I've never had trouble with a soldering iron, but I don't have double-vision either.

If you want to pick it up and try it as a hobby, go to a toy store that sells science toys, there are electronic toy sets that include a cheap soldering iron (old school one, like a wood burning iron). Radio shack used to have them too. Give it a try with cheap stuff and see if it works for you. I'd suggest the scotch tape over one lens trick that others have suggested before... or an eye patch. You wouldn't want two soldering irons that close to your finger