Yes, you have right! :-)
I always put the monitor over the height of my eyes. To do that, I put an object under the monitore and I set the chair at the minimum height. So the chair is lower and in proportion the desk seems to be higher, and also the keyboard. This generates shoulder problems, too...
Also, it seems to me that the old rule "top of monitor in the same height as your eyes" is actually a more personal "whatever works for you" thing. See discussion at http://superuser.com/questions/231377/whats-the-correct-moni...