optical [Adjective] + illusion [Noun]

Strength Strength Dispersion
A:
26
CHISQ:
2,853.55
AWT:
3,654,201
TTEST:
5.05
G2:
204.32
FAWT:
14.88
MI:
6.8
LOGLOG:
31.98
JD:
0.77
MI3:
16.2
DICE:
2.49
RANGE: