An ultra -short distance of the Optoma brand is offered for sale. This projector offers a brightness of 3300 lumens and a projection ratio of 0.27 to 1. This makes it possible to use a projection distance of approx. 0.5 m to project a picture up to 100 inches. As a result, the projector is ideal for use in the business, school or university area. Compared to conventional projectors, they save a lot of space, because this type of projection cannot lead to an unpleasant shadow throw. The numerous existing connection options also offer many options to connect further devices. In addition, this video projector can be expanded with a separate -rated touchbeam module. This makes your projected picture become an interactive touch screen, so simultaneous working of up to two people on a screen is.
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