Casio XJ-ST155 eBook Reader User Manual


 
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The following table shows the relationship between the distance and projected image size.
* h = Height from the center of the lens to the bottom edge of the projection screen.
Important!
Note that the distances provided above are for reference only.
Projection Distance and Screen Size
XJ-H1600/XJ-H1650 XJ-ST145/XJ-ST155
Projection Size Approximate Projection Distance Projection Size
Approximate
Projection
Distance
(m / feet)
h*
(cm / inch)
Screen
Size
Diagonal
(cm)
Minimum
Distance
(m / feet)
Maximum
Distance
(m / feet)
h
*
Screen
Size
Diagonal
(cm)
27 69 0.85/2.79 1.0/3.28 0 45 114 0.6/1.97 6/2.36
40 102 1.3/4.27 1.6/5.25 0 60 152 0.8/2.62 8/3.15
60 152 1.9/6.23 2.3/7.55 0 80 203 1.1/3.61 10/3.94
80 203 2.6/8.53 3.1/10.17 0 100 254 1.4/4.59 13/5.12
100 254 3.3/10.83 3.9/12.8 0 142 361 2.0/6.56 19/7.48
150 381 4.9/16.08 5.9/19.36 0
200 508 6.6/21.65 7.9/25.92 0
300 762 9.9/32.48 11.9/39.04 0
h*