Sony VPL-BW120S - Manual (Page 44)

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Projection Distance
Ceiling Installation (Top side parallel to ceiling)
Never mount the projector on the ceiling or move it by yourself. Be sure to consult with
qualified Sony personnel (charged).
Projection distance
Unit: m (inches)
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 Unit: m (inches)
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.
Caution
Center of the lens
Height H from
lens center to
top of screen
A
Projected
image
Projection distance L
Top side
Projected image size
Projection
Distance L
Height H from lens
center to top of screen
Diagonal D Width × Height
50 inch (1.27 m) 1.08 Ч 0.67 (42 Ч 26) 0.65 (26) 0.15 (5.83)
60 inch (1.52 m) 1.29 Ч 0.81 (51 Ч 32) 0.79 (31) 0.18 (7.00)
70 inch (1.78 m) 1.51 Ч 0.94 (59 Ч 37) 0.93 (36) 0.21 (8.16)
80 inch (2.03 m) 1.72 Ч 1.08 (68 Ч 42) 1.06 (42) 0.24 (9.33)
100 inch (2.54 m) 2.15 Ч 1.35 (85 Ч 53) 1.34 (53) 0.30 (11.66)
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)