Ricoh has announced the smallest and lightest in the world, according to its statement, short-throw projector. Two modifications that come to market under the names OPSiO PJ WX4130N and WX4130, targeted for use in offices, educational institutions, digital signage and other applications. With the overall dimensions of 257 x 144 x 221 mm and a weight of about 3 kg, are able to project a new video on the 48-inch screen from a distance of 11.7 cm in the distance to 24.9 cm diagonal projected image is 80 inches. The brightness of projector is 2,500 lumens and a resolution – 1280 x 800 pixels. Ricoh has used in their devices DLP-technology of Texas Instruments. Also, there is support of 3D-video. Small size was achieved by using a new optical system comprising a concave mirror and the mirror shape of the free surface, which allows to reflect the light beam twice. Due to the concave mirror, as it became possible to reduce the erosion of the video. New items go on sale in Japan on November 18 and will be available later in other regions. The older model WX4130N supporting both wired and wireless connections will cost about 3330$ (price for the Japanese market).
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