The M1711 Plus from 3M unleashes true power with 2500 lumens and puts forth nothing but high quality images for everyday use.  Perfect for the classroom or conference room, you're sure to enjoy all the benefits that this model offers and you'll notice immediate positive effects on your presentations.  Made with added durability and hardened, break resistant stage glass, this projector can result in less maintenance, interruptions, and repair expenses.  It's also very easy to focus and clean thanks to the open singlet projection head, and all of its control buttons are very easy to access.  The 10" by 10" staging area gives you plenty of room for big ideas, so take charge and do what you want to do.