To convert 14.5 feet (ft) into meters (m), multiply by 0.3048, like this: 14.5 feet (ft) 0.3048 = 4.4196 meters (m). 30 feet (ft) 0.3048 = 9.144 meters (m)... so, I was not so far away with my 10m... lol ! You are a lucky with these fantastic lenses... keep posting !

"In Life, as in Photography, things look much brighter, once you remove the lens cap"