DEPTH-OF-FIELD TABLE
(ft.)
Focused
distance
10
12
15
20
25
30
40
70
„
Depth of field
f/2.8
9' 11"—
10'0"
11' 11"—
12'0"
14' 11"—
15' 0"
19' 10"—
20' 1"
24' 9"—
25' 2"
29' 8"—
30' 3"
39' 6"—
40' 6"
68' 5"—
71' 7"
3043'—
f/4
9' 11"—
10' 0"
11' 11"—
12'0"
14' 10"—
15'1"
19' 10"—
20' 2"
24' 8"—
25' 3"
29' 7"—
30' 4"
39' 3"—
40' 8"
67' 10"—
72' 3"
2130'—
f/5.6
9' 11"—
10' 0"
11' 11"—
12'0"
14' 10"—
15' 1"
19'9"—
20' 2"
24' 7"—
25' 4"
29' 5"—
30' 6"
39' 0"—
41' 0"
67' 0"—
73" 3"
1522'—
r/8
9' 11"
10' 0"
11' 10"—
12' 1"
14'9"—
15'2"
19'8"—
20' 4"
24' 5"—
25' 6"
29' 2"—
30' 9"
38' 7"—
41'5"
65' 9"—
74' 9"
1066'—
r/n
9' 10"—
10' 1"
11' 10"—
12' 1"
14'9"—
15'3"
19'6"—
20' 5"
24' 3"—
25' 9"
28' 11"—
31' 1"
38' 1 "—
42' 0"
64' 4"—
76'8"
775'—
f/16
9' 10"—
10' 1"
11'9"—
12'2"
14' 7"—
15'4"
19' 4"—
20' 8"
23' 11 "—
26' 1"
28' 6"—
31' 7"
37' 4"—
43' 0"
62' r —
80' 2"
533'—
022
9' 9"—
10' 2"
l l ' 8 " —
12'3"
14'6"—
15'6"
19' 1"—
20' 11"
23' 7"—
26' 6"
28' 0"—
32' 3"
36'5"—
44' 3"
59' 7"—
84' 10"
388'—
Reproduction
ratio
1/8.9
1/11.0
1/14.1
1/19.3
1/24.5
1/29.6
1/40.0
1/71.1
l/oo
• By using interna! Focusing (IF), the closest focusing distance of this lens is shorter than previous models
at the same focal length, which utilized traditional helicoid focusing.
51