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Chapter 2 Getting Started — Setting up
34 - ENGLISH
Projected image size and throw distance
Refer to the projected image size and projection distance shown below to install the projector. The image size and image position can be
adjusted in accordance with the screen size and screen position.
SD
L (LW/LT)
L1
L1
L (LW/LT)
SW SH
H
SH
SW
Projected image
Screen
Screen
Note
f This illustration is prepared on the assumption that the projected image size and position have been aligned to t full inside the screen.
(Unit: m)
L (LW/LT)
*1
Projection distance
L1 Lens protrusion dimension
SH Image height
SW Image width
H Distance from the lens center to the lower edge of the projected image
SD Projected image size
*1 LW: Minimum projection distance when the Zoom Lens is used
LT: Maximum projection distance when the Zoom Lens is used
(Unit: m)
Projection Lens Model No. L1 dimension (approximate value)
Standard zoom lens 0.059
ET-ELW21 0.050
ET-ELW20 0.080
ET-ELT20 0.081
ET-ELT21 0.080
Attention
f Before setting up, read “Precautions for use” (x page 18).