Ohhh I know that first look - it's the dreaded "stink eye." I have been on the receiving end of that look more times than I care to remember. Did you by any chance have a slicker brush in your hand?
Better wait until he regains his health a little more...the doggles might be too much of a shock for him right now!! I can see him waking up in his crate and seeing THAT!!! EEEK!