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dust guard projector
The Most Invincible Classroom Projector that Guarantees World-Class Learning Quality
What will you get from choosing Dust Guard projectors?
With a certified IP5X level of dustproof protection, BenQ Dust Guard projectors ensure:
● Uninterrupted learning in the dustiest environments 
● Extend projector lifetime and reduce the frequency of projector maintenance by 1/3 
● Ultra-high image quality without color decay
How does BenQ Dust Guard projectors shield your projectors from harmful dusts:

Anti-Dust Accumulation Sensor

Rejects large amount of dust accumulation

Dust Filter

Blocks out 90% of particles and PM 2.5

Hall Sensor

Invulnerable to dust accumulation

Sealed Engine

Complete protection of the optical engine

dust guard projector
How Does BenQ Dust Guard Series Shield Your Projectors From Harmful Dusts?

1. Uninterrupted learning in the dustiest environments

2. Extend projector lifetime and reduce the frequency of projector maintenance by 1/3

3. Ultra-high image quality without color decay

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Dust GuardTW Series

DX808ST Dustproof ST Projector

● Premium Dustproof System with Dust-resistant and Filtering Design
● High Brightness of 3,000 ANSI Lumens
● XGA Resolution by Short Throw
● Scalable for Wireless Use and Interactivity
Dust GuardTW Pro Series

MW864UST Interactive UST Projector

● High Brightness of 3,300 ANSI Lumens
● WXGA Resolution by Ultra Short Throw
● Scalable for Wireless Use and Interactivity
● Breakthrough Dust-Proof Engine

MX863UST Interactive UST Projector

● High Brightness of 3,300 ANSI Lumens
● XGA Resolution by Ultra Short Throw
● Scalable for Wireless Use and Interactivity
● Breakthrough Dust-Proof Engine

MH856UST Interactive UST Projector

● High Brightness of 3,500 ANSI Lumens
● 1080P Resolution by Ultra Short Throw
● Scalable for Wireless Use and Interactivity
● Breakthrough Dust-Proof Engine

MW855UST Interactive UST Projector

● High Brightness of 3,500 ANSI Lumens
● WXGA Resolution by Ultra Short Throw
● Scalable for Wireless Use and Interactivity
● Breakthrough Dust-Proof Engine

MX854UST Interactive UST Projector

● High Brightness of 3,500 ANSI Lumens
● XGA Resolution by Ultra Short Throw
● Scalable for Wireless Use and Interactivity
● Breakthrough Dust-Proof Engin

LW820ST Interactive Laser Projector

● 3,600lm High Brightness and True Black
● Laser Blue Core for 20,000 hours Maintenance Free
● IP5X DustGuard to Proof Dust for Advanced Durability
● 0.49 Short Throw Ratio
● Easy Firmware Updater via LAN to Simplify Centralized Network Management
● Wireless Presentation by Qcast Mirror/QCast (Optional)

LH890UST Interactive Laser Projector

● BlueCore Laser Technology
● Dust Guard Laser Engine with IP5X standard
● 4,000AL High Brightness
● 20,000 hours of Lamp Replacement Free
● PointWrite PW40U Compatible

LU950 Installation Laser Projector

● BlueCore Laser Projection Engine
● 5,000 Lumen High Brightness and WUXGA High Resolution
● HDMI Monitor Output
● Extended H/V Lens Shift

LU951ST Installation Laser Projector

● BlueCore Laser Projection Engine
● 5,000 Lumen High Brightness and WUXGA High Resolution
● Short Throw Design for Small Room Applications
● HDMI Monitor Output
● High Adjustable H/V Lens Shift