Epson PowerLite 1781W 3200-Lumen WXGA 3LCD Projector (V11H794120)

Presenters and small teams get a bright, portable 16:10 projector in the Epson PowerLite 1781W, with 3,200 lumens of white and color light output.

It has powered focus, a 1.2x zoom, vertical keystone correction up to 45 degrees and a USB port for devices and a wireless LAN module.

Key Features

• Brightness: 3,200 lumens white and color light output (1,900 lumens ECO)
• Resolution: WXGA 1280 x 800, 16:10
• Contrast: 10,000:1 with auto iris
• Focus and zoom: Powered focus, 1:1.2 manual zoom
• Image size: 30 to 300 inches
• Keystone: Vertical +/-45 degrees and horizontal +/-30 degrees
• USB: Type B for USB display, mouse, keyboard; Type A for devices, document camera or wireless module
• Noise: 39 dB Normal; 30 dB ECO

Ideal For

• Traveling presenters: portable body
• Small meeting rooms: wide keystone range
• Classrooms: powered focus

Epson PowerLite 1781W 3,200-Lumen Wireless WXGA 3LCD Portable Projector Specifications

Epson PowerLite 1781W technical specifications, grouped by feature

Specification	Details
Picture & Optics
Resolution	1280 x 800 (WXGA)
Brightness (Normal)	3,200 lumens white (ISO 21118) and color
Brightness (ECO)	1,900 lumens white
Contrast Ratio	10,000:1 (Dynamic Color, Normal, Wide Zoom, auto iris)
Lens	F=1.58 – 1.7, focal length 13.52 – 16.22 mm
Zoom	1:1.2 (manual)
Image Size	30 in to 300 in
Projection Distance	26.4 in (0.67 m) to 322.0 in (8.18 m)
Keystone Correction	Vertical +/-45 degrees; horizontal +/-30 degrees
Power & Environment
Noise Level	39 dB Normal; 30 dB ECO
Additional Features
Type of Display	Poly-silicon TFT active matrix
Focus	Powered
Optical Aspect Ratio	16:10
Internal Sound	1 W monaural
General
Brand	Epson
Model	PowerLite 1781W
Manufacturer Part Number	V11H794120

Specifications are verified against the Epson manufacturer data sheet (October 2026) and may change without notice. Confirm critical requirements with Epson before ordering.

Warranty & Support

Planning a multi-room or multi-site install? Request a quote from Robertson AV for 5 or more units, or call us at 800-919-6548 or email orders@robertsonav.com. Free ground shipping on U.S. orders. Schools, businesses, government agencies and houses of worship: ask us about project and quantity pricing.

Specifications come from Epson’s general specification page shared by the PowerLite 1780W, 1781W, 1785W and 1795F.