Ontario Highway Traffic Act

So I was driving and got pulled over for going 77km/hr in a 50km/hr zone. The officer then reduced the speed to 65km/hr in a 50km/hr zone. Now I am going to go to court to fight it because I really do not want my insurance to go up (I might even hire a lawyer to help). Now my question is, in court will the officer be able to show the radar since he ...