Optoma TX780 User Manual - Page 19

Adjusting the Projector Zoom / Focus, Adjusting Projection Image Size

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Installation Adjusting the Projector Zoom / Focus You may turn the zoom lever to zoom in or out. To focus the image, rotate the focus ring until the image is clear. The projector will focus at distances from 3.3 to 40.0 feet (1.0 to 12.2 meters). Zoom Lever Focus Ring Adjusting Projection Image Size Diagonal Width 24.6" (62.5cm) 20.5" (52.1cm) Height 73.8" (187.5cm) 61.5" (156.3cm) 123.0" (312.5cm) 102.5" (260.4cm) 172.2" (437.5cm) 143.5" (364.6cm) 221.5" (562.5cm) 184.5" (468.8cm) 300.2" (762.5cm) 250.2" (635.4cm) Hd 3.3'(1.0m) 9.8'(3.0m) 16.4'(5.0m) 23.0'(7.0m) 29.5'(9.0m) 40.0'(12.2m) Screen Max. (Diagonal) Min. 24.6"(62.5cm) 20.5"(52.1cm) 73.8"(187.5cm) 61.5"(156.3cm) 123.0"(312.5cm) 102.5"(260.4cm) Screen Size Max. (WxH) Min. (WxH) 19.68"x 14.76" 50.0 x 37.5cm 16.40" x 12.30" 41.7 x 31.3cm 59.04" x 44.28" 150.0 x 112.5cm 49.20" x 36.90" 125.0 x 93.8cm 98.4" x 73.8" 250.0 x 187.5cm 82.0" x 61.5" 208.3 x 156.2cm Hd Max. Min. 2.21" (5.6cm) 1.85" (4.7cm) 6.64" (16.9cm) 5.54" (14.1cm) 11.07" (28.1cm) 9.23" (23.4cm) Distance 3.3' (1.0m) 9.8' (3.0m) 16.4' (5.0m) This graph is for user's reference only. 172.2"(437.5cm) 221.5"(562.5cm) 300.2"(762.5cm) 143.5"(364.6cm) 184.5"(468.8cm) 250.2"(635.4cm) 137.76" x 103.32" 177.20" x 132.90" 240.16" x 180.12" 350.0 x 262.5cm 450.0 x 337.5cm 610.0 x 457.5cm 114.8" x 86.1" 291.7 x 218.8cm 147.6" x 110.7" 375.0 x 281.3cm 200.16" x 150.12" 508.3 x 381.2cm 15.50" (39.4cm) 19.94" (50.6cm) 27.02" (68.6cm) 12.92" (32.8cm) 16.61" (42.2cm) 22.52" (57.2cm) 22.3' (7.0m) 29.5' (9.0m) 40.0' (12.2m) 17 English

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English
±7
Installation
61.5"
(156.3cm)
102.5"
(260.4cm)
143.5"
(364.6cm)
184.5"
(468.8cm)
250.2"
(635.4cm)
24.6"
(62.5cm)
73.8"
(187.5cm)
123.0"
(312.5cm)
172.2"
(437.5cm)
221.5"
(562.5cm)
300.2"
(762.5cm)
3.3'(1.0m)
40.0'(12.2m)
29.5'(9.0m)
23.0'(7.0m)
16.4'(5.0m)
9.8'(3.0m)
20.5"
(52.1cm)
Width
Height
Diagonal
Hd
Focus Ring
Zoom Lever
Adjusting the Projector Zoom / Focus
You may turn the zoom lever to zoom in or out.
To focus
the image, rotate the
focus ring until the image is clear. The
projector will focus at distances from 3.3 to 40.0 feet (1.0 to
12.2 meters).
Adjusting Projection Image Size
This graph is for user’s reference only.
Screen
(Diagonal)
Max.
24.6”(62.5cm)
73.8”(187.5cm)
123.0”(312.5cm)
172.2”(437.5cm)
221.5”(562.5cm)
300.2”(762.5cm)
Min.
20.5”(52.1cm)
61.5”(156.3cm)
102.5”(260.4cm)
143.5”(364.6cm)
184.5”(468.8cm)
250.2”(635.4cm)
Screen
Size
Max.
(WxH)
19.68”x 14.76”
50.0 x 37.5cm
59.04” x 44.28”
150.0 x 112.5cm
98.4” x 73.8”
250.0 x 187.5cm
137.76” x 103.32”
350.0 x 262.5cm
177.20” x 132.90”
450.0 x 337.5cm
240.16” x 180.12”
610.0 x 457.5cm
Min.
(WxH)
16.40” x 12.30”
41.7 x 31.3cm
49.20” x 36.90”
125.0 x 93.8cm
82.0” x 61.5”
208.3 x 156.2cm
114.8” x 86.1”
291.7 x 218.8cm
147.6” x 110.7”
375.0 x 281.3cm
200.16” x 150.12”
508.3 x 381.2cm
Hd
Max.
2.21” (5.6cm)
6.64” (16.9cm)
11.07” (28.1cm)
15.50” (39.4cm)
19.94” (50.6cm)
27.02” (68.6cm)
Min.
1.85” (4.7cm)
5.54” (14.1cm)
9.23” (23.4cm)
12.92” (32.8cm)
16.61” (42.2cm)
22.52” (57.2cm)
Distance
3.3’ (1.0m)
9.8’ (3.0m)
16.4’ (5.0m)
22.3’ (7.0m)
29.5’ (9.0m)
40.0’ (12.2m)