Epson Z8250NL - Manual (Page 198)

Screen Size and Projection Distance
198
Screen Size and Projection Distance
Use the tables below to help you determine placement. Image size increases with distance, but can vary depending on which lens you’re using and whether
you’ve adjusted the image with zoom or any other settings. For more precise measurements, you can also use the Projection Distance Calculator on the
Epson website.
PowerLite Pro Z8150NL/Z8250NL/Z8255NL (4:3 image)
PowerLite Pro Z8350WNL (16:10 image)
Lens Screen or image size Throw Ratio Zoom Ratio Focal Length F-number
Standard zoom lens
(ELPLS04) 60 to 500 inches 1.63 - 2.65 1 - 1.61 36.00 to 57.35 mm 1.65 - 2.51
Wide zoom lens
(ELPLW04) 60 to 500 inches 1.23 - 1.68 1 - 1.37 27.32 - 37.04 mm 1.8 - 2.26
Rear projection wide lens
(ELPLR04) 60 to 500 inches 0.72
−
16.15 mm 1.85
Middle throw zoom lens
(ELPLM06) 60 to 500 inches 2.51 - 3.85 1 - 1.5 55.43 to 83.3 mm 1.81 - 2.4
Middle throw zoom lens
(ELPLM07) 60 to 500 inches 3.66 - 5.60 1 - 1.5 80.59 to 121.1 mm 1.81 - 2.34
Long throw zoom lens
(ELPLL07) 60 to 500 inches 5.45 - 7.67 1 - 1.39 118.98 to 165.39 mm 1.8 - 2.45
Lens Screen or image size Throw Ratio Zoom Ratio Focal Length F-number
Standard zoom lens
(ELPLS04) 60 to 500 inches 1.71 - 2.78 1 - 1.61 36.00 to 57.35 mm 1.65 - 2.51
Wide zoom lens
(ELPLW04) 60 to 500 inches 1.29 - 1.77 1 - 1.37 27.32 - 37.04 mm 1.8 - 2.26
Rear projection wide lens
(ELPLR04) 60 to 500 inches 0.76
−
16.15 mm 1.85
Middle throw zoom lens
(ELPLM06) 60 to 500 inches 2.64 - 4.03 1 - 1.5 55.43 to 83.3 mm 1.81 - 2.4