Samsung SP-A600B User Manual (user Manual) (ver.1.0) (English) - Page 12
Zoom and Focus Adjustment, 2-5 Screen Size and Projection Distance - throw distance
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2-4 Zoom and Focus Adjustment Zoom Knob : You can adjust the size of the image within the zoom range by manipulating the Zoom Knob. Focus Ring : Focus the picture on the screen using the Focus Ring. If your product is installed at a location out of the specified projection distance (refer to Screen Size and Projection Distance), the focus cannot be adjusted correctly. 2-5 Screen Size and Projection Distance Install the projector on a flat, even surface and level the projector using the adjustable feet to realize optimal picture quality. If images are not clear, adjust them using the Zoom Knob or Focus Ring, or move the projector forward and backward. A. Screen / Z. Throw Distance / Y'. Distance from Lens Center to Image Bottom X. Screen width / Y. Screen height / M. Screen Diagonal length SCREEN SIZE INCHES 40 50 60 70 80 90 100 110 120 MM 1016 1270 1524 1778 2032 2286 2540 2794 3048 HORIZONTAL X (MM / INCHES) 886 / 34.9 1107 / 43.6 1328 / 52.3 1550 / 61.0 1771 / 69.7 1992 / 78.4 2214 / 87.2 2435 / 95.9 2657 / 104.6 VERTICAL Y (MM / INCHES) 498 / 19.6 623 / 24.5 747 / 29.4 872 / 34.3 996 / 39.2 1121 / 44.1 1245 / 49.0 1370 / 53.9 1494 / 58.8 TELE WIDE Z (MM / INCHES) (MM / INCHES) 1762 / 69.4 2203 / 86.3 2643 / 104.1 3084 / 121.4 3524 / 138.7 3965 / 156.1 4405 / 173.4 4846 / 190.8 5287 / 208.1 1355 / 53.3 1694 / 66.7 2032 / 80 2371 / 93.3 2710 / 106.7 3048 / 120 3387 / 133.3 3726 / 146.7 4065 / 160.0 OFFSET ' Y' (MM / INCHES) 62 / 2.4 78 / 3.1 93 / 3.7 109 / 4.3 125 / 4.9 140 / 5.5 156 / 6.1 171 / 6.7 187 / 7.4 2-4 Installation and Connection