Base Exposure
without Filters
3-Stop
ND Filter
10-Stop
ND Filter
1/8000 1/1000 1/8
1/4000 1/500 1/4
1/2000 1/250 1/2
1/1000 1/125 1
1/500 1/60 2
1/250 1/30 4
1/125 1/15 8
1/60 1/8 15
1/30 1/4 30
1/15 1/2 60 (1 min)
1/8 1 120 (2 min)
1/4 2 240 (4 min)
1/2 4 480 (8 min)
1 8 900 (15 min)
2 15 1800 (30 min)
4 30 3600 (1 hr)
8 60 (1 min) 7200 (2 hrs)
15 120 (2 min) 14400 (4 hrs)
30 240 (4 min) 28800 (8 hrs)
1 min 480 (8 min) 57600 (16 hrs)
 
Created for you by
Ilya Genkin Photography