ViewSonic LS740HD

MSRP$1,099

ViewSonic LS740HD white laser projector seen from the front, with the offset black-trimmed lens on the right and the control panel on top

Brand	ViewSonic · Installation Projectors
Type	Installation
Released	June 2023
Resolution	1080p
Imaging technology	DLP
Light source type	Laser (phosphor)
ANSI lumens	5,000 lm
Throw ratio	1.13–1.47:1

A 1080p single-chip DLP laser projector for meeting rooms, classrooms and fixed installs, rated at 5,000 ANSI lumens with a 1.3x manual zoom lens and images up to 300 inches. It has two HDMI 1.4 inputs, RS-232 control, a 15 W mono speaker, DLP-Link 3D and no network or wireless connectivity.

Data sheet

Picture

Imaging technology	DLP
Technology brand	DLP
Number of imaging devices	1
Chip / panel diagonal	0.65 in
Native aspect ratio	16:9
Native resolution	1920 × 1080
Dynamic contrast	3,000,000:1
Bit depth / 'number of colours'	30 bit
Colour management system	6-axis
Max refresh rate	1280×720: 120 Hz
3D support	Yes
3D sync method	DLP-Link
3D formats	Frame sequential, Frame packing, Side-by-side, Top-bottom

Optics

Throw ratio	1.13–1.47:1
Projection distance table	30″: 0.75–0.98 m · 40″: 1–1.3 m · 50″: 1.25–1.63 m · 60″: 1.5–1.95 m · 70″: 1.75–2.28 m · 80″: 2–2.6 m · 90″: 2.25–2.93 m · 100″: 2.5–3.25 m · 110″: 2.75–3.58 m · 120″: 3–3.91 m · 130″: 3.25–4.23 m · 140″: 3.5–4.56 m · 150″: 3.75–4.88 m · 200″: 5–6.51 m · 250″: 6.25–8.14 m · 300″: 7.51–9.76 m
Zoom type	Optical
Zoom ratio	1.3×
Focus	Manual
Fixed offset	132%
Focal length	16.9–21.61 mm
F-number	2.43–2.78
Image size range	30–300 in
Vertical keystone	-30–30°
Horizontal keystone	-30–30°
Corner / warp correction	4pt

Light source

Light source type	Laser (phosphor)
Light source detail	Laser phosphor
Light source life	Normal: 20,000 h · Eco: 30,000 h
Light-source dimming	Dynamic frame
ANSI lumens	5,000 lm ANSI	ANSI
Claimed brightness (non-standard)	5,500
Claimed brightness unit	Peak lumens
Brightness by mode	Bright: 4,783 lm · Presentation: 3,861 lm · Cinema: 3,476 lm · Gaming: 3,328 lm · User: 3,985 lmMeasured ProjectorCentral ANSI-lumen measurements at full power (Standard); Eco-mode figures were 4,506 / 3,385 / 3,272 / 3,159 / 3,453 in the same order.	ProjectorCentral ANSI-lumen measurements at full power (Standard); Eco-mode figures were 4,506 / 3,385 / 3,272 / 3,159 / 3,453 in the same order.

Audio

Speaker power	15 W
Speaker count	1
Audio channels	Mono
Audio outputs	3.5 mm

Inputs, control & connectivity

Max input signal	1920 × 1200
HDMI port count	2
HDMI ports (feature-level)	HDMI 1: HDMI 1.4, HDCP 1.4; HDMI 2: HDMI 1.4, HDCP 1.4
Horizontal scan frequency	15–102 kHz
Vertical scan frequency	24–120 Hz
RS-232	Yes
LAN control	No
Wi-Fi	None
Ethernet	No

Environment & power

Operating temperature	0–40°C
Operating humidity	10–80%RH
Altitude / high-altitude mode	3,660 m
High-altitude mode	Yes
Operating orientations	Table, Ceiling, Rear, Portrait, 360°
Rated voltage	100–240 V
Rated frequency	50–60 Hz
Power consumption by mode	Typical: 210 W
Standby power	0.5 W
Power supply	External brick
Fan noise (sound pressure)	Normal: 30 dB(A) · Eco: 24 dB(A)

Physical & installation

Width	286 mm
Depth	216 mm
Height	129 mm
Weight	3 kg
Ingress protection	IP6X (sealed light engine only)
Exhaust / intake direction	Side
Mount hole pattern	Thread: M4 · Max screw length mm: 8 · Holes: 3 · Hole spacing mm: 55–82.3
Sealed optical engine	Yes

Support & ownership

Warranty	🇺🇸 US 3 yr The manual says heavy use (over 14 hours average daily) cuts cover to 1 year for parts and labor and 90 days for the light source in the Americas and Europe.
Light-source warranty	1 year (original lamp/light source, Americas); 90 days under heavy usage over 14 hours a day
User manual	https://www.viewsonicglobal.com/public/products_download/user_guide/projector/LS740W_LS740HD/LS740W_LS740HD_UG_ENG.pdf
Photobiological risk group	RG2
Hazard distance	1 m
Laser product class	Class 1
Safety & market certifications	FCC, CE

In the box

Box contents	Projector, Remote, Batteries, Quick start guide, Power cord, Power adapter
Remote type	IR

Tools

Throw calculator — How far from the screen the LS740HD needs to sit for a given image size, set to its 1.13–1.47:1 lens.
Download spec as CSV — Every value on this data sheet with its unit and source, one row per spec.
Download spec as JSON — The same data from the open data API, with variants and identifiers.