An eye trading method was employed to confirm the congnitive style for the Ebbinghaus illusion with model 504 eye tracker made in American science laboratory (ASL).

• 使用美国用于科学实验师(ASL)生产的model504型眼动仪,以错觉量和眼动特征为指标,考察了不同认知方式被试对Ebbinghaus 错觉图形的知觉过程。