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PRODUCT OVERVIEW
LG BF40QS ProBeam WUXGA Laser Projector – 4,000 ANSI Lumens:
Bring brighter, sharper and more engaging presentations to your business or education environment with the LG BF40QS ProBeam WUXGA Laser Projector. Featuring WUXGA 1920 × 1200 resolution, 4,000 ANSI lumens brightness and a 3,000,000:1 contrast ratio, it delivers clear, detailed visuals that remain impressive even in well-lit meeting rooms and classrooms. Its laser light source provides up to 20,000 hours of operation, helping reduce maintenance and the recurring cost of traditional lamp replacement.
Designed for flexible installation and modern connectivity, the LG BF40QS combines webOS 4.5, wireless connectivity, Wi-Fi, Bluetooth, USB media playback and HDMI connectivity in a compact business projector. With 1.6× optical zoom, horizontal ±20% and vertical ±50% lens shift, and 4-corner keystone correction, you can position and align the projected image with greater flexibility. Whether you need a reliable projector for corporate meetings, presentations, conferences, training sessions or digital learning, the BF40QS provides a powerful and practical projection solution.
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💡 4,000 ANSI Lumens Brightness — Enjoy bright, clear and highly visible presentations, even in well-lit business and classroom environments. 🖥️ WUXGA 1920 × 1200 Resolution — Experience detailed 16:10 visuals with approximately 2.3 million pixels for professional presentations and content. 🔦 20,000-Hour Laser Light Source — Benefit from long-lasting laser performance with reduced maintenance compared with conventional lamp projectors. 🌐 webOS 4.5 Smart Platform — Access smart projector functionality and an integrated web browser for convenient content and information access. 📐 1.6× Zoom & Lens Shift — Position the projector more flexibly with 1.6× zoom plus horizontal ±20% and vertical ±50% lens shift. |
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🎯 4-Corner Keystone Correction — Fine-tune all four corners of the projected image for accurate proportions and easier installation. 📡 Wireless Connectivity — Share content wirelessly and connect compatible devices without relying entirely on physical cables. 🔌 Versatile Connectivity — Connect your devices through dual HDMI inputs, dual USB 2.0 ports, RJ45 LAN, RS-232C and audio output. 🎬 Large 40"–300" Projection Size — Create an immersive viewing experience by projecting content on screens ranging from 40 inches up to 300 inches. 🔊 Built-In 10W Stereo Sound — Deliver presentations and multimedia content with integrated 10W (5W + 5W) audio without requiring an external speaker for basic use. |
💡 4,000 ANSI Lumens Brightness — Enjoy bright, clear and highly visible presentations, even in well-lit business and classroom environments.
🖥️ WUXGA 1920 × 1200 Resolution — Experience detailed 16:10 visuals with approximately 2.3 million pixels for professional presentations and content.
🔦 20,000-Hour Laser Light Source — Benefit from long-lasting laser performance with reduced maintenance compared with conventional lamp projectors.
🌐 webOS 4.5 Smart Platform — Access smart projector functionality and an integrated web browser for convenient content and information access.
📐 1.6× Zoom & Lens Shift — Position the projector more flexibly with 1.6× zoom plus horizontal ±20% and vertical ±50% lens shift.
🎯 4-Corner Keystone Correction — Fine-tune all four corners of the projected image for accurate proportions and easier installation.
📡 Wireless Connectivity — Share content wirelessly and connect compatible devices without relying entirely on physical cables.
🔌 Versatile Connectivity — Connect your devices through dual HDMI inputs, dual USB 2.0 ports, RJ45 LAN, RS-232C and audio output.
🎬 Large 40"–300" Projection Size — Create an immersive viewing experience by projecting content on screens ranging from 40 inches up to 300 inches.
🔊 Built-In 10W Stereo Sound — Deliver presentations and multimedia content with integrated 10W (5W + 5W) audio without requiring an external speaker for basic use.
| Brand Name | LG |
| Model Number | BF40QS |
| Series Name | LG ProBeam |
| Product Type | Laser Projector |
| Projection System | DLP |
| Native Resolution | WUXGA (1920 × 1200) |
| Pixels | Approx. 2.3 Megapixels |
| Brightness | 4,000 ANSI Lumens |
| Contrast Ratio | 3,000,000:1 |
| Aspect Ratio | 16:10 |
| Light Source | Laser (LD + P/W) |
| Laser Life | Up to 20,000 Hours |
| Zoom | 1.6× |
| Focus | Manual |
| Throw Ratio | 1.30 – 2.08 |
| Projection Size | 40" – 300" |
| Lens Shift | Horizontal ±20% / Vertical ±50% |
| Keystone Correction | 4-Corner Keystone |
| Uniformity | 85% |
| Noise Level | 26–29 dB |
| Smart Platform | webOS 4.5 |
| Wireless Connectivity | Wi-Fi / Wireless Screen Sharing |
| Bluetooth | Yes |
| Internet Browser | Yes |
| Built-In Speaker | 10W (5W + 5W) |
| HDMI | 2 × HDMI |
| USB | 2 × USB Type-A (USB 2.0) |
| RJ45 LAN | 1 |
| RS-232C | Yes |
| Audio Out | Yes |
| USB Media Playback | Movie, Music, Photo, Office Files |
| Digital Signal Input | Up to 4K (4096 × 2160) |
| Power Consumption | 245W Max. |
| Standby Power | Below 0.5W |
| Power Supply | 100–240V, 50/60Hz |
| Operating Temperature | 0–40°C |
| Dimensions (W × D × H) | 370 × 290 × 155.7 mm |
| Weight | 9.2 kg |
| Mounting | Ceiling Mount Supported |
| Cabinet Color | White / Light Grey |
| Kensington Lock | Yes |
Ideal For: Business Meetings • Conference Rooms • Corporate Presentations • Training Rooms • Classrooms • Digital Learning • Collaboration • Professional AV Installations
For detailed product specifications, please download the PDF Datasheet.