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With its ultra short throw wide screen lens, positioning of the projector is no longer a problem as the EMP-400W can be mounted on a boom attached to the wall and the presenter can stand close to the image and interact with the whiteboard without shadows interfering with the audience's view, and without lamp glare in the presenter's eyes.
It projects in Wide XGA (1280 x 768 pixels), a common format for laptops and PCs, and it can also be adjusted for interactive white boards (and regular screens) to give aspect ratios of 4:3, 16:9, and 16:10.
Epson makes its own low cost highly efficient E-TOR lamps, and the 4000 hour 1800 Ansi lumen long life lamp in the EMP-400W can be replaced easily by loosening a single screw on the hatch on top of the projector The air-filter can also be easily replaced by simply accessing it from the slot at the front of the projector.
