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 PJD5231, 3000 안시루멘, DLP, XGA (1024x768), 4:3, 762 - 7620 밀리미터 (30 - 300"), 16:9 Viewsonic PJD5231. 프로젝션 밝기: 3000 안시루멘, 프로젝션 기술: DLP, 프로젝터 기본 해상도: XGA (1024x768). 광원 유형: 램프, 광원 수명: 3000 시, 광원 서비스 수명(절약 모드): 4000 시. 초점: 메뉴얼. 아날로그 신호 형식 시스템: NTSC M, PAL, SECAM. 직렬 인터페이스 유형: RS-232