By Lenn Thompson, Long Island Editor and Editor-in-Chief To most wine lovers outside of New York (and even many in New York) Dr. Konstantin Frank Viniifera Wine Cellars is synonymous with Finger Lakes wine. Dr. Frank's is one of the region's largest, best and most widely distributed producers. Of course, the winery is best known for its riesling bottlings, followed closely by Gewurztraminer and, partly because it's unique and partly because it's unique — Rkatsiteli. Today's review isn't of any of those well-regarded wines. Instead, we'll focus on a ripe, polished Dr. Konstantin Frank 2007 Cabernet Franc ($20) that still…