Optoma · 5,000–7,999 lumens · 4K
Optoma ZK708T
7,000lumens
3840×2160native
1.2–1.92throw ratio
6.3 kgweight
The Optoma ZK708T is a DLP x 1 projector rated at 7,000 lumens with a native resolution of 3840×2160. It uses a laser phosphor light source rated for 30,000 hours. Its lens has a throw ratio of 1.2–1.92:1. Released June 2024.
Throw distance table
Distance from lens to surface for each image width (16:9 (4K HD)). Calculated as throw ratio × width; check the manufacturer's lens calculator before installation.
| Image width | Height | Standard lens 1.2–1.92:1 |
|---|---|---|
| 2 m (6.6 ft) | 1.12 m | 2.4–3.8 m |
| 3 m (9.8 ft) | 1.69 m | 3.6–5.8 m |
| 4 m (13.1 ft) | 2.25 m | 4.8–7.7 m |
| 5 m (16.4 ft) | 2.81 m | 6.0–9.6 m |
| 6 m (19.7 ft) | 3.38 m | 7.2–11.5 m |
| 8 m (26.2 ft) | 4.5 m | 9.6–15.4 m |
| 10 m (32.8 ft) | 5.62 m | 12.0–19.2 m |
| 12 m (39.4 ft) | 6.75 m | 14.4–23.0 m |
| 15 m (49.2 ft) | 8.44 m | 18.0–28.8 m |
| 20 m (65.6 ft) | 11.25 m | 24.0–38.4 m |
| 25 m (82.0 ft) | 14.06 m | 30.0–48.0 m |
| 30 m (98.4 ft) | 16.88 m | 36.0–57.6 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) | 622 m² | 33.3 × 18.7 m |
| Quiet street at night (5 lux) | 124 m² | 14.9 × 8.4 m |
| Lit city square (15 lux) | 41 m² | 8.6 × 4.8 m |
| Bright urban area (30 lux) | 21 m² | 6.1 × 3.4 m |
| Indoor, lights dimmed (50 lux) | 12 m² | 4.7 × 2.6 m |
Full specifications
| 3D Modes | Full HD 3D |
|---|---|
| Aspect Ratio | 16:9 (4K HD) |
| Audible Noise | 36 dB / 33 dB (Eco) |
| Best Used For | Higher Education House of Worship Corporate/Business Gaming Digital Signage Museum/Exhibits |
| Brightness | 7,000 Lumens (ISO) 2 |
| Color Processing | 10-bit |
| Connection Panel | 12-Volt Trigger Audio In: Mini Jack x 2 Audio Out: Mini Jack HDBaseT: RJ-45 HDMI 2.0 x 2 Network: RJ-45 RS232: DB-9pin USB: A VGA In: Dsub-15pin x 2 |
| Data Modes | MAX 3840x2160 |
| Digital Keystone | Horizontal & Vertical |
| Digital Zoom | Yes |
| Display Type | DLP x 1 |
| Dynamic Contrast | 300,000:1 |
| Features | Closed Captioning 24/7 Operation Full HD 3D Geometric Correction HDR Blackboard Mode Crestron RoomView™ |
| Image Size | 31.05" - 301.87" |
| Included Lens | 1.6x manual zoom , manual focus |
| Input Lag | 4K/60: 16.9ms | 1080p/60: 33.8ms | 1080p/120: 17ms | 1080p/240: 17ms |
| Internal Speakers | 15.0 Watts × 2 |
| Lens Shift | Horizontal +/-10% & Vertical +10% / -12% |
| Light Source | Laser Phosphor |
| Light Source Life | 30,000 hours |
| MSRP | $7,499 (USD) |
| Power | 366 Watts 100V - 240V |
| Projector Size | 4.61" x 14.72" x 11.89" (HxWxD) |
| Released | June 2024 |
| Resolution | 3840x2160 |
| Status | Shipping |
| Street Price | $4,999 (USD) |
| Throw Distance | 4.3' - 26.3' Calculate Throw Distance |
| Throw Ratio | 1.20:1 - 1.92:1 (D:W) |
| Video Modes | 720p, 1080i, 1080p/60 |
| Warranty | 3 Years |
| Weight | 13.9 lbs |
Specifications compiled from ProjectorCentral and manufacturer data. Prices change — verify with dealers.
Similar projectors
| Model | Lumens | Resolution | Light source | Throw ratio | Street price |
|---|---|---|---|---|---|
| LG ProBeam BU70QGA | 7,000 | 3840×2160 | Laser Phosphor | 1.53–2.45:1 | $4,999 |
| Barco Balder | 7,000 | 3840×2160 | Laser Phosphor | 0.3–4.6:1 | |
| Christie Inspire 4K860-iS | 7,200 | 3840×2160 | Laser Phosphor | 1.25–2.0:1 | |
| Sharp XP-P721Q-W | 7,200 | 3840×2160 | Laser Phosphor | 1.25–2.0:1 | $7,237 |
| Appotronics MK750A | 7,500 | 3840×2160 | Laser Phosphor | 0.5–2.48:1 | |
| Panasonic PT-RQ7LBU | 7,500 | 3840×2160 | Laser Phosphor | 0.28–8.53:1 | $12,475 |
| Barco Hodr | 7,500 | 3840×2160 | Laser Phosphor | 0.43–10.83:1 | |
| Digital Projection E-Vision 6220 4K-UHD | 6,500 | 3840×2160 | Laser Phosphor |