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 PJD6531W, 3200 ANSI lumens, DLP, WXGA (1280x800), 2000:1, 16:10, 27 - 300" Viewsonic PJD6531W. Projector brightness: 3200 ANSI lumens, Projection technology: DLP, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 4000 h, Service life of light source (economic mode): 6000 h. Focus: Manual, Zoom ratio: 1.2:1, Throw ratio: 1.5 - 1.8:1. Analog signal format system: NTSC, PAL, SECAM, Supported video modes: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p. Serial interface type: RS-232 https://www.pcmag.com/review/286983/viewsonic-pjd6531w The ViewSonic PJD6531w ($689 street) is a relatively bright yet easily portable data projector with good image quality. Built around a Texas Instruments DLP light engine, the PJD6531w has a WXGA (1,280-by-800) native resolution, compatible with widescr... 3D ready, Three-year warranty, Relatively bright, Solid data and video quality, Good range of input options, Relatively faint audio, Can’t read files from USB thumb drives, The ViewSonic PJD6531w is a portable DLP projector that’s relatively bright for its size, with solid data and video image quality. ... https://www.askmen.com/entertainment/gadget/viewsonic-pjd6531w-3-d-short-throw-projector.html Follow AskMen on Twitter.Last time you perused flat-screens and plasmas at a box store, how come you didn’t return home with a 60-inch monster to replace that microscopic 30-incher in the living room? You want 3-D, but Samsung’s new lineup of 3-D TVs w...