Dangbei Mars User Manual page 8

Getting Started
1.Placement
Position the projector on a stable, flat surface in front of the projection
surface. A flat and white projection surface is recommended.
Please follow the instructions below to determine the distance
between the projector and the projection surface,
and the corresponding projection size:
Size
(Length × Width)
177 x 100 cm
80 inches
221 x 124 cm
100 inches
7.25 x 4.06 ft
265 x 149 cm
120 inches
8.69 x 4.88 ft
332 x 187 cm
150 inches
10.89x 6.14 ft
06
Screen
5.8x 3.28 ft
The best recommended
projection size is 100 inches.
150 inches
120 inches
100 inches
80 inches
4.2m
3.37m
2.8m
2.2m