By shifting the lens from maximum wideAngle to maximum telephoto, lumen output on the projector is curtailed by 32%.
由转移透镜从最大广角到最大远距照相,流明产品在放映机根据32%削减。
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You get the most light output from this projector when the lamp power is set to high, and the zoom lens is set to maximum wideangle (shortest throw distance for any given image size).