ViewSonic · 5,000–7,999 lumens · WUXGA
ViewSonic LS921WU
6,000lumens
1920×1200native
0.81–0.89throw ratio
6.5 kgweight
The ViewSonic LS921WU is a DLP x 1 projector rated at 6,000 lumens with a native resolution of 1920×1200. It uses a laser phosphor light source rated for 20,000 hours. Its lens has a throw ratio of 0.81–0.89:1. Released June 2021.
Throw distance table
Distance from lens to surface for each image width (16:10 (WUXGA)). Calculated as throw ratio × width; check the manufacturer's lens calculator before installation.
| Image width | Height | Standard lens 0.81–0.89:1 |
|---|---|---|
| 2 m (6.6 ft) | 1.25 m | 1.6–1.8 m |
| 3 m (9.8 ft) | 1.88 m | 2.4–2.7 m |
| 4 m (13.1 ft) | 2.5 m | 3.2–3.6 m |
| 5 m (16.4 ft) | 3.12 m | 4.1–4.5 m |
| 6 m (19.7 ft) | 3.75 m | 4.9–5.3 m |
| 8 m (26.2 ft) | 5.0 m | 6.5–7.1 m |
| 10 m (32.8 ft) | 6.25 m | 8.1–8.9 m |
| 12 m (39.4 ft) | 7.5 m | 9.7–10.7 m |
| 15 m (49.2 ft) | 9.38 m | 12.2–13.3 m |
| 20 m (65.6 ft) | 12.5 m | 16.2–17.8 m |
| 25 m (82.0 ft) | 15.62 m | 20.2–22.2 m |
| 30 m (98.4 ft) | 18.75 m | 24.3–26.7 m |
Open in the throw-distance calculator →
Maximum image size for projection mapping
Largest image that keeps a 10:1 contrast against ambient light on a light, matte surface (80% optical efficiency). See how this is calculated.
| Ambient light | Max area | Max width × height |
|---|---|---|
| Dark rural site (1 lux) | 533 m² | 29.2 × 18.3 m |
| Quiet street at night (5 lux) | 107 m² | 13.1 × 8.2 m |
| Lit city square (15 lux) | 36 m² | 7.5 × 4.7 m |
| Bright urban area (30 lux) | 18 m² | 5.3 × 3.3 m |
| Indoor, lights dimmed (50 lux) | 11 m² | 4.1 × 2.6 m |
Full specifications
| 3D Modes | Full HD 3D |
|---|---|
| Aspect Ratio | 16:10 (WUXGA) |
| Audible Noise | 36 dB / 29 dB (Eco) |
| Best Used For | Higher Education House of Worship Corporate/Business Golf Simulator |
| Brightness | 6,000 Lumens (ANSI) 1 |
| Color Processing | 10-bit |
| Connection Panel | 12-Volt Trigger Audio In: Mini Jack Audio In: RCA Audio Out: Mini Jack Composite: RCA HDBaseT: RJ-45 HDMI 2.0 (HDCP 2.2) x 2 Network: RJ-45 RS232: DB-9pin S-Video USB: A VGA In: Dsub-15pin VGA Out: Dsub-15pin |
| Data Modes | MAX 3840x2160 |
| Digital Keystone | Horizontal & Vertical |
| Digital Zoom | Yes |
| Display Type | DLP x 1 |
| Features | Short-Throw Closed Captioning 24/7 Operation Full HD 3D Geometric Correction HDR CE Crestron RoomView™ |
| Image Size | 59.62" - 200.04" |
| Included Lens | 1.1x manual zoom , manual focus |
| Input Lag | 1080p/60: 16ms |
| Internal Speakers | 10.0 Watts × 2 |
| Lens Shift | Horizontal +/-23% & Vertical +/-50% |
| Light Source | Laser Phosphor |
| Light Source Life | 20,000 hours |
| MSRP | $4,499 (USD) |
| Power | 450 Watts 100V - 240V |
| Projector Size | 5.71" x 15.94" x 12.01" (HxWxD) |
| Released | June 2021 |
| Resolution | 1920x1200 |
| Status | Shipping |
| Street Price | $4,500 (USD) |
| Throw Distance | 3.8' - 11.5' Calculate Throw Distance |
| Throw Ratio | 0.81:1 - 0.89:1 (D:W) |
| Video Modes | 720p, 1080i, 1080p/60, 576i, 576p, 480p, 480i |
| Warranty | 3 Years |
| Weight | 14.3 lbs |
Specifications compiled from ProjectorCentral and manufacturer data. Prices change — verify with dealers.
Similar projectors
| Model | Lumens | Resolution | Light source | Throw ratio | Street price |
|---|---|---|---|---|---|
| ViewSonic LS920WU | 6,000 | 1920×1200 | Laser Phosphor | 1.36–2.18:1 | $3,700 |
| ViewSonic LSC600WU | 6,000 | 1920×1200 | Laser Phosphor | 1.08–1.76:1 | |
| ViewSonic LSC601WU | 6,000 | 1920×1200 | Laser Phosphor | 1.08–1.76:1 | |
| ViewSonic LSC601WU-ST | 6,000 | 1920×1200 | Laser Phosphor | 0.44:1 | |
| ViewSonic LSC650WU | 6,000 | 1920×1200 | Laser Phosphor | 1.2–2.01:1 | |
| ViewSonic LSC651WU | 6,000 | 1920×1200 | Laser Phosphor | 1.2–2.01:1 | |
| Sony VPL-FHZ80B | 6,000 | 1920×1200 | Laser Phosphor | 0.33–4.84:1 | $6,599 |
| Sony VPL-FHZ80W | 6,000 | 1920×1200 | Laser Phosphor | 0.33–4.84:1 | $6,599 |