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Projection Distance
Ceiling Installation (The unit is set so that the bottom is parallel to the
ceiling. The V Keystone function has been done.)
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 (Projection Distance L) Unit: m (inches)
Caution
Front of the lens
Height H from
lens center to
top of screen*
A
Projected
image
Projection distance L
* The number will be minus when the top of the projected image is higher than A.
Projected image size
Projection Distance L
Height H from lens center to
top of screen
Diagonal D Width × Height
Minimum
Projection
Distance L
Maximum
Projection
Distance L
80 inch (2.03 m) 1.72 × 1.08 (68 × 42) 2.38-3.09 (94-121) 0.07 (3) 0.12 (5)
100 inch (2.54 m) 2.15 × 1.35 (85 × 53) 2.98-3.87 (118-152) 0.08 (3) 0.15 (6)
120 inch (3.05 m) 2.58 × 1.62 (102 × 64) 3.59-4.65 (142-183) 0.10 (4) 0.18 (7)
150 inch (3.81 m) 3.23 × 2.02 (127 × 79) 4.49-5.82 (177-229) 0.13 (5) 0.23 (9)
200 inch (5.08 m) 4.31 × 2.69 (170 × 106) 5.99-7.77 (236-305) 0.17 (7) 0.30 (12)
Minimum Projection Distance L Maximum Projection Distance L
L=0.030093 × D – 0.0296
(L=1.184756 × D – 1.1665)
L=0.039003 × D – 0.0290
(L=1.535564 × D – 1.1432)