Exposure Calculator
Metered Exposure
ISO
3
4
5
6
8
10
12
16
20
25
32
40
50
64
80
100
125
160
200
250
320
400
500
640
800
1000
1250
1600
2000
2500
3200
4000
5000
6400
8000
10000
12800
16000
20000
25600
32000
40000
51200
64000
80000
102400
128000
160000
Aperture
f/0.7
f/0.8
f/0.9
f/1
f/1.1
f/1.2
f/1.4
f/1.6
f/1.8
f/2
f/2.2
f/2.5
f/2.8
f/3.2
f/3.5
f/4
f/4.5
f/5
f/5.6
f/6.3
f/7.1
f/8
f/9
f/10
f/11
f/13
f/14
f/16
f/18
f/20
f/22
f/25
f/29
f/32
f/36
f/40
f/45
f/51
f/57
f/64
f/72
f/80
f/90
f/102
f/114
f/128
f/144
f/160
f/180
f/204
f/228
f/256
f/288
f/320
f/360
f/408
f/456
f/512
f/576
f/640
f/720
f/816
f/912
f/1024
f/1152
f/1280
f/1440
f/1632
f/1824
f/2048
f/2304
f/2560
f/2880
f/3264
f/3648
f/4096
Shutter
1/128000
1/10240
1/80000
1/64000
1/51200
1/40000
1/32000
1/25600
1/20000
1/16000
1/12800
1/10000
1/8000
1/6400
1/5000
1/4000
1/3200
1/2500
1/2000
1/1600
1/1250
1/1000
1/800
1/640
1/500
1/400
1/320
1/250
1/200
1/160
1/125
1/100
1/80
1/60
1/50
1/40
1/30
1/25
1/20
1/15
1/13
1/10
1/8
1/6
1/5
1/4
0.3s
0.4s
0.5s
0.6s
0.8s
1s
1.3s
1.6s
2s
2.5s
3.2s
4s
5s
6s
8s
10s
13s
15s
20s
25s
30s
40s
50s
1m
1m 20s
1m 40s
2m
2m 40s
3m 20s
4m
5m 20s
6m 40s
8m
10m 40s
13m 20s
16m
21m 20s
26m 40s
32m
42m 40s
53m 20s
1h 4m
1h 25m 20s
1h 46m 40s
2h 8m
2h 50m 40s
3h 33m 20s
4h 16m
5h 41m 20s
7h 6m 40s
8h 32m
11h 22m 40s
14h 13m 20s
17h 4m
22h 45m 20s
1d 4h 26m 40s
1d 10h 8m
1d 21h 30m 40s
2d 8h 53m 20s
2d 20h 16m
3d 19h 1m 20s
4d 17h 46m 40s
5d 16h 32m
7d 14h 2m 40s
9d 11h 33m 20s
11d 9h 4m
15d 4h 5m 20s
18d 23h 6m 40s
22d 18h 8m
30d 8h 10m 40s
37d 22h 13m 20s
45d 12h 16m
60d 16h 21m 20s
75d 20h 26m 40s
91d 0h 32m
121d 8h 42m 40s
151d 16h 53m 20s
182d 1h 4m
242d 17h 25m 20s
303d 9h 46m 40s
364d 2h 8m 0s
fc / lx
Light Loss
Filters
0
0+1/3
0+2/3
1
1+1/3
1+2/3
2
2+1/3
2+2/3
3
3+1/3
3+2/3
4
4+1/3
4+2/3
5
5+1/3
5+2/3
6
6+1/3
6+2/3
7
7+1/3
7+2/3
8
8+1/3
8+2/3
9
9+1/3
9+2/3
10
10+1/3
10+2/3
11
11+1/3
11+2/3
12
12+1/3
12+2/3
13
13+1/3
13+2/3
14
14+1/3
14+2/3
15
15+1/3
15+2/3
16
16+1/3
16+2/3
17
17+1/3
17+2/3
18
18+1/3
18+2/3
19
19+1/3
19+2/3
20
20+1/3
20+2/3
Extension
0
0+1/3
0+2/3
1
1+1/3
1+2/3
2
2+1/3
2+2/3
3
3+1/3
3+2/3
4
4+1/3
4+2/3
5
Bellows
0
0+1/3
0+2/3
1
1+1/3
1+2/3
2
2+1/3
2+2/3
3
3+1/3
3+2/3
4
4+1/3
4+2/3
5
Film Stock
Digital (No Reciprocity Failure)
Bergger Pancro 400
CineStill 400D
CineStill 50D
CineStill 800T
CineStill BwXX
Fujichrome Provia 100F
Fujichrome Velvia 50
Fujifilm Neopan 100 Acros II
Fujifilm Pro 400H
Harman Phoenix 200
Harman Phoenix II 200
Harman Red 125
Ilford Delta 100
Ilford Delta 3200
Ilford Delta 400
Ilford FP4 Plus
Ilford HP5 Plus
Ilford K100
Ilford K400
Ilford Ortho Plus
Ilford Pan F Plus
Ilford SFX 200
Ilford XP2
Kentmere Pan 100
Kentmere Pan 200
Kentmere Pan 400
Kodak Ektachrome E100
Kodak Ektacolor Pro 160
Kodak Ektacolor Pro 400
Kodak Ektapan 100
Kodak Ektapan 400
Kodak Ektar 100
Kodak Portra 160
Kodak Portra 400
Kodak T-MAX 100
Kodak T-MAX 400
Kodak Tri-X 400
Other Film Stock (^1.3)
Possible Exposures
Priority
Aperture
Shutter
Exposures
How does this work?