Epson EB-G7900U Firmware Update Information - Page 11
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Details of Updated Optional Accessories (Version 2.00)
ELPLM15 Lens Shift Range
The following figure shows the ranges within which you can shift the image
using the lens shift feature.
You cannot shift the lens to both the horizontal and vertical maximum
values.
a
EB‑ ‑ G7905U/EB‑ ‑ G7900U/EB‑ ‑ G7500U/EB‑ ‑ G7400U/EB‑ ‑ G7200W/EB‑ ‑ G7000
W
Center of the lens
A
Projected image when the lens position is moved to the home position
B
C
Maximum motion range: V × 67%
D
Horizontal direction at maximum value: V × 19%
EB‑ ‑ G7805/EB‑ ‑ G7800/EB‑ ‑ G7100
Center of the lens
A
Projected image when the lens position is moved to the home position
B
Maximum motion range: V × 57%
C
Horizontal direction at maximum value: V × 16%
D
ELPLM15 Keystone Correction Range
You can correct keystone distortion when the projector is placed within the
following angles.
• Vertical: -45 to + 45 degrees
• Horizontal: -30 to +30 degrees
ELPLM15 Curved Surface Correction Range
The following table shows the minimum values for the ratio of projection
distance and circle radius used for curved surface correction.
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