Obtaining A Preferred Projected Image Size; Projection Dimensions - BenQ GV11 User Manual

Obtaining a preferred projected image size

The projected image size is determined by the distance from the projector lens to the screen, and the video format. The data in the table below is
based on a normal projection method and not the result of adjusting the projection angle (1-15 degrees).

Projection dimensions

Use the illustration and tables below to help you determine the projection distance.
Diagonal
Inch
30
35
40
45
50
55
Screen Size
Vertical Offset
Screen size
H (mm)
mm
762 373
889 436
1016 498
1143 560
1270 622
1397 684
Screen
Center of lens
Projection Distance
W (mm)
664
775
886
996
1107
1218
30
Projector distance (mm)
Average
864
1007
1151
1295
1439
1583