BenQ LH856UST Ultra short throw projector 3500 ANSI lumens DLP 1080p (1920×1080) 3D Black, White
- Education Ultra short throw projector Black, White
- DLP 3500 ANSI lumens
- Laser 20000 h
- 1080p (1920×1080) 16:9 3000000:1
- Number of colours: 1.07 billion colours
- Ethernet LAN
- Built-in speaker(s) 10 W
- 3D
- AC 170 W
| Projector | |
|---|---|
| Keystone correction, horizontal | -15 – 15° |
| Keystone correction, vertical | -15 – 15° |
| Horizontal scan range | 15 – 135 kHz |
| Vertical scan range | 23 – 120 Hz |
| Number of colours | 1.07 billion colours |
| Smart projector | No |
| Native aspect ratio | 16:9 |
| Contrast ratio (typical) | 3000000:1 |
| Projector native resolution | 1080p (1920×1080) |
| Projection technology | DLP |
| Projector brightness | 3500 ANSI lumens |
| Light source | |
|---|---|
| Service life of light source (economic mode) | 38000 h |
| Service life of light source | 20000 h |
| Light source type | Laser |
| Lens system | |
|---|---|
| Offset | 124.6% |
| Throw ratio | 0.33 |
| F-number (relative aperture) | 2.5 |
| Fixed focal length | 5.1 mm |
| Video | |
|---|---|
| Supported graphics resolutions | 640 x 480 (VGA), 3840 x 2160 |
| 3D | Yes |
| Full HD | Yes |
| Ports & interfaces | |
|---|---|
| PC in (D-Sub) | Yes |
| Serial interface type | RS-232 |
| Microphone in | Yes |
| Audio (L/R) out | 1 |
| Audio (L/R) in | 1 |
| USB 2.0 Type-B ports quantity | 1 |
| USB 2.0 Type-A ports quantity | 1 |
| USB 2.0 ports quantity | 2 |
| DVI port | No |
| HDMI version | 2.0b |
| HDMI connector type | Full-size |
| HDMI ports quantity | 2 |
| VGA (D-Sub) ports quantity | 2 |
| Network | |
|---|---|
| Wi-Fi | No |
| Ethernet LAN (RJ-45) ports | 1 |
| Ethernet LAN | Yes |
| Smart TV | No |
| Storage | |
|---|---|
| Card reader integrated | No |
| Features | |
|---|---|
| Noise level (economic mode) | 32 dB |
| Noise level | 34 dB |
| Interactive | No |
| Multimedia | |
|---|---|
| Number of built-in speakers | 2 |
| RMS rated power | 10 W |
| Built-in speaker(s) | Yes |
| Design | |
|---|---|
| Product colour | Black, White |
| Market positioning | Education |
| Product type | Ultra short throw projector |
| Display | |
|---|---|
| Built-in display | No |
| Power | |
|---|---|
| Cord length | 3 m |
| AC input frequency | 50/60 Hz |
| AC input voltage | 100 – 240 V |
| Power consumption (standby) | 0.5 W |
| Power consumption (typical) | 170 W |
| Power source | AC |
| Operational conditions | |
|---|---|
| Operating temperature (T-T) | 0 – 40 °C |
| Weight & dimensions | |
|---|---|
| Height | 376.4 mm |
| Depth | 208 mm |
| Width | 317.2 mm |
| Weight | 6.5 kg |
| Packaging content | |
|---|---|
| Mounting brackets included | Yes |
| AC adapter included | Yes |
| Batteries included | Yes |
| Remote control included | Yes |
| Other features | |
|---|---|
| Security updates end date | 31/12/2026 |
