The Focal Point Lighting Seem 2 Family curves, bends, and sways to follow architecture or your design whim! Seem Sweep 2 is a narrow, 2.5″ aperture curvilinear luminaire that provides a complete tool kit to easily create soft shapes with rounded corners and curvy to straight lines of light. S shapes, ellipses or hairpin turns can be specified from the cut sheets using standard radii and angles.