LW855UST 3500AL WXGA Laser Ultra Short Throw Interactive Projector
Paving the Way for Cutting-Edge Classroom Interaction
- T/R=0.35 ultra short throw ratio
- Up to 38,000-hour laser light source lifespan (under Eco mode)
- BenQ Exclusive Infographic/Vivid Mode
- PointWrite Interactive Solution Compatibility
- IP6X dustproof sealed engine mechanism reduces maintenance costs
Creating Lasting Lessons with Stunning Picture Quality
Revolutionary Laser Technology

Tailored Color Modes for Optimal Learning Experiences
With BenQ professional color-grading technology, the LW855UST is tailored for presenting various educational content. Infographic Mode is great for showcasing the text and graphics of infographics in detail, ensuring more saturated and lively color performance than standard Presentation Mode. Vivid Mode is designed for superior color performance for video or image presentations.

Collaborate Freely on Any Surface
BenQ PointWrite™ technology works on any flat surface, creating new opportunities for classroom interactivity and enabling more possibilities for modern digital classrooms.

Category | Specification |
---|---|
Display | |
Brightness (ANSI lumens) | 3500 |
Resolution | WXGA (1280x800) |
Native Aspect Ratio | 16:10 |
Contrast Ratio (FOFO) | 3,000,000:1 |
Display Color | 30-bit (1.07 billion colors) |
Light Source | Laser |
Light Source Life | Normal: 20,000 hrs; ECO: 38,000 hrs; Dynamic Dimming: 60,000 hrs |
Optical | |
Throw Ratio | 0.35 |
Zoom Ratio | Fixed |
Lens | F/# = 2.5, f = 5.1 mm |
Projection Offset | 121% (Full-Height) |
Keystone Adjustment | 2D, Vertical ±15°, Horizontal ±15° |
Lens Shift Vertical | ±2% |
Picture | |
Picture Modes | Bright, Infographic, Presentation, sRGB, User 1, User 2, Vivid |
Compatibility | |
Resolution Support | VGA (640x480) to 4K UHD (3840x2160) |
Horizontal Frequency | 15K~135KHz |
Vertical Scan Rate | 23~120Hz |
I/O Interface | |
PC in (D-sub 15pin) | x1 (shared with component video) |
Monitor out (D-sub 15pin) | x1 |
HDMI in | x2 (HDMI 2.0b / HDCP2.2) |
LAN (RJ45) | x1 |
USB Type A | x1 (USB 2.0, Power Supply 1.5A) |
USB Type Mini B | x1 (PointWrite), x1 (Service) |
RS232 in (DB-9pin) | x1 |
Audio | |
Speaker | x2, 10W |
Audio in | x1 (3.5mm Mini Jack) |
Audio out | x1 (3.5mm Mini Jack) |
Microphone in | x1 (Mini Jack) |
Environment | |
Operating Temperature | 0~40℃ |
Power Supply | AC 100 to 240 V, 50/60 Hz |
Typical Power Consumption (110V) | 170W |
Stand-by Power Consumption | <0.5W |
Network Stand-by Power Consumption | <2W |
Acoustic Noise (Typ./Eco) | 34 / 32 dB |
Dimensions & Weight | |
Dimensions (WxHxD) | 317.2 x 376.4 x 208 mm |
Net Weight | 6.5 kg |
Projection System | DLP |
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Тип: | DLP |
---|---|
3D: | Не |
Разделителна способност (native): | 1280 x 800 |
Разделителна способност (max): | 3840 x 2160 |
Яркост: | 3500 lm |
Контраст: | 3000000 |
Мрежови възможности: | RJ-45 |
Говорители: | Да |
4K: | Да |
Разстояние на проектиране: | Нормално |
Short Throw: | Не |
Живот на лампата: | 20000 h |
Предназначен за: | Образование |
Формат: | 16:10 |
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