Epson EB-G7900U - Page 71

Horizontally curved surface (convex)
L
R
A
Screen
B
Center of the circle of which the
curved surface is an arc
L Projection distance
R Radius of the circle of which the
curved surface is an arc
Top view
The minimum values of R/L in the figure above are indicated in the table
below.
(Approximate value when projecting at maximum zoom. ELPLR04 does not
support lens shift.)
Lens type Vertical lens shift:
Home position
Side view
Vertical lens shift: Top
Side view
ELPLM08 0.52 0.54
ELPLX01 - 6.48
ELPLU03 1.81 1.88
ELPLU04/ELPLU02 1.10 1.14
ELPLR04 0.97 -
ELPLW05 0.83 0.86
ELPLW06/ELPLW04 0.44 0.45
ELPLM09/ELPLS04 0.31 0.31
ELPLM10/ELPLM06 0.19 0.19
Lens type Vertical lens shift:
Home position
Side view
Vertical lens shift: Top
Side view
ELPLM11/ELPLM07 0.12 0.13
ELPLL08/ELPLL07 0.09 0.09
Vertically curved surface (concave)
L
R
A
Screen
B
Center of the circle of which the
curved surface is an arc
L Projection distance
R Radius of the circle of which the
curved surface is an arc
Side view
Adjusting Projected Images
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