What is the correct distance between the projector and screen?
The recommended distance varies by screen size: 1.16m for 37 inch, 1.35m for 45 inch, 1.51m for 50 inch, 1.81m for 60 inch, and 2.15m for 72 inch screens. Measure the distance between the projector and where you want to position the screen for optimal projection.
From the official Rca Multimedia Projector FAQs manual, page 6
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