Optoma · 5,000–7,999 lumens · WXGA
Optoma ZW521
6,000lumens
1280×800native
1.18–1.54throw ratio
2.9 kgweight
The Optoma ZW521 is a DLP projector rated at 6,000 lumens with a native resolution of 1280×800. It uses a laser phosphor light source. Its lens has a throw ratio of 1.18–1.54:1. Released April 2026.
Throw distance table
Distance from lens to surface for each image width (16:10 (WXGA)). Calculated as throw ratio × width; check the manufacturer's lens calculator before installation.
| Image width | Height | Standard lens 1.18–1.54:1 |
|---|---|---|
| 2 m (6.6 ft) | 1.25 m | 2.4–3.1 m |
| 3 m (9.8 ft) | 1.88 m | 3.5–4.6 m |
| 4 m (13.1 ft) | 2.5 m | 4.7–6.2 m |
| 5 m (16.4 ft) | 3.12 m | 5.9–7.7 m |
| 6 m (19.7 ft) | 3.75 m | 7.1–9.2 m |
| 8 m (26.2 ft) | 5.0 m | 9.4–12.3 m |
| 10 m (32.8 ft) | 6.25 m | 11.8–15.4 m |
| 12 m (39.4 ft) | 7.5 m | 14.2–18.5 m |
| 15 m (49.2 ft) | 9.38 m | 17.7–23.1 m |
| 20 m (65.6 ft) | 12.5 m | 23.6–30.8 m |
| 25 m (82.0 ft) | 15.62 m | 29.5–38.5 m |
| 30 m (98.4 ft) | 18.75 m | 35.4–46.2 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
| Aspect Ratio | 16:10 (WXGA) |
|---|---|
| Audible Noise | 29 dB |
| Best Used For | K-12 Education Higher Education Corporate/Business |
| Brightness | 6,000 Lumens (ISO) 2 |
| Connection Panel | 12-Volt Trigger 3D Sync: BNC Audio In: Mini Jack Audio Out: Mini Jack HDMI 1.4 x 2 Network: RJ-45 RS232: DB-9pin USB: A x 2 VGA In: Dsub-15pin |
| Contrast | 300,000:1 (full on/off) |
| Display Type | DLP |
| Features | 24/7 Operation Geometric Correction 360° Operation |
| Image Size | 30.14" - 393.47" |
| Included Lens | 1.3x manual zoom |
| Internal Speakers | 15.0 Watts Mono |
| Light Source | Laser Phosphor |
| MSRP | n/a |
| Power | 210 Watts 100V - 240V |
| Projector Size | 4.50" x 10.80" x 8.50" (HxWxD) |
| Released | April 2026 |
| Resolution | 1280x800 |
| Status | Shipping |
| Street Price | $1,099 (USD) |
| Throw Distance | 3.3' - 32.8' Calculate Throw Distance |
| Throw Ratio | 1.18:1 - 1.54:1 (D:W) |
| Video Modes | Yes |
| Weight | 6.4 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 LSD600W | 6,000 | 1280×800 | Laser Phosphor | 1.18–1.54:1 | $1,000 |
| Maxell MP-WX5603 | 6,000 | 1280×800 | Laser Phosphor | 1.3–2.1:1 | $4,129 |
| Casio XJ-SK600 | 6,000 | 1280×800 | Laser/LED Hybrid | ||
| Epson Europe EB-L610W | 6,000 | 1280×800 | Laser Phosphor | 1.35–2.2:1 | |
| Epson Europe EB-W16SK | 6,000 | 1280×800 | 200W E-TORL bulb | ||
| Sanyo PLC-EF30N | 5,800 | 1280×1024 | 200W UHP bulb x 2 | $29,995 | |
| Sanyo PLC-EF30NL | 5,800 | 1280×1024 | 200W UHP bulb x 2 | $22,995 | |
| Sanyo PLC-EF31N | 5,800 | 1280×1024 | 200W UHP bulb x 2 | $23,995 |