NEC VT45 Installation Guide
Visual Systems
VT45 Installation Data
Desktop and Ceiling Mount
Rev 1.3
Page
4
Normal Projection Position
The normal projection position for the VT45 is with vertical lens
shift approximately halfway between Zero Degree Projection
Position and Maximum Vertical Offset Projection Position.
See diagrams below.
shift approximately halfway between Zero Degree Projection
Position and Maximum Vertical Offset Projection Position.
See diagrams below.
Lens Shift Adjustable Range
Normal Position
Desktop/Front
Vertical
0.25V
0.25V
0.25V
Normal Position
Ceiling/Front
Vertical
0.25V
Horizontal
Normal Position
0.33H
Lens Shift Range for Desktop and Ceiling
Mount Application
Mount Application
The diagrams below show the location of the image position in
the lens. The lens can be shifted within the shaded area as
shown using the normal projection position as a starting point.
Note: Maximum range in certain directions might not be
obtainable due to the rounded off area near the edge of lens.
See diagrams below.
the lens. The lens can be shifted within the shaded area as
shown using the normal projection position as a starting point.
Note: Maximum range in certain directions might not be
obtainable due to the rounded off area near the edge of lens.
See diagrams below.
Desktop
Maximum Possible Range
Up:
Up:
0.25V
Left: 0.33H
Down: 0.25V Right: 0.33H
(H: width of image, V: height of image)
(H: width of image, V: height of image)
0.33H
0.33H
0.25V
0.25V
Normal Projection Position
Max. Offset Projection Position
Zero Degree Projection Position
Adjustable Range
Ceiling Mount
Maximum Possible Range
Up:
Up:
0.25V
Left: 0.33H
Down: 0.25V Right: 0.33H
(H: width of image, V: height of image)
(H: width of image, V: height of image)
0.33H
0.33H
0.25V
0.25V
Max. Offset Projection Position
Normal Projection Position
Zero Degree Projection Position
Adjustable Range