From Hitachi's website:
Hitachi CPX5 series projectors
"The 3.9-pound CPX5 3LCD projector provides an optimal combination of portability and power, boasting a brightness of 2,500 ANSI lumens. Additionally, the CPX5 features a wide-angle lens, allowing presenters to place the projector close to the screen to avoid obstruction of the image."
Hitachi CPX3 series projectors
"Bringing widescreen compatibility to presenters in a variety of environments, the Hitachi CPX3 3LCD projector offers WXGA (1280 x 800) resolution. The CPX3 is specially designed for widescreen-format laptops and imaging applications that use 16:10 aspect ratios.
The CPX3 features an HDMI terminal, allowing digital signals such as DVD players/recorders and HD to be transmitted digitally to the projector. Additionally, the CPX3 also offers a wide-angle lens, allowing the projector to be used close to the screen with no obstructions. It also allows for a large image to be projector in a small space. The CPX3 is extremely light at 3.9 pounds, making it easily portable, while the 2,000 lumens brightness ensures professional-quality performance."