Abstract painter Linda Besemer’s monumental lozenge-shaped panel Big Corner Bulge, 2008, ensnares the eye from yards away with its precisely delineated mesh web, culminating in a central convexity appearing physically protuberant, as though enlarged by some invisible lens. Yielding varying effects depending on one’s distance and angle, the work performs its optical magic even for those standing just inches away from its flat surface. When the painting is viewed head on, its titular intumescence shudders, momentarily receding only to balloon once again, inducing mirages of chromatic waves. Indeed,