的多显示技术,控制图形刺激器对视网膜的各个区域分别进行刺激。