Collection of variations on the negative color fill-in aftereffect illusion

Following are variations of van Lier et al. (2009). These variations were used as part of a preliminary study that investigates perceptual mechanisms of shape and color processing. The contents of this page and subpages are simply archived here -- please do not expect any updates.

Note: click on the pictures to go to the respective collection

Original illusion

Variations on color

Variations on orientation

Forced color combinations and aftereffects

Unnatural intersections

Variations with single side

Variations on timing

Variations on star shape

Miscellaneous

3D and Gestalt

Dynamic probes

van Lier et al. (2009):

Rob van Lier, Mark Vergeer, Stuart Anstis, Filling-in afterimage colors between the lines, Current Biology, Volume 19, Issue 8, 2009, Pages R323-R324, ISSN 0960-9822, https://doi.org/10.1016/j.cub.2009.03.010.