RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS Viewsonic PJD2121, 400 ANSI lumens, DLP, SVGA (800x600), 1800:1, 4:3, 889 - 3810 mm (35 - 150") Viewsonic PJD2121. Luminosidade do projector: 400 ANSI lumens, Tecnologia da projecção: DLP, Resolução nativa do projetor: SVGA (800x600). Tipo de fonte de luz: Lâmpada, Vida útil da fonte de luz: 2000 h, Potência da lâmpada: 50 W. Foco: Manual, Índice de projecção: 1:1. Formato de sistema de sinal analógico: NTSC, Resolução de gráficos suportados: 1280 x 1024 (SXGA), 640 x 480 (VGA), 800 x 600 (SVGA), Modos de vídeos suportados: 1080i, 480i, 480p, 576i, 576p, 720p. Tipos de discos ópticos: Não incluído