Optoma TSFN-IR01 - Manual (Page 17)

English
Installation
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Focus Ring
Zoom Lever
Adjusting the Projector’s Zoom / Focus
Turn the Zoom Lever to zoom in or zoom out. To focus the
image, turn the focus ring until you see a clear image. The
projector will focus at distances from 4.9 to 41.0 feet (1.5 to
12.5 meters) and the projection screen size from 0.68m~7.75m
(26.77”~305.22”) at 16:9 mode with mechanical travel.
Adjusting Projection Image Size
Width
Height
Diagonal
Screen
Screen
Projection Distance (D)
Projection Distance (D)
Screen (W)
Screen (H)
Offset (Hd)
Top View
 This graph is for user’s reference only.
Diagonal
length (inch) size
of 16:9 Screen
Screen Size W X H (16:9) Projection distance (D) Offset
(Hd) (m) (feet) (m) (feet)
wide tele wide tele wide tele wide tele (m) (feet)
27 0.60 0.34 1.97 1.11 1.11 1.33 3.64 4.37 0.12 0.40
37 0.81 0.46 2.66 1.50 1.50 1.80 4.92 5.91 0.16 0.54
50 1.11 0.62 3.64 2.04 2.05 2.46 6.73 8.07 0.22 0.74
60 1.34 0.75 4.38 2.46 2.47 2.96 8.10 9.72 0.27 0.89
70 1.55 0.87 5.09 2.86 2.87 3.44 9.42 11.30 0.31 1.03
80 1.78 1.00 5.85 3.29 3.28 3.94 10.76 12.91 0.36 1.18
90 1.99 1.12 6.53 3.68 3.69 4.43 12.11 14.53 0.40 1.33
100 2.22 1.25 7.27 4.09 4.10 4.92 13.45 16.14 0.45 1.47
120 2.66 1.50 8.72 4.91 4.92 5.90 16.14 19.37 0.54 1.77
150 3.32 1.87 10.90 6.14 6.15 7.38 20.18 24.21 0.67 2.21
200 4.32 2.49 14.17 8.18 8.20 9.84 26.90 32.28 0.90 2.94
300 6.65 3.74 21.81 12.27 12.30 14.76 40.35 48.43 1.35 4.42