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 (mga) ANSI lumen, WXGA (1280x800), 5000:1, 762 - 7620 milimetro (30 - 300"), 1,12 - 1,8 metro, 1.073 bilyong kulay Viewsonic PRO8520WL. Liwanag ng projector: 5200 (mga) ANSI lumen, Native na resolusyon ng projector: WXGA (1280x800), Contrast ratio (karaniwan): 5000:1. Buhay ng serbisyo ng pinagmumulan ng liwanag: 2000 h, Buhay ng serbisyo ng pinagmumulan ng liwanag (pang-ekonomiyang mode): 2500 h. Digital na zoom: 2x, Optical na zoom: 1,6x, Offset: 115%. Uri ng serial interface: RS-232. Lebel ng ingay: 33 dB, Sertipikasyon: Mexico Energy test/Registration, EAC, TUVS Mark(Argentina), India BIS, FCC,CE EMC,CB,,CCC, ROHS,...