I tried to contact him via facebook to send him the hi res version of this photo but he didn't seem interested. feel free to send me a note on deviant art with your e-mail address and I'll send you the full res version of this shot.
Hey, I know the guy that did the costume! I work at a comic book store and he's the....well, we refer to him at the resident artist, but he does awesome costumes too! We saw this a number of times while he worked on it. Couldn't believe he made the quiver and the arrows as well. Sickeningly talented, this guy is. His friend (whom I've never met) does a great Green Arrow! Great shot!