Optoma RMC-25key - Manual (Page 17)

7
English
Installation
Adjusting the Projector’s Focus
Adjusting Projection Image Size
To focus the image, rotate the focus ring until the image is
clear. The projector will focus at distances from 1.6 to 12.1 feet
(0.5 to 3.7 meters).
Hd
82.0"
(208.3cm)
123.0"
(312.5cm)
164.0"
(416.7cm)
205.1"
(520.8cm)
246.1"
(625.0cm)
41.0"
(104.2cm)
1.6'(0.5m)
9.8'(3.0m)
8.2'(2.5m)
6.6'(2.0m)
4.9'(1.5m)
3.3'(1.0m)
Width
Height
Diagonal
303.5"
(770.8cm)
12.1'(3.7m)
Screen
(Diagonal)
41.0”
(104.2cm)
82.0”
(208.3cm)
123.0”
(312.5cm)
164.0”
(416.7cm)
205.1”
(520.8cm)
246.1”
(625.0cm)
303.5”
(770.8cm)
Screen Size
Max.(WxH)
32.8” x 24.6”
83.3x62.5cm
65.6” x 49.2”
166.7x125.0cm
98.4” x 73.8”
250.0x187.5cm
131.2” x 98.4”
333.3x250.0cm
164.0” x 123.0”
416.7x312.5cm
196.9” x 147.6”
500.0x375.0cm
242.8” x 182.1”
616.7x462.5cm
Hd
3.69”
(9.38cm)
7.38”
(18.75cm)
11.07”
(28.13cm)
14.76”
(37.50cm)
18.45”
(46.88cm)
22.15”
(56.25cm)
27.31”
(69.38cm)
Distance 1.6’ (0.5m) 3.3’ (1.0m) 4.9’ (1.5m) 6.6’ (2.0m) 8.2’ (2.5m) 9.8’ (3.0m) 12.1’ (3.7m)
 This graph is for user’s reference only.
Focus Ring