Amazing. When I see an ISO start with a 3, I think first of Kodak Pan-X B&W film, which is (was?) ISO 32. This is more than 1000x faster, or ten stops faster!!! (And I guess the D4 can go another stop and a half or something outrageous, before the boulder-sized grain/noise becomes oppressive?)
_____ Brian... a bicoastal Nikonian and Team Member
My gallery is online. Comments and critique welcomed any time!