The open-object illusion: size perception is greatly influenced by object boundaries

The neuroscience of optical illusions, explained - Vox

Ebbinghaus illusion depends more on the retinal than perceived size of surrounding stimuli - ScienceDirect

Figure 3 from Crossing the line: estimations of line length in the Oppel-Kundt illusion.

11 Optical Illusions Found in Visual Design, by Circ Cular

Two objects sitting near the edge of a table, one that is very

Figure 3 from Crossing the line: estimations of line length in the Oppel-Kundt illusion.

Visual illusions modify object size estimates for prospective action judgements - ScienceDirect

The angle of intersection of contours as the determinant of a geometric illusion

PDF) Polarity correspondence in comparative number magnitude judgments