3 ms·
Adaptation begins immediately but takes much longer to reach its full extent. Go out on a very dark night and look up at the stars sometime. After half an hour
by munificent 4y ago
Adaptation begins immediately but takes much longer to reach its full extent.
Go out on a very dark night and look up at the stars sometime. After half an hour, you'll be able to see stars that you couldn't see fifteen minutes ago.