DURIS® E The pre-molded PPA 2835 LED version with standard 2835 footprint provides competitive value in application and system level. The DURIS® E 2835 combines good mechanical flexibility and a wide beam angle into a compact format (2.8 mm x 3.5 mm). This product fits well to flexible strips general lighting application. DURIS® E 2835 never fails to impress with its performance on system level.