| Customer review |
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Brief Introduction
Beta 2.5 |
With the VT491, manufacturer Nec offers a standard portable LCD projector with SVGA 800 x 600 resolution and a contrast of 600:1. 389 cm image width, the projector will be able to illuminate well. However, if room light is available, the image width should ideally not exceed 259 cm. This model is no longer offered by Nec.
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| Display Type |
3 x 0,6" LCD TFT Panel mit MLA
SVGA 4/3 Liquid Crystal Display with Micro Lense Array
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| Ansi-Lumen |
Projector |
2000 / 1600 im Eco Mode |
Screen |
667 Lux (200 cm Screen width) |
| Contrast |
600:1 full on/off |
600:1 full on/off 
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| Black Level |
3,3333 min. Lumen |
1,117 min. Lumen |
| Offset |
35,5% show
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| Resolution |
SVGA 800 x 600
480.000 Pixel
UXGA 1600 x 1200 compressed |
| Video Modes |
PAL, SECAM, NTSC, HDTV 720p, 1080i, EDTV 480p, 576p |
| Application |
Standard-Portabel | External training and company presentations, as well as product presentations.
Medium screen width or rooms with little light, max. 100 lumens. |
| Light Source |
190 / 150W im Eco Mode Lamp
Article Nr.: VT85LP
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| Light Life |
2000 h. 3000 h. in Eco Mode |
| Operating Costs |
-
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308 - 369 cm
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Lux: |
667 Lux |
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Room light max.: |
133 Lux |
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Candela pro m²: |
212 cd/m² |
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Foot-Lamberts: |
62 fL |
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| 53 cm
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Screen width: 200 cm Gain:1 |
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| Focus |
Manual |
| Zoom |
Manual 1,2 |
| Objective |
F=1,7-2,07 f=18,9-22,7 mm |
| Throw Ratio |
1,539-1,843:1 show |
| Audio |
1W Mono |
| Connections |
D-sub 15pin in und out
S-Video in
Cinch Video in
Cinch Stereo in
RS232C |
| Ceiling Mounting |
Yes, is possible. |
| Power |
255 / 205W in Eco Mode |
| Size WxHxD |
309 x 112 x 258 mm (12,2"x4,4"x10,2") 8,93 L/dm³
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| Operating Noise |
34 / 29 dB in Eco Mode |
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| Weight |
2,90 kg / 6,39 lbs. |
| Keystone |
Vert.: +/-30°
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| Illumination |
- |
| Frequenz |
H-sync: 15-100 kHz
V-sync: 50-120 Hz
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| Foot-Lamberts |
62 fL
/ max. 389 cm screen width |
| Candela m² |
212 cd/m² |
| Features |
 Freeze
Blackboard Modus
User logo
Eco Mode
Kensington Slot
Password protection
Remote control with mouse control
Optional Wi-Fi network compatible.
Digital Zoom.
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In Comparison
The Nec VT491 compared to others not current "Standard-Portabel" projectors. |
| Ansi-Lumen: |
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23 |
Weight: |
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86 |
| Contrast: |
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1 |
dB: |
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38 |
| Black level: |
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88 |
Power cons.: |
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98 |
| Picture Total Points: | 37 |
Projector Total Points: | 74 |
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| Popularity Top 100 |
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| Points: |
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7 |
| Ranking: |
3370 (From: 7662) |
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| Status |
2007 Discontinued (EOL) // Last update of the data: 2023-08-04
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| Data |
 Product Sheet english
Product Sheet english HC
Product Sheet japanisch
Product Sheet USA
User Manual english (3.18 MB)
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Nec Website
