1 inch = 13.5 feet
5 inches = 5 * 13.5 = 67.5 feet
4.07 * 100 = 407%
407 / 100 = 4.07
If everything on inside of a line is 180->
(Line) --------/---------- everything on top equals 180 and there should be a number on either side. For instance 180-50 for the top would be 130, the wide angle's angle. I answer everything I like and come across so sorry I am four weeks late.
