The rule of thumb is – in order to save a 50$ traffic ticket, you have to be willing to pay 500$ to hire a lawyer. The lawyer and only the lawyer is able to convince the judge that the police officer found a wrong target. Appeal court will not review your case. They only examine the procedure of a municipal court that initially rendered the decision. Some checklists include “Did they ask your name?” “Did they give you chance to present you case?” and something likes that …
I am really happy that you are asked to pay only 50$ by possibly running over a red light.