Maybe he was just looking for an easy mark and figures "your type" might not challenge him in court.

IF you decide to see the judge, have your speedo tested for accuracy first. If accurate, present that evidence in writing. It'll only cost a few bucks and give your statement more credibility. Depending on your local public records laws, you might also do some research on this LEO's ticket writing history. A little research and your defense strategy may become evident.