if you're interested, here's a good review:
http://www.blu-ray.com/movies/Excalibur-Blu-ray/749/#Review

and if you like to read reviews before you buy, here's an excellent address:
http://www.dvd-basen.dk/uk/home.php3

See: http://www.blu-ray.com/community/gallery.php?member=Gelli
or: Axiom Gallery