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 Camera ranges with area covered

5 feet away

10 feet away

20 feet away

40 feet away

50 feet away

100 feet away
Lens

width x height

width x height

width x height

width x height

width x height

width x height
Size

of picture

of picture

of picture

of picture

of picture

of picture

2.8 mm

8.6' x 6.4'

17.1' x 12.9'

34.3' x 25.7'

68.6' x 51.4'

85.7' x 64.3'

171.4' x 128.6'

3.5 mm

6.9' x 5.1'

13.7' x 10.3'

27.4' x 20.6'

54.9' x 41.1'

68.6' x 51.4'

137.1 x 102.9'

4 mm

6' x 4.5'

12' x 9'

24' x 18'

48' x 36'

60' x 45'

120' x 90'

6 mm

4' x 3'

8' x 6'

16' x 12'

32' x 24'

40' x 30'

80' x 60'

8 mm

3' x 2.3'

6' x 4.5'

12' x 9'

24' x 18'

30' x 22.5'

60' x 40'

12 mm

2' x 1.5'

4' x 3'

8' x 6'

16' x 12'

20' x 15'

40' x 30'

16 mm

1.5' x 1.1'

3' x 2.3'

6' x 4.5'

12' x 9'

15' x .11.3'

30' x 22.5'

25 mm

1' x .7'

1.9' x 1.4'

3.8' x 2.9'

7.7' x 5.8'

9.6' x 7.2'

19.2' x 14.4'

50 mm

.5' x .4'

1' x .7'

1.9' x 1.4'

3.8' x 2.9'

4.8' x 3.6'

9.6' x 7.2'

75 mm

.3' x .4'

.6' x .5'

1.3' x 1'

2.6' x 1.9'

3' x 2.4'

6.4' x 4.8'