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 DELL 1850, 3000 ANSI lumen, DLP, 1080p (1920x1080), 2000:1, 16:9, 849,9 - 7747 mm (33.5 - 305") DELL 1850. Kecerahan proyektor: 3000 ANSI lumen, Teknologi proyeksi: DLP, Resolusi asli proyektor: 1080p (1920x1080). Tipe sumber cahaya: Lampu, Masa penggunaan sumber cahaya: 3500 j, Masa penggunaan sumber cahaya (mode hemat): 5000 j. Jangkauan panjang fokus: 21.9 - 24 mm, Rentang bukaan (F-F): 2,5 - 2,67, Tipe pembesaran: Pedoman. Sistem format sinyal analog: NTSC, NTSC 4.43, NTSC M, PAL, PAL 4.43, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM..., Modus video yang didukung: 480i, 480p, 576i, 576p, 720p, 1080p. Jenis konektor HDMI: Ukuran penuh