Is 3M's MPro120 pico projector bright enough?
While 3M has already announced a third-generation pico projector, the MPro150, we finally got around to reviewing its current second-generation model, the $300 MPro120.
In case you don't know what a pico projector is, as its name implies, it's a miniature handheld projector that's capable of casting a big image (3M says the MPro120 can project an image from 8 inches to 50 inches). The key to these pint-size projectors is that they use an LED light source that's very energy efficient.
While Pico projectors come in different shapes and sizes, most cost between $300 and $… Read more