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What are your plans/intentions with the laser? What aspects of a projector do you find more important? What are you trying to hook it up to? What do you want to do with it?
I remember a forumer here that has a signature that says something along the lines of "A question well stated is a question half answered"
If you can tell us a LOT more about what you want specifically, then we might be able to offer a hand. Until then, the advice given would be relatively useless if it's not what you want.