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ZW351ST: Compact Short Throw WXGA Laser Projector for Education and Business

ZW351ST

ZW351ST: Compact Short Throw WXGA Laser Projector for Education and Business

The ZW351ST is a versatile WXGA short throw laser projector for education, business, training, and other professional spaces. It delivers a big-screen image from a short distance, so presenters can stand at the screen without casting shadows. It is a reliable, budget-friendly fit for classrooms, meeting rooms, and training rooms with limited space.
  • 3,600 Lumens: Bright, readable images for classrooms and meeting rooms
  • DuraCore Laser Light Source: Up to 30,000 hours of lamp-free operation
  • Short Throw Lens (0.52:1): A large image from a short distance, with fewer shadows
  • Optoma Smart Control App: Easy setup and control directly from your mobile device
  • Flexible Connectivity: Dual HDMI, USB Type-A, VGA, RJ45, RS232, Audio In/Out, 12V Trigger and a built-in 15W speaker

Brighter, Greener, and Longer-Lasting Projection


Future-Proofed. Sustainable. Cost-Effective.

Optoma’s new generation of lamp-free laser projectors is designed to deliver exceptional visual quality, simplified setup and control, and long-term value across business, education, or simulation environments.
Over-the-air Update
Compact Size
Low Maintenance
Eco-Friendly DuraCore Laser
High Brightness for Ambient Light
Optoma Smart Control
Optoma Management Suite
Short Throw
Immersive Golf
Powered by Optoma
Long Lifespan

Clear, Shadow-Free Projection for Ambient Light Environments

With 3,600 lumens of high brightness, this projector delivers WXGA visuals even in ambient light. Its short-throw design reduces shadows even in limited spaces, making it ideal for meetings, classrooms, and commercial environments.
3600lm high brightness for ambient light environment

Reliable for Long-Term Use with DuraCore Laser

Optoma DuraCore Laser technology delivers consistent brightness, vivid colors, and up to 30,000 hours of lamp-free operation. With instant on/off functionality, reduced power consumption, and no lamp replacements, it offers a lower total cost of ownership and long-term, reliable performance—ideal for business and education environments.
DuraCore laser technology for energy efficient, low maintenance operation. No lamp replacement.

Tailored Display Modes for Business and Education

Tailored display modes for business and education. Optoma projectors deliver long-lasting image precision with DLP technology, ensuring accurate, vibrant colors that bring every detail to life.
1080p vivid images for presentations

Smart Control at Your Fingertips

Optoma Smart Control app streamlines device management and intelligently adjusts screen alignment across Optoma displays, all from your mobile device. From setup to daily operation, it acts as an intelligent remote, enabling control of key functions such as power on/off, input source switching, status alerts, and more, helping users save time and deliver a better viewing experience in any space.
*Supports both iOS and Android OS.
*The product shown in the image below is for illustration purposes only.

Manage, Monitor, and Diagnose—All from One Place

Optoma Management Suite (OMS™) is an intuitive (cloud-based or via local networking) display management solution, designed to streamline operations by monitoring, diagnosing and controlling audio visual displays from anywhere via a single plarform. With an easy-to-use interface and 24/7 real-time monitoring, OMS enables users to check the status of display devices and make configurations to optimise performance.
Optoma Solution Suite for centralize IT control and management
Optoma Solution Suite can monitor, diagnose, and control--all from one place

Aways Stay Updated

This product supports over-the-air (OTA) firmware updates, keeping your projector up to date without the need for USB drives. Updates are delivered automatically, and users simply click Download to install them. Updates may include new features, performance enhancements, and security improvements. This helps reduce IT workload and ensures reliable operation.
OTA -seamless over-the-air update reduce IT workload

Flexible Setup for Any Spaces

With ±15° keystone correction, and support for 360-degree or portrait mode projection, this projector offers flexible installation in any space.
  • H/V keystone correction

  • Four-corner adjustment

Specification
Display
Technology
DLP®
Resolution
WXGA (1280x800)
Brightness
3,600 Lumens
Contrast ratio
300,000:1
Contrast ratio (Dynamic)
2,000,000:1
Native aspect ratio
16:10
Aspect ratio - compatible
4:3, 16:9, 16:10

Keystone correction - horizontal
+/-15°
Keystone correction - vertical
+/-15°
Horizontal scan rate
15~102 KHz
Vertical scan rate
24~120 Hz
Uniformity
75%
Screen size
30"~300"
Screen Type
4:3 / 16:9 / 16:10 / 1:1 / Custom
Light source type
Laser
Light source life
30,000 hours (Eco mode)
Throw ratio
0.521
Projection distance
4"~ 394" (mechanism travel)
31" to 44.4" (Optical travel)
Zoom
n/a
Zoom type
n/a
Focal length
7.51mm
Native offset
112% +/-5%
Lens shift
n/a
Connections- Inputs
2 x HDMI 1.4, 1 x VGA In, 1 x Audio 3.5mm
Connections - Outputs
2 x USB-A 2.0, 1 x 3D sync out, 1 x Audio 3.5mm

Connections - Control
1 x RJ45, 1 x RS232, 1 x 12V trigger
Noise level (min)
27 dB(A)
Noise level (max)
34 dB(A)
PC compatibility
VGA,SVGA,XGA,720p,WXGA,SXGA,SXGA+,UXGA,1080p,WUXGA
2D compatibility
NTSC,PAL,SECAM,SDTV,HDTV,UHD
3D compatibility
Supports all HDMI 1.4a mandatory 3D formats (Frame pack, side-by-side, top-bottom) and up converts frame rate from 60Hz to 120Hz or 24Hz to 144Hz
Security
Security bar, Kensington Lock, Password protected interface
OSD / display languages
27 languages: Arabic, Czech, Danish, Dutch, English, Farsi, Finnish, French, German, Greek, Hungarian, Indonesian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Spanish, Swedish, Thai, Traditional Chinese, Turkish, Vietnamese
24/7 operation
Yes
360° operation
Yes
Operating conditions
Max Temperature(operating): 0 ~ 40°C; Tolerance +/- 2°C,
Max Altitude(operating): 10,000 ft., for 0°C~30°C,
Max humidity(operating): 80% RH, non-condensing
Remote control
Business remote control
Speaker count & Watts per speaker
1 x 15W
Input lag
4K/ 60Hz: 16.7 ms
1080P/ 60Hz: 16.7 ms
1080P/ 120Hz: 8.4 ms
1080p/240Hz: 4.2 ms
In the box
AC power cord
Remote control
Bluetooth Dongle for Smart Control App
2 x AAA batteries
Quick start user manual
LAN control
Yes
24/7 operation
Yes
360° operation
Yes
Power supply
AC 100 ~ 240 V, 50 ~ 60 Hz
Power consumption (standby)
≤0.5 W
Power consumption (eco mode)
120 W@110VAC
118 W@220VAC
Power consumption (bright mode)
160 W @110VAC
155 W @220VAC
Dimensions (W x D x H)
W/o feet: 216 x 274 x 108.5mm (10.8 x 8.5 x 4.3 inches)
With feet: 216 x 274 x 114mm (10.8 x 8.5 x 4.5 inches)
Gross weight
4.4 kg / 9.7 lbs
Net weight
3.1 Kg / 6.8 lbs
Optoma Management Suite
Yes
Optoma Smart Control App
Yes
Downloads