ViewSonic PRO9000 How to get a preferred screen size by adjusting distance and zoom, Desired

Distance v.s Screen size table

Desired	Screen size			Top	Screen size			Top
		(Min zoom)				(Max zoom)
Distance
	Diagonal			From base to	Diagonal			From base to
(m)		W (cm) x H		top of image	(inch)	W (cm) x H		top of image
	(inch)
<A>		(cm)		(cm)	<B>	(cm)		(cm)
	<B>
				<C>				<C>
1.5	38	83	X 47	54	45	100 X 56		65
1.8	45	100 X 56		65	54	120 X 68		78
2	50	111 X 63		73	60	133 X 75		87
2.3	58	128 X 72		83	69	153 X 86		100
2.5	63	138 X 78		91	75.	167 X 94		109
2.8	70	155 X 88		102	84	187	X 105	122
3	75	167 X 94		109	90	200 X 113		131
3.2	80	178	X 100	116	96	213	X 120	139
3.5	88	194	X 109	127	105	233	X 131	152
3.8	95	211	X 119	138	114	253	X 143	165
4	100	222 X 125		145	120	267 X 150		174
4.2	105	233	X 131	152	126	280	X 158	183
4.5	113	250	X 140	163	136	300	X 169	196
4.8	120	267	X 150	174	145	320	X 180	209
5	125	278 X 156		181	151	333 X 188		218

Zoom Ratio: 1.2x

How to get a preferred screen size by adjusting distance and zoom

A

60”

Desired image size

D

Height

For base to top of image

B

2.0 m

2.4 m

C

Desired Distance

The table below shows how to achieve a desired screen size by adjusting either

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