The red continuim can be a very good place to look for granulation on the photosphere. This is not h-alpha viewing which looks at the chromosphere! The set up is a normal whitelight filter with a 7nm or so H-alpha filter. See this thread:

http://www.cloudynights.com/ubbthreads/showflat.php/Cat/0/Number/2547756/page/0/view/collapsed/sb/5/o/all/fpart/1

Very nice work!