ViewSonic LSD400W

MSRP$699.99

Brand	ViewSonic · Luminous Superior
Type	Installation
Released	September 2025
Resolution	WXGA
Imaging technology	DLP
Light source type	Laser (phosphor)
ANSI lumens	4,000 lm
Throw ratio	1.54–1.72:1

A single-chip DLP laser-phosphor projector with a 0.65-inch WXGA (1280x800) chip, rated at 4,000 ANSI lumens and up to 30,000 hours of light source life. It has a 1.1x manual zoom lens with a fixed 124% offset, two HDMI 1.4 inputs, RS-232 control, a 3 W speaker and a sealed, filter-free engine. ViewSonic sells it for classrooms, meeting rooms and golf simulators.

Data sheet

Picture

Imaging technology	DLP
Technology brand	DLP
Number of imaging devices	1
Chip / panel diagonal	0.65 in
Native aspect ratio	16:10
Native resolution	1280 × 800
Addressable resolution	1280 × 800
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

Optics

Throw ratio	1.54–1.72:1
Projection distance table	30″: 1–1.11 m · 40″: 1.33–1.48 m · 50″: 1.66–1.85 m · 60″: 2–2.22 m · 70″: 2.33–2.59 m · 80″: 2.66–2.96 m · 90″: 2.99–3.33 m · 100″: 3.33–3.71 m · 110″: 3.66–4.08 m · 120″: 3.99–4.45 m · 130″: 4.32–4.82 m · 140″: 4.66–5.19 m · 150″: 4.99–5.56 m · 200″: 6.65–7.41 m · 250″: 8.31–9.26 m · 300″: 9.98–11.11 m
Zoom type	Optical
Zoom ratio	1.1×
Focus	Manual
Fixed offset	124%
Focal length	21.85–24 mm
F-number	2.4–2.53
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	3rd generation laser phosphor
Light source life	Normal: 20,000 h · Eco: 30,000 h
Warm-up time	0 s
Cool-down time	0 s
ANSI lumens	4,000 lm ANSI	ANSI
Claimed brightness (non-standard)	4,800
Claimed brightness unit	Unspecified

Audio

Speaker power	3 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
Wired IR input	Yes
Ethernet	No

Environment & power

Operating temperature	0–40°C
Operating humidity	10–80%RH
Altitude / high-altitude mode	3,658 m
High-altitude mode	Yes
Operating orientations	Ceiling, Portrait, 360°
Rated voltage	100–240 V
Rated frequency	50–60 Hz
Power consumption by mode	Normal: 114 W
Standby power	0.5 W
Power supply	External brick
Fan noise (sound pressure)	Normal: 30 dB(A) · Eco: 25 dB(A)

Physical & installation

Width	286 mm
Depth	216 mm
Height	129 mm
Weight	3.1 kg
Ingress protection	IP6X
Sealed optical engine	Yes
Air filter	None

Support & ownership

Warranty	🇺🇸 US 3 yr
User manual	https://www.viewsonicglobal.com/public/products_download/user_guide/projector/LSD400W/LSD400W_UG_ENG.pdf
Photobiological risk group	RG2
Hazard distance	1 m
Laser product class	Class 1
Safety & market certifications	CE, FCC

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 LSD400W needs to sit for a given image size, set to its 1.544–1.72:1 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.