2 ms·
15ms if this is correct : https://enacademic.com/dic.nsf/enwiki/407580/Pulfrich_effect https://enacademic.com/dic.nsf/enwiki/407580/Pulfrich_effect
by richrichardsson 6y ago
15ms if this is correct : https://enacademic.com/dic.nsf/enwiki/407580/Pulfrich_effect https://enacademic.com/dic.nsf/enwiki/407580/Pulfrich_effect