标题: 水平视角和垂直视角的计算 [打印本页] 作者: 小明407 时间: 14-7-18 21:12 标题: 水平视角和垂直视角的计算 Subjects were comfortably seated in achair with their eyes at 80-cm distance from the screen. The size of the framed face–body compound stimuli on the screen was3.9 * 7.9 cm ( =1.4° horizontal * 2.8° vertical visual angle).