ViewSonic LS751HD

| Brand | ViewSonic · Luminous Superior Series |
| Type | Installation |
| Status | Discontinued |
| Released | May 2023 |
| Resolution | 1080p |
| Imaging technology | DLP |
| Light source | Laser (phosphor) |
| Brightness | 5,000 lm ANSI |
| Throw ratio | 1.4–2.24:1 |
A single-chip 0.65-inch DLP laser-phosphor projector with 1920x1080 resolution, rated at 5,000 ANSI lumens, with a 1.6x manual zoom lens, a 1.4-2.24 throw ratio and vertical lens shift. It has two HDMI inputs, RJ45 and RS-232 control, H/V keystone with four-corner correction, 360-degree and portrait projection and a sealed optical engine. It suits classrooms, meeting rooms and larger venues.
Data sheet
Picture
| White light output | 5,000 lm ANSI | |
| Claimed brightness (non-standard) | 5,500 lm | |
| Imaging technology | DLP | |
| Chip / panel diagonal | 0.65 in | |
| Native resolution | 1080p (1920 × 1080) | |
| Native aspect | 16:9Derived | |
| Dynamic contrast | 3,000,000:1 | |
| Colour bit depth (per channel) | 10 bit | |
| 3D | Yes | |
| 3D glasses sync | DLP-Link |
Light source
| Light source | Laser (phosphor) | |
| Emitter | Blue laser + phosphor | |
| Light-source life | 20,000 h normal · 30,000 h super eco |
Optics
| Throw ratio | 1.4–2.24:1100″ · 3.10–4.96 m | |
| Image size | 30–300 in | |
| Projection offset | 136% | |
| Zoom | Optical | |
| Zoom ratio | 1.6×Derived | |
| Focal length | 20.91–32.62 mm | |
| Aperture (f-number) | 2.5–3.26 | |
| Focus | Manual | |
| Vertical lens shift | -18–0% | |
| Vertical keystone | 30° | |
| Horizontal keystone | 30° |
Inputs & control
| HDMI inputs | HDMI 2.0 (HDCP 2.2) · HDMI 1.4 (HDCP 1.4) | |
| Max input resolution | 4K UHD | |
| Control ports | RS-232 | |
| Control-system drivers | Crestron |
Smart platform
| Ethernet | Yes |
Audio
| Audio outputs | 3.5 mm | |
| HDMI audio return | NoneDerived |
Physical & installation
| Dimensions (W × D × H) | 337 × 265 × 132 mm | |
| Weight | 4,500 g | |
| Orientations | Table, Ceiling, Rear, Portrait, 360° | |
| Ingress protection | IP5X (light engine) | |
| Sealed optical engine | Yes |
Environment & power
| Operating temperature | 0–40°C | |
| Operating humidity | 10–80%RH | |
| Altitude | 3,658 m | |
| Power draw | 245 W | |
| Standby | Up to 0.5 W | |
| Mains input | 100–240 V · 50/60 Hz | |
| Fan noise | Normal 32 dB(A) · Eco 29 dB(A) |
Safety & support
| Marks | FCC | |
| Warranty | 🇺🇸 US 3 yr The user guide adds a 1-year heavy-usage warranty for more than 14 hours of average daily use. | |
| User manual | viewsonicglobal.com |
In the box
| In the box | Power cord, Remote, Quick start guide | |
| Remote | IR |
Similar models
| Model | Resolution | Tech | Lumens | Price | |
|---|---|---|---|---|---|
LG CineBeam GRU510N 4K UHD · DLP | 4K UHD | DLP | 5,000 | $3,965.55 +$2,367 | Compare |
NEC NP-P525WL WXGA · 3LCD | WXGA | 3LCD | 5,000 | $5,599 +$4,000 | Compare |
Sony VPL-CWZ10 WXGA · 3LCD | WXGA | 3LCD | 5,000* | — | Compare |
Sony VPL-PHZ50 WUXGA · 3LCD | WUXGA | 3LCD | 5,000 | $2,250 +$651 | Compare |
ViewSonic PG800HD 1080p · DLP | 1080p | DLP | 5,000 | $1,449 −$150 | Compare |
ViewSonic LS750WU WUXGA · DLP | WUXGA | DLP | 5,000 | $2,565 +$966 | Compare |
Other
Tools
- Throw calculator — How far from the screen the LS751HD needs to sit for a given image size, set to its 1.4–2.24:1 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.
Variants & identifiers
Use these to confirm a listing is this exact model. Any of them works at /p/{code}.
| Variant | Region | Type | Code |
|---|---|---|---|
| Standard | 🇺🇸 US | UPC | 766907019940 |
| MPN | LS751HD | ||
| All variants | All regions | Model number | VS19337 |


