2 ms·
There need not be any limit. The eye can pick up a of a single photon in the right context. It doesn't get any briefer than that.
by lozenge 8y ago
There need not be any limit. The eye can pick up a of a single photon in the right context. It doesn't get any briefer than that.
- kiriakasis 8y agoThat is irrelevant here, the point is how long does it take to distinguish two consecutive inputs as distinct.