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213
■ Depth of field (Imperial) (ft)
Focus distance Depth of field Reproduction ratio
f/4 f/5.6 f/8 f/11 f/16 f/22 f/32
[f=70 mm]
3.5
3 ft 5 / in. –
3 ft 6 / in.
3 f
t 5 / in. –
3 ft 6 / in.
3 ft 4 / in. –
3 ft 7 / in.
3 ft 4 / in. –
3 ft 7 / in.
3 ft 3 / in. –
3 ft 8 / in.
3 ft 2 / in. –
3 ft 10 / in.
3 ft 1 / in. –
4 ft / in.
1/10.9
4
3 ft 11 / in. –
4 ft / in.
3 f
t 10 / in. –
4 ft 1 / in.
3 ft 10 / in. –
4 ft 2 / in.
3 ft 9 / in. –
4 ft 2 / in.
3 ft 8 / in. –
4 ft 4 / in.
3 ft 7 / in. –
4 ft 6 / in.
3 ft 5 / in. –
4 ft 9 / in.
1/13.0
5
4 ft 10 / in. –
5 ft 1 / in.
4 f
t 9 / in. –
5 ft 2 / in.
4 ft 8 / in. –
5 ft 3 / in.
4 ft 7 / in. –
5 ft 5 / in.
4 ft 6 / in. –
5 ft 7 / in.
4 ft 4 / in. –
5 ft 11 / in.
4 ft 1 / in. –
6 ft 5 / in.
1/17.3
7
6 ft 8 / in. –
7 ft 3 / in.
6 f
t 7 / in. –
7 ft 5 / in.
6 ft 5 / in. –
7 ft 8 / in.
6 ft 3 / in. –
7 ft 11 / in.
5 ft 11 / in. –
8 ft 6 / in.
5 ft 8 / in. –
9 ft 3 / in.
5 ft 2 / in. –
10 ft 11 / in.
1/25.9
10
9 ft 4 / in. –
10 ft 8 / in.
9 f
t 1 / in. –
11 ft / in.
8 ft 9 / in. –
11 ft 6 / in.
8 ft 5 / in. –
12 ft 3 / in.
7 ft 10 / in. –
13 ft 9 / in.
7 ft 4 / in. –
16 ft 1 / in.
6 ft 6 / in. –
22 ft 7 / in.
1/38.7
∞
122 ft 11 / in. –
∞
90 ft 2 / in. –
∞
63 f
t 3 / in. –
∞
46 ft 2 / in. –
∞
31 ft 11 / in. –
∞
23 ft 5 / in. –
∞
16 ft 3 / in. –
∞
1/∞
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