Commuter Trains, Ewing (West Trenton), NJ, 2010.All the pixels, but limited service on weekends and holidays, at flickr.com/photos/mattblaze/43#photography
And none of this has anything to do with whether a lens is a "zoom", which refers to lenses with a focal length that can be varied across a range to achieve different angles of view without changing lenses. Many people casually use "zoom", "telephoto", and "long" interchangeably (usually when they just mean "long"), but that just confuses people who understand the technical meaning of those terms.