9PREPARATIONPOSITIONING PROJECTOR This projector is designed to project on a flatprojection surface. Projector can be focused from 5.0’ (1.5m) ~ 51.3’(15.6m). Refer to figure below to adjust screen size.ScreenSizeDistance40”31”5.0’ (1.5m)40”5.0’(1.5m)12.7’(3.9m)25.6’(7.8m)38.4’(11.7m) Max. ZoomMin. Zoom51.3’(15.6m)100”200”300”400”308”231”154”77”31”ROOM LIGHTBrightness in room has a great influence onpicture quality. It is recommended to limitambient lighting in order to provide bestimage.Min. ZoomMax. Zoom 100”77”12.7’ (3.9m)150”115”19.1’ (5.8m)200”154”25.6’ (7.8m)250”192”32.0’ (9.8m)300”231”38.4’ (11.7m)400”308”51.3’ (15.6m)LENS SHIFT ADJUSTMENTProjection lens can be moved up and down with motor-driven lens shift function. This function makes it easy toprovide projected image where you want. Refer to P 20 for operation.H3H4H1H2Highest Lens Shift Lowest Lens ShiftH1 : H2 = 6 : 1H3 : H4 = 1 : 1NOTEScreen size and lens shift ratio on the above charts are standard values and they may change by positioningconditions.