173
■
Depth of field (Imperial)
(f
t)
F
ocus distanc
e
Depth of field
Repr
oduc
tion r
a
tio
f/1.8
f/2
f/2.8
f/4
f/5.6
f/8
f/11
f/16
0.9
10 11/
16 in.
–
10 14/
16 in.
10 11/
16 in.
–
10 14/
16 in.
10 11/
16 in.
–
10 15/
16 in.
10 10/
16 in.
–
11 in.
10 9/
16 in.
–
11 1/
16 in.
10 7/
16 in.
–
11 3/
16 in.
10 5/
16 in.
–
11 6/
16 in.
10 2/
16 in.
–
11 10/
16 in.
1/5.5
1.1
1 ft 1 1/
16 in.
–
1 ft 1 5/
16 in.
1 ft 1 1/
16 in.
–
1 ft 1 5/
16 in.
1 ft 15/
16 in.
–
1 ft 1 7/
16 in.
1 ft 13/
16 in.
–
1 ft 1 9/
16 in.
1 ft 12/
16 in.
–
1 ft 1 11/
16 in.
1 ft 10/
16 in.
–
1 ft 1 15/
16 in.
1 ft 6/
16 in.
–
1 ft 2 4/
16 in.
1 ft
–
1 ft 2 14/
16 in.
1/7.7
1.5
1 ft 5 10/
16 in.
–
1 ft 6 6/
16 in.
1 ft 5 10/
16 in.
–
1 ft 6 6/
16 in.
1 ft 5 6/
16 in.
–
1 ft 6 10/
16 in.
1 ft 5 4/
16 in.
–
1 ft 6 13/
16 in.
1 ft 4 15/
16 in.
–
1 ft 7 3/
16 in.
1 ft 4 9/
16 in.
–
1 ft 7 13/
16 in.
1 ft 4 1/
16 in.
–
1 ft 8 10/
16 in.
1 ft 3 6/
16 in.
–
1 ft 10 3/
16 in.
1/11.9
3
2 ft 10 3/
16 in.
–
3 ft 2 1/
16 in.
2 ft 10 1/
16 in.
–
3 ft 2 4/
16 in.
2 ft 9 4/
16 in.
–
3 ft 3 4/
16 in.
2 ft 8 4/
16 in.
–
3 ft 4 15/
16 in.
2 ft 6 15/
16 in.
–
3 ft 7 3/
16 in.
2 ft 5 4/
16 in.
–
3 ft 11 8/
16 in.
2 ft 3 8/
16 in.
–
4 ft 6 4/
16 in.
2 ft 15/
16 in.
–
5 ft 11 14/
16 in.
1/27.9
∞
44 ft 5 10/
16 in.
–
∞
41 ft 1 15/
16 in.
–
∞
29 ft 6 in.
–
∞
20 ft 9 in.
–
∞
14 ft 11 1/
16 in.
–
∞
10 ft 6 10/
16 in.
–
∞
7 ft 9 4/
16 in.
–
∞
5 ft 5 6/
16 in.
–
∞
1/∞