| Manufacturer | BenQ |
| Model | LK935 |
| Type | Laser Projector |
| Form Factor | Ceiling mount / Desktop |
| Display Format | 4K Ultra HD |
| Native Resolution | 3840 x 2160 |
| Display / Color Support | 1.07 Billion Colors |
| Image Brightness | 5500 ANSI lumens |
| Image Contrast Ratio | 3,000,000:1 |
| Image Aspect Ratio | 16:9 |
| 3D Technology | Yes |
| Optical Zoom | 1.6x |
| Throw Ratio | 1.36–2.18 |
| Lamp Type | Laser |
| Lamp Power | 440 Watt |
| Color | White |
| Weight | 7 kg |
| Power Consumption (Operational) | 440 Watt |
| Power Consumption (Standby) | <2W |
| Power Requirements | AC 100 to 240 V, 50/60 Hz |
BenQ LK935 4K UHD Laser Projector, 5500 Lumens, White
Key Benefits
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- Delivers premium 4K resolution and massive color depth, ideal for conference, education, and professional AV use
- Exceptional brightness and contrast make it suitable for use in ambient light conditions without sacrificing clarity
- Versatile installation with wide zoom, lens shift, and multiple input interfaces supports broad deployment scenarios
Product Overview
The BenQ LK935 is a high-performance 4K Ultra HD laser projector designed for professional environments like conference rooms and lecture halls. It delivers native 3840 x 2160 resolution, supports 1.07 billion colors, and outputs an impressive 5500 ANSI lumens with a 3,000,000:1 contrast ratio for compelling clarity, even in bright spaces.
Featuring 1.6x optical zoom, extensive lens shift (-60%/+60% vertical, -23%/+23% horizontal), and 3D keystone correction, it offers flexible installation options. The projector includes a wide array of ports such as dual HDMI 2.0b, DisplayPort, HDBaseT, USB Type A, RJ45, and RS232 for comprehensive connectivity. A 440W laser engine ensures long-term durability, while its compact and sleek white chassis makes integration easy across installation types.
Specifications
Product Overview
Wireless Features
| Wireless Capability | No (optional via USB Wi-Fi module) |
Compliance & Origin
| Country of Origin | |
| TAA Compliant | |
| Certifications | CE, FCC, UL, RCM, CCC, KC, BIS, NOM |
Advanced Security Features
| Security Lock Slot | Kensington lock |
| Password Protection | Yes |
Interfaces
| HDMI Ports | 2 x HDMI 2.0b |
| DisplayPort | 1 x DisplayPort |
| LAN Port (RJ-45) | 1 x RJ-45 |
| HDBaseT | 1 x RJ-45 |
| USB Type A | 1 x USB Type A |
| RS-232 | 1 x DB-9pin (RS-232 in) |
| 3D Sync In/Out | Yes |
| Wired Remote In | 1 x 3.5mm Mini Jack |
| Wired Remote Out | 1 x 3.5mm Mini Jack |
| DC 12V Trigger | 1 x 3.5mm Jack |
| Audio Output | HDMI / Speaker |
Physical & Environmental
| Width | 416 mm |
| Depth | 351 mm |
| Height | 166 mm |
| Operating Temperature Range | 0°C to 40°C |
| Humidity Range (Operating) | 20% to 80% RH (non-condensing) |
| Noise Level (Normal/Eco) | 33 dB / 31 dB |
Cloud Management & Licensing
| Management Interface | Web-based GUI, LAN control (Crestron, AMX, PJLink) |
| Remote Management Protocols | Telnet, HTTP, RS-232 |
| Third Party Control System Support | Crestron, Extron, AMX, PJ Link |