• Network

  • Ultra Short Throw
    80" @ 0.25m

  • Media Player

  • No Fliter
    Dust Resistant

  • 16W Built-In

Ultra Short Throw Series

Great for classrooms and challenging spaces such as meeting rooms.
Eliminates shadows on the screen to allow for more creative and engaging presentations.

Quick startup & shutdown
time [Instant ON & OFF]

  • 5 seconds startup time
  • No cooldown required before restarting
  • Immediate projection improves presentation efficiency
  • Efficient power ON/OFF ability saves electricity

Vertical & Horizontal
Keystone Correction

  • Corrects both vertically and horizontally misaligned images (+/-5%)
  • Gives a perfectly squared fit on screens
  • Overcome installation challenges with keystone correction

Large-screen projection from
ultra-short distances

  • Short-focus lens achieves 60-inch screen-size projection from a distance of 13cm
  • Prevents shadow casting of the presenter onto the projected screen
  • Prevents blinding the presenter’s eyes for a more comfortable presentation experience

Networking for enhanced
classroom teaching
convenience (C-Assist)

Wireless presentation
Wireless camera

Browser projection
Simple PC remote

  • Wireless connection by C-Assist allows remote control of the projector
  • Teachers enjoy a wider choice of teaching styles

ID Remote Function

  • Project presentation materials stored in the (2GB) internal memory without a PC
  • Project still, moving images or files in PDF (and other) formats without conversion
  • Operations conducted with the bundled remote controller or a smartphone

Dust resistance ensuring
stable long-term operation

  • Original dust-resistant structure prevents dust from entering the optical engine section
  • Dust-proof shield guards internal parts
  • Filter in the air intake vent adds further dust resistance
  • Reduce periodic cleaning and degradation of projection brightness
  • Enables long-term stable operation in dusty environments




Main Functions

  • Built-in speaker <16W>
  • Wall-mounted projection compatible
  • USB memory compatible
  • Anti-theft lock
  • Wireless connection compatible*
  • HDMI terminal
  • C-Assist
  • Control terminal
  • Intelligent Brightness Control
  • Wired LAN terminal
  • Vertical & Horizontal Keystone
  • USB display

*using Casio C Assist App or Network Connection software.

  Ultra Short Throw Models
Functions XJ-UT311WN XJ-UT351W XJ-UT351WN
Brightness (lumnens) 3100 lumens 3500 lumens
Display System DLP® chip x1, DLP® system
Display Chip WXGA 0.65 inches
1,024,000 pixels (1280 dots x 800 dots)
Contrast Ratio (Full White / Black) 20,000 : 1
Keystone Correction Vertical & Horizontal Keystone ±5°
Focus Type Fixed zoom, manual focus
Projection Lens Fixed Lens F2.3/f4.2(@60")
Projected Image Size 50 to 110 inches
Throw Ratio 0.28 : 1
Projection distance 60-inch 0.13 m (0.4 ft)
100-inch 0.40 m (1.3 ft)
Minimum projection distance 0.06 m (0.2 ft)
Light source (estimated life) Laser & LED (up to 20,000 hours)
Colour Production Full color (up to 1.07 billion colors)
Scanning Frequencies Horizontal 15 - 91kHz
Vertical 50 - 85Hz
Analog Signal Native WXGA (1280x800)
Maximum WUXGA (1920x1200)
Input Terminal RGB 15-pin mini D-Sub × 2
Monitor Out RGB 15-pin mini D-Sub × 1
Video Signal Composite (RCA) terminal × 1
S-video terminal × 1
Display Resolution NTSC/PAL/PAL-N/PAL-M/PAL60/SECAM
Digital Signal Display Resolution (Maximum) WUXGA (1920 x 1200)
Input Terminal HDMI type A x 1
HDMI type A x 2
Audio Input Terminal RCA R/L terminals x1, 3.5mm stereo mini jack x 2
Output Terminal 3.5mm stereo mini jack x1
Speaker 16W x 1, Monaural
Other Terminals USB Host USB Type A
(DC 5V/2A) x 1
USB Type A
(DC 5V/2A) x 1
*For Power Supply Only
USB Type A
(DC 5V/2A) x 1
USB Display
Supported Playback
No Yes
Control Terminal RS-232C (D-Sub 9 pin) x 1
LAN (RJ45) Yes No Yes
Micro USB
Type B
For Logo Data Registration & Firmware Update
Remote ID Function Yes, Up to 4 IDs
Wireless LAN support Yes, YW-40 Included No Yes, YW-40 Optional
Power Requirement   100 to 240V AC, 50/60Hz
(default setting)
Light Output 7
160 W 185 W
(default setting)
Light Output 1
90 W 105 W
Bright Mode 195 W 225 W
(100 to 120V)
(220 to 240V)
Internal Memory Storage No
Noise level 28dB (Eco Mode) 37dB (Normal)
(W x H x D)
Projector Only 338 x 153 x 333
Projector with
Cable Cover
413 x 153 x 333
Weight 5.7kg
Security Features Kensington Lock, Security Bar, Power On Password
Bundled Accessories Wireless Remote
Control (YT-131)
Wireless Remote
Control (YT-160)
Wireless Remote
Control (YT-131)
AC Power Cord AC Power Cord
Warranty Card Warranty Card
Quick Guide Quick Guide
RGB Cable
Wireless Dongle

*1 When "Bright" is selected for "Light Control Off mode" or "Eco Off mode".

*2 Focus adjustment required when zoom changed.

*3 For firmware update.

*4 Eco Level 1 when Eco Mode is "On".

*5 Eco Level 5 when Eco Mode is "On".

User's manual and Network manual available for downloading on CASIO website.