BenQ PE5120 user manual Standard ratio screen dimension table, Type Height Width Min, Wide Inch

Ceiling installation for a 4:3 ratio screen

Projection Distance

Ceiling

Screen Size

Offset

HeightImage

Center of the lens Screen

Floor installation for a 4:3 ratio screen

HeightImage

Offset

Screen

Center of the lens

Projection Distance

Floor

4:3 (standard) ratio screen dimension table:

	Screen Size			Projection		Height Offset		Image
				Distance				Height
Type		Height	Width	Min.	Max.	Tele	Wide	(cm)
(inch)		(cm)	(cm)	(cm)	(cm)	(cm)	(cm)
50		76	102	173	212	21	20	62
60		91	122	207	254	25	24	75
70		107	142	242	297	29	29	87
80		122	163	276	339	34	33	100
90		137	183	311	381	38	37	112
100		152	203	345	424	42	41	125
110		168	224	380	466	46	45	137
120		183	244	414	508	50	49	149
130		198	264	449	551	55	53	162
140		213	284	483	593	59	57	174
150		229	305	518	636	63	61	187
160		244	354	553	678	67	65	199
170		259	376	587	720	71	70	212
180		274	398	622	763	76	74	224
190		290	421	656	805	80	78	237
200		305	443	691	847	84	82	249

The above numbers are approximate and may be slightly different from the actual measurements.

An examination of the table reveals that you can place the projector lens in the range from 1.73 to 8.47m distance from the screen, which will give you a projected image from 1.02 x 0.62m to 4.43 x 2.49m.

Positioning your projector 13