PORTLAND, Ore.--(BUSINESS WIRE)--Planar Systems, Inc. (NASDAQ:PLNR), a global leader in display and digital signage technology, today unveiled the Planar® RA-Series™ of narrow bezel LCD displays, a new family of tiled video wall displays, optimized for demanding 24x7 applications in high-ambient-light environments. Offered in 49” and 55”, Planar RA-Series high-performance LCD video wall displays have a tiled bezel-to-bezel width of only 12.6mm to create high-impact video walls in nearly any set