No, I think he means the stick he used to partially rest his hand on. Remember, mirror and lens or not, it takes a LONG time to do that kind of detail work. I

No, I think he means the stick he used to partially rest his hand on. Remember, mirror and lens or not, it takes a LONG time to do that kind of detail work. If they really worked at that angle, I imagine your arm would get VERY tired, and the stick there might offer a bit of relief while working.