Full Idea
Berkeley seems to have believed that tables and chairs are logically homogeneous with afterimages. I assume that he was wrong to believe this.
Gist of Idea
Berkeley seems to have mistakenly thought that chairs are the same as after-images
Source
Jerry A. Fodor (In a Critical Condition [2000], Ch.16)
Book Reference
Fodor,Jerry A.: 'In Critical Condition' [MIT 2000], p.192