ENGLISH-19
Projection relationships
The dimensional relationship between the screen and the projector is shown below.
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Dimensional relationship diagram
L1
L (LW/LT)
L (LW/LT)
SW
SH
H
SH
SW
SD
L1
Projected image
Screen
Note
z
This diagram assumes that the size and position of the projected image will be adjusted so
that the image fills the entire screen.
z
This illustration is not drawn to scale.
L
Projection distance
LW
Minimum distance
LT
Maximum distance
L1
Lens protrusion dimension
SH
Projected image height
H
Distance from the lens center to the lower edge of the projected image
SW
Projected image width
SD
Projected image size
(Unit: m)
Projector model
Dimension for L1
(approximate
value)
PT-RCQ10 / PT-RCQ80 / PT-RZ120 / PT-RZ970 / PT-RW930 /
PT-RX110 / PT-RZ870 / PT-RZ770 / PT-RW730 / PT-RZ660 /
PT-RW620
0.269
Note
z
The illustrations of projectors in this manual are for informational purposes only and do not
represent a specific projector model. Configurations may vary with the model.
z
Some of the alphabet letters at the end of projector model numbers may be omitted in this
manual.