Epson PowerLite 1781W VS Epson Home Cinema 740HD
Epson PowerLite 1781W
  • Brand - Epson
  • Aspect Ratio - 16:10
  • REMOTE CONTROL - true
Epson Home Cinema 740HD
  • Brand - Epson
  • Aspect Ratio - 16:9
  • REMOTE CONTROL - true

Specifications

Specification Epson PowerLite 1781W Epson Home Cinema 740HD
Properties
Projection System 3LCD 3LCD
Projection Screen Size, Inch 50 - 150 33 - 320
Pixel Number 1024000 1024000
Color Reproduction 1.07 billion 1.07 billion
Throw Ratio Range 1.04 - 1.26 1.30:1 - 1.56:1
Contrast Ratio 10000:1 15000:1
Power Consumption, W 309 291
Brightness, Lumens 3200 3000
Input Lag, Ms
Aspect Ratio 16:10 16:9
Noise Level, Dba 39 37
Projection Distance, M/ft 1.1 - 4.1/3.2 - 13.1 0.9 - 10.8/3.2 - 32
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
Connectivity
Audio Output (3.5mm)
Audio Input (3.5mm)
Usb (service) 1 1
Audio Input (rca) 1 1
Usb 1 1
Composite Video Input (rca) 1 1
12v Trigger
Vga Input 1 1
Rs232 (db-9pin)
Mhl
Ethernet (rj45)
Spdif (optical)
Audio
Integrated Speakers
Sound Type mono mono
Speaker Power, W 1 1
Lens
Lens Shift vertical +/- 45%, horizontal +/- 30% vertical +/- 30%, horizontal +/- 30%
Focal Length, Mm 22.5 - 47.2 16.9 - 20.28
F-number 2.0 - 3.17 1.58 - 1.72
Zoom Ratio 2.1x 1.2x
Dimensions
Weight, Kg/pounds 7.30/16.1 2.2/5.3
Size W X H X D, сm/inches 5 x 29 x 21/1.97 x 11.42 x 8.27 27.9 x 22.8 x 7.6/11.7 x 9.3 x 3.3
Resolution
Resolution Abbreviation WXGA WXGA
Max Resolution (resized) 1920 x 1200 1280 x 800
Native Resolution 1280 x 800 1280 x 800
User Manual
Manual powerlite-1781w.pdf home-cinema-740hd.pdf
Video Compatibility
Secam
Pal
Ntsc
Operating Temperature
Max, C/f 35/95 35/95
Min, C/f 5/41 5/41
Lamp
Lamp Life (eco Mode), Hours 7000 10000
Lamp Life (normal Mode), Hours 4000 5000
Lamp Type, W 214 200
Settings
Keystone Adjustment Horizontal, +- Degrees 30 30
Keystone Adjustment Vertical, +- Degrees 30 30

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