| Model: PowerLite 4855WU Specifications |
| Projection System |
High-aperture Epson 3-chip 3LCD technology |
| Projection Method |
Front / rear / ceiling mount |
| Driving Method |
Epson Poly-silicon TFT Active Matrix |
| Pixel Number |
2,304,000 pixel (1920 x 1200) x 3 |
| Color Brightness (Color Light Output) |
4000 lumens |
| White Brightness (White Light Output) |
4000 lumens |
| Aspect Ratio |
Supports 4:3, 16:9, 16:10 |
| Native Resolution |
1920 x 1200 (WUXGA) |
| Resize |
640 x 480, 800 x 600, 1280 x 1024, 1400 x 1050 |
| Lamp Type |
280 UHE |
| Lamp Life |
| Normal mode |
Up to 4000 hours |
| ECO mode |
Up to 5000 hours |
| Brightness Uniformity |
90% |
| Pixel Arrangement |
Cross stripe |
| Effective Scanning Frequency Range |
| Pixel Clock |
13.5 MHz – 162 MHz (up to UXGA 60 Hz) |
| Horizontal |
15 KHz – 92 KHz |
| Vertical |
50 Hz – 85 Hz |
| Throw Ratio Range |
1.27 – 2.59 |
| Size (projected distance) |
30" – 300" |
| Keystone Correction |
| Horizontal |
±30 degrees |
| Vertical |
±30 degrees |
| Contrast Ratio |
High Brightness, Dynamic Mode: 5000:1 |
| Color Reproduction |
Up to 1 billion colors |
| Projection Lens |
| Type |
Manual focus / zoom |
| F-number |
1.5 – 2.14 |
| Focal Length |
16.72 mm – 33.47 mm |
| Zoom Ratio |
Optical zoom 1.0x – 2.0x |
| Lens Shift |
| Horizontal |
±38 degrees |
| Vertical |
±58 degrees |
| Other |
| Display Performance |
| NTSC |
480 line |
| PAL |
560 line(depends on observation of the multi-burst pattern) |
| Input Signal |
NTSC / NTSC4.43 / PAL / M-PAL / N-PAL / PAL60 / SECAM
480i / 576i / 480p / 576p / 720p / 1080i / 1080p
Pixel works: video chip
3D Y / C separation, noise reduction motion compensated
Interlace-Progressive conversion (2 – 2, 3 – 2 film detection) |
| Interfaces |
HDMI x 1
DisplayPort x 1
Computer: D-sub 15 pin x 1
Video 1: 5-BNC x 1
Video 2: RCA x 1
Composite video BNC x 1
S-Video x 1
Audio-in: Mini stereo x 3
Audio-in: RCA (L&R) x 1
Network: RJ-45 x 1, 100 Mbps
USB Type-A x 1, Type-B x 1
Serial: RS-232c x 1
Hardwire remote jack x 1
Monitor-Out: D-sub 15 pin x 1 |
| Operating Temperature |
32° to 113° F (0° to 45° C) |
| Power Supply Voltage |
100 – 240 V ±10%, 50/60 Hz AC |
| Power Consumption |
| Normal mode |
387 W |
| ECO mode |
311 W |
| Communication on |
4.3 W standby |
| Communication off |
0.41 W standby |
| Fan Noise |
| Normal mode |
38 dB |
| ECO mode |
32 dB |
| Security |
Security Cable Hole
Lens Lock
Kensington®lock provision |
| Dimensions |
| Including feet |
18.58" x 13.94" x 6.26" (W x D x H) |
| Excluding feet and lens |
18.58" x 12.60" x 5.28" (W x D x H) |
| Weight |
Weight with standard Lens 14.3 lbs |
| Remote Control Features |
Power, source search selection, computer, video, A/V mute, freeze, user ID, auto, aspect, color mode, number, page up and down, E-zoom, volume, help, menu, enter, esc and pointer functions |
| Operating Angle |
| Right / Left |
| Front |
±60 degrees |
| Rear |
±30 degrees |
| Upper / Lower |
| Front |
±20 degrees |
| Rear |
+10 to +45 degrees |
| Operating Distance |
49 ft |
| Warranty |
Two-year limited warranty |