LensCoatA(R) for the Canon 200 f/1.8 LensCoatA(R) 200 f/1.8 telephoto lens cover offers your valuable equipment some protection from scrapes and bumps, preserving its resale value. The LensCoatA(R) 200 f/1.8 features a clear plastic windows over the auto focus, focus limiter and focus preset controls, and also the distance scale. A small hole on the last segment lines up with the red dot indicator, making it easy to quickly line up your lens with camera mount even with the cover installed.