Epson EB-455Wi, 2500 ANSI lumens, LCD, WXGA (1280x800), 2000:1, 1498.6 - 2463.8 mm (59 - 97"), 0.58 - 0.58 m Epson EB-455Wi. Projector brightness: 2500 ANSI lumens, Projection technology: LCD, Projector native resolution: WXGA (1280x800). Light source type: Lamp, Service life of light source: 2500 h, Service life of light source (economic mode): 3500 h. Focal length range: 4.68 - 4.68 mm, Offset: 4.39: -1. Serial interface type: RS-232. Country of origin: China https://www.projectorcentral.com/epson_455Wi_interactive_projector_review.htm The Epson 455Wi interactive projector delivers everything it promises and more: interactivity, an ultra short throw, its full rated brightness, a high quality image for data, two interactive pens, and even a wall mount. And, of course, there's the new... https://www.pcmag.com/review/268068/epson-brightlink-455wi Whatever the strengths of the Epson BrightLink 455Wi ($2,200 street), it stands as a reminder of how quickly perspectives can change. When I reviewed the Epson BrightLink 450Wi ($2,200 street, 4.5 stars) last year, it was unique in combining interactiv... Ultra short throw, Can use any solid surface, including a tabletop or floor, as an interactive screen, Needs calibration, Doesn't handle video as well as it handles data images, Pen needs to touch the screen, The Epson BrightLink 455Wi is almost identical to the Editors' Choice 450Wi, but adds the ability to work facing straight down, to let you create an interactive table top. ... Epson has introduced its latest interactive projector, the Epson BrightLink 455wi. Some of you might be familiar with Epson's BrightLink 450wi and this projector is very similar but with some really interesting new features that really make it stand... In summary, the Epson BrightLink 455wi turned out to be a great projector for interactive teaching. The 1280x800 native resolution and its ability to project an image up to 96" diagonal really made this projector a true contender in the interactive pr...