Check out this awesome video from CBS.
Robots in order of appearance:
3940
1741
234
1501
1646
It blocks me.
You can see the vision target reflecting the production lights at 0:17-0:23. 
It makes sense, because you’re in Canada, and this was in the US.
I’m sorry- I’m not tech savvy enough in order to make the video available for you. If anyone could show me how or do it, I’d appreciate it a lot.