Optoma ZH451ST 1080P Short Throw Laser Projector
Take your simulator to the next level with the Optoma ZH521ST, a ultra-bright Full HD short-throw laser projector. Packing 5,300 lumens and a massive 3,000,000:1 contrast ratio, it cuts through room light to deliver razor-sharp 1080p visuals—rendering fairways, greens, and ball flights in stunning detail. Its short 0.79:1 throw ratio casts massive images from just feet away, eliminating shadows and leaving maximum room for your swing. Built with a sealed, IP6X dust-resistant DuraCore laser engine, it offers up to 30,000 hours of maintenance-free, 24/7 reliability. Quiet, compact, and engineered for accuracy, the ZH521ST is the ultimate upgrade for a true pro-grade golf simulation setup.
Key Features & Specifications
- 1080p 1920 x 1080 16:9
- 5300 ANSI Lumens
- 2,000,000:1 Contrast
- 3.1kg Weight
- 29db (eco) Fan Noise
- 3 Year / 20,000hr Warranty
- 3 Year /20,000hr Laser Warranty
- Est. Laser Life up to 30,000hrs
- Long Life Laser Lightsource
- Horizontal & Vertical Keystone
- Short Throw
- 2x HDMI Connection
- Powerful 15W Speaker
- 360° Installation
- Portrait Projection
- IP6X Dust Resistant Optical Engine
Throw Distance Chart
(Throw Ratio: 0.79:1)
| Image Size | Installation Distance |
|---|---|
| 92" (16:9) 2030x1140mm | Approx. 1.61m |
| 100" (16:9) 2214x1245mm | Approx. 1.75m |
| 110" (16:9) 2435x1370mm | Approx. 1.92m |
| 120" (16:9) 2657x1494mm | Approx. 2.1m |
| 135" (16:9) 2990x1681mm | Approx. 2.36m |
| 150" (16:9) 3320x1867mm | Approx. 2.62m |
Compact 5,300lm Short Throw Full HD Laser Projector
The Optoma ZH521ST short throw projector delivers 5,300 lumens of brilliant Full HD 1080p visuals in a compact short-throw design, enabling large, shadow-free projections even in limited spaces. Engineered for 24/7 reliability, it offers a low-maintenance, energy-efficient laser solution with centralized IT management and smart control for corporate, education, or commercial uses.
- 5,300-lumen brightness - Clear projection for spaces with ambient light
- 30,000h laser life - DuraCore laser ensures long-term reliability and low TCO
- Sustainable design - 50% recycled metal and PCR materials
- Optoma Management Suite (OMS) - Enables centralized IT monitoring and control across multiple networked devices
- Optoma Smart Control App - Intelligent screen alignment and remote control directly from your mobile device (coming soon)
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.

Clear, Shadow-Free Projection for Ambient Light Environments
With 5,300 lumens of high brightness, this projector delivers Full HD visuals even in ambient light. Its short-throw design reduces shadows even in limited spaces, making it ideal for meetings, classrooms, and commercial environments.
Reliable for Long-Term Use with DuraCore Laser
Optoma DuraCore Laser technology delivers consistent brightness, vivid colours, 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.

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 colours that bring every detail to life.


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.

Always 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.

Flexible Setup for Any Spaces
With ±30° keystone correction, and support for 360-degree or portrait mode projection, this projector offers flexible installation in any space.

What's in the Box
- Optoma ZH521ST Projector
- Remote Control
- Power Cord & Transformer
What you may need
- HDMI Cable
- Projector Screen
- Projector Mount
- 3D Glasses
| Display/Image | |
| Resolution | 1080p Full HD (1920x1080) |
| Brightness | 5,300 lumens |
| Contrast | 300,000:1 |
| Contrast (Dynamic) | 2,000,000:1 |
| Native aspect ratio | 16:9 |
| Aspect ratio - compatible | 4:3, 16:9, 16:10, Full, Auto, Native |
| Keystone correction - horizontal | +/-15° |
| Keystone correction - vertical | +/-15° |
| Horizontal scan rate | 15 ~ 135Khz |
| Vertical scan rate | 24 ~ 120Hz |
| Uniformity | 75% |
| Screen size | 19" - 303" diagonal |
| Light Source | |
| Light source type | Laser Phosphor |
| LASER life | 30,000 hours (Eco) |
| Optical | |
| Throw ratio | 0.79:1 |
| Projection distance | 0.89m to 2.93m |
| Zoom | N/A |
| Focal length | 12.81 mm ~ 16.74 mm |
| Native offset | 106%~127% |
| Vertical Lens Shift | 106%~127% |
| Connectivity | |
| Connections Inputs | HDMI 2.0 x2 VGA In x1 Audio 3.5mm x1 |
| Connections Outputs | USB-A 2.0 x2 3D sync out x1 Audio 3.5mm x1 |
| Connections Control | RJ45 x1 RS232 x1 12V trigger x1 |
| General | |
| Noise level (min) | 29dB |
| Noise level (max) | 31dB |
| 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 |
| Speaker count | 1 x 15W |
| Remote control | Business remote control |
| Input lag | 4K/ 60Hz: 16.7 ms 1080P/ 60Hz: 16.7 ms 1080P/ 120Hz: 8.6 ms |
| In the box | AC power cord Remote control Quick start user manual |
| Power | |
| Power supply | AC 100 ~ 240 V, 50 ~ 60 Hz |
| Power consumption (standby) | <0.5W |
| Power consumption (ECO) | 147 W@220VAC |
| Power consumption (Bright Mode) | 205 W @220VAC |
| Weight and dimensions | |
| Dimensions (W x D x H) | W/o feet: 216 x 274 x 108.5mm With feet: 216 x 274 x 114mm |
| Gross weight | 4.6 kg |
| Net weight | 3.1Kg |
