1. Select the Lens Format
2. Enter the object distance from the camera
3. Enter the object height
4. Press "Calculate" to perform calculation
Additionally you can click "Find Products" to display a list of cameras and/or lenses that supports the calculated focal length.
Select lens format |
Enter distance to object (feet) |
Object Height (feet) |
Focal Length (f) 30 mm
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Under 5 minutes
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Employee or visitor temperature check using i3's Ax19 multi-functional device.Canada Head Office
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i3 America (Nevada) Inc.
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Kennesaw GA 30152