home theater movie projector purchase help?

i need to purchase a movie projector that from a distance of about 15′ will project a screen image of about 8.5′ height by 12.5′ wide. it must provide, as a minimum, 2,000 lumes, 2,000:1 contrast and 1,024×768 resolution. also, it must be priced around 0-1,000. any suggestions? thanks
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