How to choose the right lense

How do I determine what size lens to use with my camera?

First select from the chart below the approximate distance from your camera to the desired viewing area or subject. Choose the nearest distance in feet. Then click the appropriate link.

Distance From Camera To Subject:

5 Ft.     Click Here!
10 Ft.     Click Here!
25 Ft.     Click Here!
50 Ft.     Click Here!
100 Ft.     Click Here!

Distance From Camera To Subject: 5 Ft.

Lens Size

2.8mm

4mm

6mm

8mm

12mm

16mm

25mm

50mm

75mm

Field of View

Width	Height
8.5'	6.5'
6'	4.5'
4'	3'
3'	2.25'
2'	1.5'
1.5'	1.25'
11"	9"
6"	4"
4"	3"

Link

Distance From Camera To Subject: 10 Ft.

Lens Size

2.8mm

4mm

6mm

8mm

12mm

16mm

25mm

50mm

75mm

Field of View

Width	Height
17'	12.75'
12'	9'
8'	6'
6'	4.5'
4'	3'
3'	2.25'
1.75"	1.25'
11"	9"
8"	6"

Link

Distance From Camera To Subject: 25 Ft.

Lens Size

2.8mm

4mm

6mm

8mm

12mm

16mm

25mm

50mm

75mm

Field of View

Width	Height
43'	32'
30'	22.5'
20'	15'
15'	11.25'
10'	7.5'
7.5'	5.5'
4.75"	3.5'
2.25"	1.75"
1.5"	1.25"

Link

Distance From Camera To Subject: 50 Ft.

Lens Size

2.8mm

4mm

6mm

8mm

12mm

16mm

25mm

50mm

75mm

Field of View

Width	Height
86'	64.25'
60'	45'
40'	30'
30'	22.5'
20'	15'
15'	11.25'
9.5"	7.25'
4.75"	3.5"
3.25"	2.5"

Link

Distance From Camera To Subject: 100 Ft.

Lens Size

2.8mm

4mm

6mm

8mm

12mm

16mm

25mm

50mm

75mm

Field of View

Width	Height
171.5'	128.5'
120'	90'
80'	60'
60'	45'
40'	30'
30'	22.5'
19"	14.5'
9.5"	7"
6.5"	4.75"

Link