■ Depth of field (Imperial)(ft)

 

Focus distance

 

 

Depth of field

 

 

Reproduction ratio

 

 

 

 

 

 

 

 

 

 

 

 

 

 

f/1.8

f/2

f/2.8

f/4

f/5.6

f/8

f/11

f/16

 

 

 

 

 

 

 

 

 

 

 

 

 

1.75

1 ft 8 12/16 in.

1 ft 8 12/16 in.

1 ft 8 12/16 in.

1 ft 8 10/16 in.

1 ft 8 6/16 in.

1 ft 8 4/16 in.

1 ft 7 15/16 in.

1 ft 7 9/16 in.

1/8.3

—

—

—

—

—

—

—

—

 

1 ft 9 4/16 in.

1 ft 9 4/16 in.

1 ft 9 4/16 in.

1 ft 9 6/16 in.

1 ft 9 10/16 in.

1 ft 9 13/16 in.

1 ft 10 3/16 in.

1 ft 10 13/16 in.

 

 

 

 

 

 

 

 

 

 

 

 

 

2.5

2 ft 5 10/16 in.

2 ft 5 8/16 in.

2 ft 5 6/16 in.

2 ft 5 3/16 in.

2 ft 4 13/16 in.

2 ft 4 5/16 in.

2 ft 3 12/16 in.

2 ft 2 12/16 in.

1/12.8

—

—

—

—

—

—

—

—

 

2 ft 6 8/16 in.

2 ft 6 8/16 in.

2 ft 6 12/16 in.

2 ft 6 15/16 in.

2 ft 7 5/16 in.

2 ft 8 1/16 in.

2 ft 8 12/16 in.

2 ft 10 5/16 in.

 

 

 

 

 

 

 

 

 

 

 

 

 

4

3 ft 10 13/16 in.

3 ft 10 13/16 in.

3 ft 10 5/16 in.

3 ft 9 10/16 in.

3 ft 8 10/16 in.

3 ft 7 7/16 in.

3 ft 5 14/16 in.

3 ft 3 10/16 in.

1/21.7

—

—

—

—

—

—

—

—

 

4 ft 1 3/16 in.

4 ft 1 5/16 in.

4 ft 1 15/16 in.

4 ft 2 12/16 in.

4 ft 3 15/16 in.

4 ft 5 14/16 in.

4 ft 8 6/16 in.

5 ft 1 7/16 in.

 

 

 

 

 

 

 

 

 

 

 

 

 

7

6 ft 8 4/16 in.

6 ft 8 1/16 in.

6 ft 6 10/16 in.

6 ft 4 7/16 in.

6 ft 1 13/16 in.

5 ft 10 3/16 in.

5 ft 6 2/16 in.

5 ft 8/16 in.

1/39.4

—

—

—

—

—

—

—

—

 

7 ft 4 1/16 in.

7 ft 4 7/16 in.

7 ft 6 6/16 in.

7 ft 9 6/16 in.

8 ft 1 11/16 in.

8 ft 9 2/16 in.

9 ft 8 3/16 in.

11 ft 9 6/16 in.

 

 

 

 

 

 

 

 

 

 

 

 

 

∞

142 ft 1 3/16 in.

131 ft 5 10/16 in.

94 ft

65 ft 10 13/16 in.

47 ft 1 15/16 in.

33 ft 1 5/16 in.

24 ft 2 1/16 in.

16 ft 8 10/16 in.

1 / ∞

—

—

—

—

—

—

—

—

 

∞

∞

∞

∞

∞

∞

∞

∞

 

 

 

 

 

 

 

 

 

 

 

 

 

163