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 lumen, DLP, SVGA (800x600), 1800:1, 4:3, 889 - 3810 mm (35 - 150") Viewsonic PJD2121. Kecerahan proyektor: 400 ANSI lumen, Teknologi proyeksi: DLP, Resolusi asli proyektor: SVGA (800x600). Tipe sumber cahaya: Lampu, Masa penggunaan sumber cahaya: 2000 j, Daya lampu: 50 W. Fokus: Pedoman, Rasio lempar: 1:1. Sistem format sinyal analog: NTSC, Resolusi grafis yang didukung: 1280 x 1024 (SXGA), 640 x 480 (VGA), 800 x 600 (SVGA), Modus video yang didukung: 1080i, 480i, 480p, 576i, 576p, 720p. Tipe pemutar cakram optik: Tidak termasuk