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Key Features
  • 0.25 ultra short throw for space saving installation
  • 2nd generation Laser Phosphor technology with 20,000 hours lifespan
  • 4,500 ANSI Lumens offering bright images in any environment
  • Larger screen size with lower cost-per-inch
  • Cost-effective built-in HDBaseT receiver
  • Creativity realized by 360° projection

LS831WU
Product Description
ViewSonic’s LS831WU is an advanced 4,500 ANSI Lumens WUXGA ultra short throw installation projector perfect for public and commercial display applications. With a 0.25 throw ratio, users can easily get 100” screen from only 21 cm away. Screen size can further be expanded to up to 150" at a lower cost-per-inch compared to commercial displays. Adopting the 2nd generation laser phosphor technology, it offers consistent high brightness for a reliable 20,000 hours lifespan. Built-in HDBaseT receiver and 360° projection capability together ensure the ease of use desired. The embedded 20W cube speakers offer powerful audio right out of the box with three fine-tuned audio modes suitable for different application scenarios.
  1. Speaker Area
  2. Front IR
  3. LED Indicator
  4. Keypad
  5. Adjustment Foot
  6. USB Type A(5V/1.5A)
  7. HDMI x 2
  8. HDBaseT
  9. LAN
  10. 12V Out
  11. Computer In
  12. RS-232
  13. S-Video
  14. Composite
  15. 3D VESA
  16. Audio In & Out
  17. Monitor Out
Visit Us
  • www.viewsonic.com
  • SPECIFICATION
    Native Resolution: 1920x1200
    Brightness: 4500 ANSI Lumens
    Contrast Ratio: 3000000:1
    Display Color: 1.07 Billion Colors
    Light Source Type: Laser Phosphor system
    Light Source Life (Normal): up to 20000
    Lamp Watt: Nichia 67W x2
    Lens: F=2, f=2.44mm
    Projection Offset: 140%±6%
    Throw Ratio: 0.252
    Optical Zoom: Fixed
    Digital Zoom: 0.8x-2.0x
    Image Size: 70"~200"
    Throw Distance: 0.06-0.72m, (100”@0.21m)
    Keystone: H:+10°/-8° , V:+/-10°
    Audible Noise (Normal): 34dB
    Audible Noise (Eco): 29dB
    Input Lag: 16ms
    Resolution Support: VGA(640 x 480) to 4K(3840 x 2160)
    HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p
    Video Compatibility: NTSC, PAL, SECAM
    Horizontal Frequency: 15K~102KHz
    Vertical Scan Rate: 23~120Hz
  • INPUT
    Computer in (share with component): 1
    Composite: 1
    S-Video: 1
    HDMI: 2 , (HDMI 2.0 (HDCP 2.2)
    Audio-in (3.5mm): 1
    Audio-in (RCA R/L): 1
    3D VESA (Sync): 1
    HDBaseT: 1
    RJ45 Input: 1, (LAN control)
  • OUTPUT
    Monitor out: 1
    Audio out (3.5mm): 1
    Speaker: 10W Cube x 2
    USB Type A (Power): 1 (5V/ 1.5A), (share with service)
    12V Trigger (3.5mm): 1 (3.5mm)
  • CONTROL
    RS232 (DB 9-pin male): 1
    RJ45: 1
  • OTHERS
    Power Supply Voltage: 100-240V+/- 10%, 50/60Hz , (AC in)
    Power Consumption: Normal: 504W, Standby: <0.5W
    Operating Temperature: 0~40℃
    Net Weight: 9.9kg
    Dimensions (WxDxH) with Adjustment Foot: 492x387x157mm
    OSD Language: English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T-Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, India, Arabic, Vietnamese, Greek, (23 languages)
  • STANDARD ACCESSORY
    Power Cord: 1
    VGA Cable: 1
    Remote Control: 1, (with laser pointer)
    QSG: 1