Viewsonic LS740W (VS19578)

Name: Viewsonic LS740W VS19578
Brand: Viewsonic

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Main function: universal; Brightness ANSI Lumens (lm): 5000; Dynamic contrast: 3 000 000:1; Technology: DLP; Size: 0.65"; Resolution (px): 1280x800; Max. video resolution: 1920x1200; Image format support: 4:3, 16:9; Brightness/contrast enhancement; Colour enhancement; Black enhancement

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projection: from 1 m, up to 7.7 m, coefficient 1.19:1 – 1.54:1, зум 1.3 x, rear projection, 1280x800 px, 3D, lamp: Laser-LED, 5000 lm, 300 000:1, service life 30000 h, VGA, HDMI 2, speakers

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Viewsonic LS740W

2023laser (LED)rear projection zoom speakers

Lamp:Laser-LED, ANSI 5000 lm, 3 000 000:1, service life 20000 h

Resolution:1280x800 px

Projection:from 0.77 m, up to 9.98 m

Coefficient:1.18:1 — 1.54:1

Connection:HDMI 2

All specifications

Specifications LS740W

Colour

Main function	universal


Lamp and image
Lamp type	Laser-LED
Service life	20000 h
Service life (energy-saving)	30000 h
Brightness ANSI Lumens	5000 lm
Dynamic contrast	3 000 000:1
Colour rendering	1.07 billion colours
Horizontal frequency	15 — 102 kHz
Frame rate	24 — 120 Hz


Projection system
Technology	DLP
Size	0.65"
Real resolution	1280x800 px
Max. video resolution	1920x1200 px
Image format support	4:3, 16:9
Brightness/contrast enhancement
Colour enhancement	/ BrilliantColor /
Black enhancement	/ Dynamic Black /


Projecting
Rear projection
Throw distance, min	0.77 m
Throw distance, max	9.98 m
Image size	30 – 300 "
Throw ratio	1.18:1 — 1.54:1
Optical zoom	1.3 x
Digital zoom	2 x
Zoom and focus	manual
Keystone correction (vert), ±	30 °
Keystone correction (horizontal), ±	30 °

Features
Features	3D support


Hardware
USB-A 2.0	1 pcs
Number of speakers	1
Sound power	15 W
HDMI inputs	2
HDMI version	v 1.4
Audio connectors	3.5 mm output (mini-Jack)
Service connectors	COM port (RS-232)


General
Noise level (nominal)	32 dB
Noise level (energy-saving / quiet)	26 dB
Power source	mains
Power consumption	210 W
Size (HxWxD)	129x286x216 mm
Weight	3 kg
Official Website	viewsonic.com
Added to E-Catalog	October 2023
P/N	VS19578

E-Catalog UK editor, Projectors

Mykola Boberskyi, edited 30.09.2025

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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