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Screen Size and Projection Distance
Refer to the table below and install the mount and projector to project images with appropriate size. The value is only as a guide.
The recommended projection distance is 69 to 119 cm (27 to 47 in.).
* Product names are the trademarks or registered trademarks of their respective owners.
**Allow at least 6 cm (2.4 in.) space between the top of the whiteboard and the bottom of the wall plate.
Units: cm (inches)
Aspect ratio Interactive whiteboard * Screen size Projection distance (A)
Minimum (Wide)
Vertical slide adjustment (B)
4:3 59" (min.) 69 (27.17) 0
Hitachi Cambridge Board 60 60" 70 (27.56) 0
Hitachi StarBoard FX-63 63" 74 (29.13) 0
Promethean Activboard 64 64" 75 (29.53) 0
70" 82 (32.28) 0
SMART Board 680 77" 91 (35.83) 0
Hitachi Cambridge Board 77 77" 91 (35.83) 0
Hitachi StarBoard FX-77 77" 91 (35.83) 0
RM ClassBoard 77.5 77.5" 91 (35.83) 0
Promethean Activboard 78 78" 92 (36.22) 0
PolyVision TS610 78" 92 (36.22) 0
80" 94 (37.01) 0
85" 100 (39.37) 0
90" 107 (42.13) 0
95" 113 (44.49) 0
100" (max.) 119 (46.85) 0
16:10 67" (min.) 69 (27.17) 0
70" 72 (28.35) 0
75" 78 (30.71) 0
PolyVision TS610 78" 81 (31.89) 0
80" 83 (32.68) 0
85" 88 (34.65) 0
90" 94 (37.01) 0
95" 99 (38.98) 0
100" 105 (41.34) 0
105" 110 (43.31) 0
110" 115 (45.28) 0
113" (max.) 119 (46.85) 0
16:9 65" (min.) 69 (27.17) 4 (1.57)
70" 74 (29.13) 5 (1.97)
Interwrite 1071 71" 75 (29.53) 5 (1.97)
75" 80 (31.50) 5 (1.97)
Interwrite 1070 77" 82 (32.28) 5 (1.97)
80" 85 (33.46) 6 (2.36)
Hitachi StarBoard FX-82Wide 82" 88 (34.65) 6 (2.36)
Interwrite 1085 85" 91 (35.83) 6 (2.36)
90" 96 (37.80) 6 (2.36)
SMART Board 690 94" 101 (39.76) 7 (2.76)
Promethean Activboard 95 95" 102 (40.16) 7 (2.76)
100" 108 (42.52) 7 (2.76)
PolyVision TS810 104" 112 (44.09) 7 (2.76)
105" 113 (44.49) 7 (2.76)
110" (max.) 119 (46.85) 7 (2.76)
Aspect ratio Interactive whiteboard * Screen size Projection distance (A)
Maximum (Tele)
Vertical slide adjustment (B)
4:3 PolyVision TS410 44" 69 (27.17) 11 (4.33)
74" 119 (46.85) 11 (4.33)
16:10 50" 69 (27.17) 11 (4.33)
84" 119 (46.85) 11 (4.33)
16:9 48" 69 (27.17) 14 (5.51)
RM ClassBoard 60 60" 87 (34.25) 15 (5.91)**
Interwrite 1060 60" 87 (34.25) 15 (5.91)**
82" 119 (46.85) 17 (6.69)**
Center of the lens
Projection surface
B
A