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Lens Calculator
DVR Lens Calculator
Step 1
Units Preference
Metric
US
Step 2
CCD Chip Size
1/4 "
1/3 "
1/2 "
2/3 "
1 "
Step 3
Enter any 2 of 3 Below
Target View Width
- OR -
Distance to Target
- OR -
Lens Focal Length
mm
CCD
Focal Length (mm)
Distance to Target
Target Width
Target Vert
Horz Angle
Rmv
Also checkout the
Lens Plots