Vivitek D857wt Projector Specifications

							 
© Copyright 2011 Vivitek Corporation.  DLP® 
and the DLP  logo are registered trademarks of Texas Instruments.   All specifications are subject to change at any time.  
 
 
 
 
  
 
 
 
 
 
    
 
EDUCATION 
PROJECTOR
 D855ST/D857WT
The Ultimate Short-Throw Solutions 
 
The Vivitek D855ST/D857WT combines the best in 
performance, versatility and value. With HDTV 
compatibility, rapid start-up and shutdown, the 
D855ST/D857WT offers ease-of-use in their 
operation.  The Vivitek D855ST/D857WT digital 
projectors also feature multiple connectivity 
options, DLP® and BrilliantColor™ technologies 
and up to 6000 hours of lamp-life.   
 
 
 
Features 
  Native XGA/WXGA resolution and able to 
display up to UXGA (1600 x 1200) 
  3000 lumens of brightness with a 3000:1 contrast 
 3D-Ready via DLP® Link™ 
 High-efficiency lamps that last up to 6000 hours 
(in economy mode) 
  VGA–output for display on a secondary monitor 
 Keypad lock prevents accidental system 
adjustments 
  Enhanced color and display adjustments 
 Network-ready for integration and system 
administration via RJ45
 
Specifications 
Brightness 3000  Lumens 
Native Resolution XGA (1024 x 768) /  WXGA (1280 x 800) 
Max. Resolution UXGA (1600 x 1200) 
Contrast Ratio  3000:1 (Full On/Off) 
Lamp Life and Type ≈4000/6000 Hours (Boost/Standard Mode), 220W 
Lamp Part # 5811116713-S 
Display Type Single 0.55” DLP® Technology by Texas Instruments 
Throw Ratio  0.65:1 / 0.53:1 (Distance/Width) 
Image Size (Diagonal) 37.3 - 373 (0.9 - 9.5 m) / 43.8” - 438” (1.1 - 11.1 m) 
Projection Distance  1.64’ to 16.40’ (0.5 to 5.0 m) 
Projection Lens  F = 2.85, f = 7.25 mm 
Zoom Ratio Fixed Lens, Manual Focus 
Aspect Ratio 4:3 Native, 16:9 Compatible / 16:10 Native, 4:3 & 
16:9 Compatible 
Offset  128% / 123% 
Keystone Correction  ±15° Vertical 
Color Spectrum  16.7 Million 
Horizontal Scan Rate  15, 30 to 90 KHz 
Vertical Scan Rate 43 to 85 Hz 
Speaker 10  Watt Mono 
Remote Control  Full Featured IR Remote w/ Laser Pointer & Mouse 
Projection Method  Table Top or Ceiling Mount (Front or Rear) 
Uniformity 85% 
Computer 
Compatibility UXGA, SXGA+, SXGA, XGA, SVGA, VGA Resized; 
VESA Standards; PC and Macintosh Compatible 
Video Compatibility 
SDTV (480i), EDTV (480p), HDTV (576i, 720p, 1080i) 
thru RGB, NTSC/NTSC 4.43, PAL B/G/H/I/M/N 60, 
SECAM 
I/O Connection Ports  HDMI v1.3, DVI-I, VGA-In, VGA-Out, Composite 
Video, Mini-Jack Audio-In,  Mini-Jack Audio-Out, 
RCA Stereo-In, RJ45, RS-232c, USB (Service) 
Security  Kensington® Lock Port 
Weight 6.0 lbs (2.7 kg) 
Dimensions (W x H x D)  12.0 x 4.3 x 8.5 (305 x 109 x 216 mm) 
Noise Level 33dB/36dB (Standard/Boost Mode) 
Power Supply:  AC 100-240V, 50/60Hz 
Consumption:  230W (Standard Mode), 280W 
(Boost Mode),