Optoma TX1080 User's Guide download pdf (Page 17)

English

Installation

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

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

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 59 60

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Optoma TX1080 User's Guide Page 17