I would like to add a correction to my original comment about the dimensions of the area seen by the Phantom 3A and 4 Pro cameras at 400'. My calculations were based on a focal length of 20mm, however this is incorrect as this figure is the '35mm equivalent' as I now understand it. The actual...
Using a Field of View (FOV) calculator from CCTV days the following information should give you some idea of the area you would see from 400'.
A Phantom 3A camera has a 2/3" sensor and a focal length of 20mm, so from 400' you should see an area of approx. 110' on the vertical axis and 150' on...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.