| Type of display | Poly-silicon TFT active matrix |
| Resolution | PowerLite 4650:
1024 × 768 pixels (XGA) PowerLite 4750W/4770W: 1280 × 800 pixels (WXGA) PowerLite 4855WU: 1920 × 1200 pixels (WUXGA) |
| Lens | PowerLite
4650/4750W:
F=1.50 to 2.15 Focal length: 16.72 to 33.47 mm PowerLite 4770W/4855WU: F=1.65 to 2.55 Focal length: 21.28 to 37.94 mm |
| Color reproduction | Full color, up to 1 billion colors |
| Brightness | PowerLite 4650:
Normal or Temp Interlock Power Consumption mode: White light output: 5200 lumens (ISO 21118 standard) Color light output: 5200 lumens ECO Power Consumption mode: White light output: 3700 lumens (ISO 21118 standard) PowerLite 4750W: Normal or Temp Interlock Power Consumption mode: White light output: 4200 lumens (ISO 21118 standard) Color light output: 4200 lumens ECO Power Consumption mode: White light output: 3000 lumens (ISO 21118 standard) PowerLite 4770W: Normal or Temp Interlock Power Consumption mode: White light output: 5000 lumens (ISO 21118 standard) Color light output: 5000 lumens ECO Power Consumption mode: White light output: 3500 lumens (ISO 21118 standard) PowerLite 4855WU: Normal or Temp Interlock Power Consumption mode: White light output: 4000 lumens (ISO 21118 standard) Color light output: 4000 lumens ECO Power Consumption mode: White light output: 3200 lumens (ISO 21118 standard)
Note: Color
brightness (color light output) and white brightness (white light
output) will vary depending on usage conditions. Color light output
measured in accordance with IDMS 15.4; white light output measured
in accordance with ISO 21118. |
| Contrast ratio | 5000:1 with Auto Iris on and Normal Power Consumption mode |
| Image size | PowerLite
4650/4750W:
30 inches (0.76 m) to 300 inches (7.62 m) PowerLite 4770W/4855WU: 50 inches (1.27 m) to 300 inches (7.62 m) |
| Projection distance | PowerLite 4650:
29 inches (0.74 m) to 626 inches (15.90 m) PowerLite 4750W: 31 inches (0.79 m) to 663 inches (16.85 m) PowerLite 4770W/4855WU: 53 inches (1.35 m) to 591 inches (15.01 m) |
| Projection methods | Front, rear, ceiling-mounted |
| Optical aspect
ratio
(width-to-height) |
PowerLite 4650:
4:3 PowerLite 4750W/4770W/4855WU: 16:10 |
| Focus adjustment | Manual |
| Zoom adjustment | Manual |
| Zoom ratio
(Tele-to-Wide) |
PowerLite
4650/4750W:
1:2.0 PowerLite 4770W/4855WU: 1:1.8 |
| Internal sound system | 10 W monaural |
| Noise level | 38 dB (Normal Power Consumption mode)
30 dB (ECO Power Consumption mode) |
| Keystone correction angle | Vertical: ± 30º (with standard lens)
Horizontal: ± 30º (with standard lens) |
| Lens shift range
(approx.) |
PowerLite 4650:
Vertical: ±58% (Manual) Horizontal: ±38% (Manual) PowerLite 4750W: Vertical: ±70% (Manual) Horizontal: ±38% (Manual) PowerLite 4770W/4855WU: Vertical: ±50% (Manual) Horizontal: ±10% (Manual) |