NEC VT45 Installation Data

VT45 Installation Data
Desktop and Ceiling Mount
Contents
Product Description, Lens Specs, Notes and Formulas
Projection Distances and Screen Sizes
Ceiling Mount Installation
Desktop Setup
Lens Shift Adjustable Range
Cabinet Dimensions
Top, Front and Right View
Bottom, Back and Left View
Ceiling Mount Dimensions
Top, Front Left and Bottom View
PC Control Codes

Product Description

Type: 3 panel, 0.7" p-Si TFT LCD projector
Native Resolution: 800 x 600
Brightness: 1000 ANSI Lumens

Lens Specifications

Throw Ratio:
Screen Sizes:
Distortion:
Chrom. Aberration:
Notes
For screen sizes not indicated on the projection tables, use the formulas below.
If the figures on the tables do not match the results of formulas, use the figures in the table.
The ceiling must be strong enough to support the LCD projector and the installation must be in accordance with any local
building codes.
•
All calculations are based on 4:3 aspect ratio.
•
Distances are in inches, for millimeters multiply by 25.4.
• Distances may vary ±5%.
Formulas
Units: Inches (for millimeters multiply final number by 25.4)
D = Screen Diagonal (4:3)
H = D x 0.8
V = D x 0.6
C (Wide) = 1.8487H - 1.237
C (Tele) = 2.0349H - 1.298
1.82 - 2.01:1 Focal Length:
25"-300" F/#:
0.7% TV Dist. MTF(@40lp/mm Gr): Ctr>60% Crnr>50%
Max 8 micron
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Dimensions: 11.8"(W) x 3.5"(H) x 8.1"(D)
Weight: 5.6 lbs
Manual Lens Shift/Manual Zoom/Manual Focus
26.6mm - 29.3mm
2.0 - 2.2
H = Screen Width (4:3)
V = Screen Height (4:3)
C = Throw distance
Visual Systems
Rev 1.3
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