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 PRO8520WL, 5200 Lúmens de l'ANSI, WXGA (1280x800), 5000:1, 762 - 7620 mm (30 - 300"), 1,12 - 1,8 m, 1.073.000 milions de colors Viewsonic PRO8520WL. Brillantor de projecció: 5200 Lúmens de l'ANSI, Resolució nativa del projector: WXGA (1280x800), Relació de contrast (típic): 5000:1. Vida útil de la font de llum: 2000 h, Vida útil de la font de llum (mode econòmic): 2500 h. Zoom digital: 2x, Zoom òptic: 1,6x, Desplaçament: 115%. Tipus d'interfície en sèrie: RS-232. Nivell de soroll: 33 Db, Certificació: Mexico Energy test/Registration, EAC, TUVS Mark(Argentina), India BIS, FCC,CE EMC,CB,,CCC, ROHS,...