Specification | Epson PowerLite 1781W | LG PF50KA |
---|---|---|
Connectivity | ||
Spdif (optical) | ||
Audio Output (3.5mm) | 1 | |
Usb (service) | 1 | 1 |
Audio Input (3.5mm) | ||
Usb | 1 | 1 |
Audio Input (rca) | 1 | |
12v Trigger | ||
Composite Video Input (rca) | 1 | |
Rs232 (db-9pin) | ||
Vga Input | 1 | |
Mhl | ||
Ethernet (rj45) | ||
Audio | ||
Speaker Power, W | 1 | 2 |
Integrated Speakers | ||
Sound Type | mono | stereo |
Lens | ||
Zoom Ratio | 2.1x | |
Lens Shift | vertical +/- 45%, horizontal +/- 30% | |
Focal Length, Mm | 22.5 - 47.2 | |
F-number | 2.0 - 3.17 | |
Properties | ||
Projection Distance, M/ft | 1.1 - 4.1/3.2 - 13.1 | 0.8 - 3.2/3 - 9.8 |
Noise Level, Dba | 39 | 30 |
Projection Screen Size, Inch | 50 - 150 | 25 - 100 |
Projection System | 3LCD | DLP |
Pixel Number | 1024000 | 1296000 |
Color Reproduction | 1.07 billion | 1.07 billion |
Throw Ratio Range | 1.04 - 1.26 | 1.44:1 |
Contrast Ratio | 10000:1 | 100000:1 |
Brightness, Lumens | 3200 | 600 |
Power Consumption, W | 309 | 65 |
Aspect Ratio | 16:10 | 16:9 |
Input Lag, Ms | ||
Lamp | ||
Lamp Type, W | 214 | |
Lamp Life (eco Mode), Hours | 7000 | 30000 |
Lamp Life (normal Mode), Hours | 4000 | 30000 |
Dimensions | ||
Weight, Kg/pounds | 7.30/16.1 | 0.9/2.2 |
Size W X H X D, сm/inches | 5 x 29 x 21/1.97 x 11.42 x 8.27 | 2.5 x 2.3 x 15.2/1.9 x 6.7 x 6.7 |
Features | ||
Projection Method | front, rear, ceiling mount, tabletop | front, rear, ceiling mount, tabletop |
Security | password protection | Kensington lock, password protection |
3d | ||
Mouse Functions | ||
Remote Control | ||
Resolution | ||
Resolution Abbreviation | WXGA | Full HD |
Max Resolution (resized) | 1920 x 1200 | 1920 x 1080 |
Native Resolution | 1280 x 800 | 1920 x 1080 |
User Manual | ||
Manual | powerlite-1781w.pdf | pf50ka.pdf |
Video Compatibility | ||
Secam | ||
Pal | ||
Ntsc | ||
Operating Temperature | ||
Max, C/f | 35/95 | 40/104 |
Min, C/f | 5/41 | 0/32 |
Settings | ||
Keystone Adjustment Horizontal, +- Degrees | 30 | |
Keystone Adjustment Vertical, +- Degrees | 30 |