Sony VPL-BW120S Operating Instructions Manual page 44

Ceiling Installation (Top side parallel to ceiling)
Caution
Never mount the projector on the ceiling or move it by yourself. Be sure to consult with
qualified Sony personnel (charged).
Height H from
lens center to
top of screen
Projection distance
Projected image size
Diagonal D
50 inch (1.27 m)
60 inch (1.52 m)
70 inch (1.78 m)
80 inch (2.03 m)
100 inch (2.54 m)
Projection distance formula
D: Projected image size (Diagonal)
H: Distance between the top edge of the image and the center of the lens
Expression#1
Expression#2
In the case of ceiling mounting, check with your dealer regarding the use of a mount kit that is
warranted for use with this product.
44
Projection Distance
A
Projected
image
Projection distance L
Width × Height
1.08 × 0.67 (42 × 26)
1.29 × 0.81 (51 × 32)
1.51 × 0.94 (59 × 37)
1.72 × 1.08 (68 × 42)
2.15 × 1.35 (85 × 53)
Projection Distance L
L=0.013794 × D – 0.0394 (L=0.543087 × D – 1.5503)
Height H from lens center to top of screen
H=0.00296 × D (H=0.11660 × D)
Center of the lens
Projection
Distance L
0.65 (26)
0.79 (31)
0.93 (36)
1.06 (42)
1.34 (53)
Top side
Unit: m (inches)
Height H from lens
center to top of screen
0.15 (5.83)
0.18 (7.00)
0.21 (8.16)
0.24 (9.33)
0.30 (11.66)
Unit: m (inches)