Adjusting The Projector's Zoom / Focus; Adjusting Projected Image Size - Optoma EP761 Manual

Max.
30.3" (76.9cm) 75.7" (192.3cm) 126.2" (320.5cm) 176.7" (448.7cm) 227.1" (576.9cm) 302.8" (769.2cm)
Screen
(Diagonal)
Min.
27.5" (69.8cm) 68.7" (174.4cm) 114.4" (290.7cm) 160.2" (407.0cm) 206.0" (523.3cm) 274.7" (697.7cm)
Max. 24.2" x 18.2"
Screen
(WxH)
61.5 x 46.2cm
Size
Min.
22.0" x 16.5"
(WxH)
55.8 x 41.9cm
Max.
3.57" (9.07cm) 8.93" (22.7cm) 14.88" (37.8cm) 20.83" (52.9cm) 26.78" (68.0cm)
Hd
Min.
2.73" (6.9cm) 6.81" (17.3cm) 11.36" (28.8cm) 15.90" (40.4cm) 20.44" (51.9cm)
Distance
3.9' (1.2m)


Adjusting the Projector's 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 3.9 to 39.4 feet (1.2 to 12.0 meters).
Adjusting Projection Image Size
Width
3.9'(1.2m)
9.8'(3.0m)
16.4'(5.0m)
23.0'(7.0m)
29.5'(9.0m)
39.4'(12.0m)
60.6" x 45.4"
153.8 x 115.4cm
54.9" x 41.2"
139.5 x 104.7cm
9.8' (3.0m)
This graph is for user's reference only.
Installation
126.2"
(320.5cm)
75.7"
(192.3cm)
30.3"
114.4"
(76.9cm)
(290.7cm)
68.7"
(174.4cm)
27.5"
(69.8cm)
100.9" x 75.7" 141.3" x 106.0"
256.4 x 192.3cm 359.0 x 269.2cm
91.6" x 68.7" 128.2" x 96.1"
232.6 x 174.4cm 325.6 x 244.2cm
16.4' (5.0m) 23.0' (7.0m)
Zoom Ring
Focus Ring
302.8"
(769.2cm)
227.1"
(576.9cm)
176.7"
(448.7cm)
274.7"
(697.7cm)
206.0"
(523.3cm)
160.2"
(407.0cm)
Hd
181.7" x 136.3" 242.3" x 181.7"
461.5 x 346.2cm 615.4 x 461.5cm
164.8" x 123.6" 219.7" x 164.8"
418.6 x 314.0cm 558.1 x 418.6cm
35.71" (90.7cm)
27.26" (69.2cm)
29.5' (9.0m) 39.4' (12.0m)
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