Sony VPL-DX147 Operating Instructions Manual page 64

Projection distance table (VPL-DX127)
Projected image size
Diagonal D
80 inch (2.03 m)
100 inch (2.54 m)
120 inch (3.05 m)
150 inch (3.81 m)
200 inch (5.08 m)
Projection distance formula (VPL-DX127)
D: Projected image size (Diagonal)
H: Height H from center of lens to edge of screen
Expression#1
Minimum Projection Distance L
L=0.030427 × D-0.0234
(L=1.197898 × D-0.9193)
Expression#2
Minimum Projection Distance L
H=-0.00254 × D+0.00000
(H=-0.10000 × D+0.00000)
64
Projection Distance
Projection
Distance L
Width × Height
1.63 × 1.22 2.42-2.88 (95-113)
(64 × 48)
2.03 × 1.52 3.02-3.60 (119-141)
(80 × 60)
2.44 × 1.83 3.63-4.33 (143-170)
(96 × 72)
3.05 × 2.29 4.55-5.42 (179-213)
(120 × 90)
4.06 × 3.05 6.07-7.23 (239-284)
(160 × 120)
Height H from center of lens to edge of screen
Height H from center of lens to edge
of screen
Minimum
Projection
Distance L
-0.20 (-8)
-0.25 (-10)
-0.30 (-12)
-0.38 (-15)
-0.51 (-20)
Maximum Projection Distance L
L=0.036301 × D-0.0236
(L=1.429177 × D-0.9283)
Maximum Projection Distance L
H=-0.00254 × D+0.00000
(H=-0.10000 × D+0.00000)
Unit: m (inches)
Maximum
Projection
Distance L
-0.20 (-8)
-0.25 (-10)
-0.30 (-12)
-0.38 (-15)
-0.51 (-20)
Unit: m (inches)