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Brand: Viewsonic

LX750-4KB

Viewsonic LX750-4KB

3D Yes
Aperture range (F-F) 1.94 - 2.12
Audio Return Channel (ARC) Yes
Contrast ratio (typical) 1200:1
DVI port No
Focal length range 11.9 - 15.5 mm

About this item

Transform your home into a cinematic experience with the LX750-4KB smart laser projector. Equipped with 3rd-generation laser phosphor technology, it delivers 4,000 ANSI Lumens of brightness and up to 20,000 hours of lamp-free use, ensuring vivid visuals day or night. Enjoy immersive 4K HDR picture quality on screens...

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Product information

About this product

  • 3rd generation laser phosphor technology with up to a 20,000-hour lifespan
  • Immersive true 4K HDR offering up to 300" screen ​
  • Vibrant and clear visuals with 4,000 ANSI Lumens of brightness
  • Powerful 10W cube speaker for immersive sound
  • Installation flexibility: 1.3x optical zoom, H/V keystone, 4 corners adjustment
  • Easy streaming with built-in Google TV and native Netflix app​

Transform your home into a cinematic experience with the LX750-4KB smart laser projector. Equipped with 3rd-generation laser phosphor technology, it delivers 4,000 ANSI Lumens of brightness and up to 20,000 hours of lamp-free use, ensuring vivid visuals day or night. Enjoy immersive 4K HDR picture quality on screens up to 300 inches, paired with a built-in 10W cube speaker for rich, room-filling sound. With features like 1.3x optical zoom, H/V keystone correction, and four-corner adjustment, setup is simple and flexible. Plus, with Google TV and a native Netflix app, the LX750-4KB brings effortless streaming and premium entertainment into any room.

Reliable Performance for Endless Fun
The LX750-4KBadopts 3rd-generation laser phosphor technology for long-lasting, lamp-free performance. With a lifespan of up to 20,000 hours, there's no need for lamp replacements—delivering reliable, year-round entertainment while saving you time, effort, and ongoing maintenance costs.

Ultimate Viewing Experience with 4K HDR
Experience true 4K UHD clarity and dynamic visuals powered by HDR/HLG and 3D support. The LX750-4KB features dual HDMI 2.0b and HDCP 2.2 ports to ensure native 4K quality, bringing your favorite games, sports, movies, and shows vividly to life.

Bright Images Anytime
Enjoy brilliant entertainment anytime—day or night. Whether it’s movie night with the family or a sunny afternoon game, the LX750-4KB shines with 4,000 ANSI Lumens of brightness, so you never miss a detail.

Bring the Big Screen Home
Turn any room into a personal theater with a massive screen size of up to 300 inches. From epic movie nights to gaming marathons and live concert streams, the LX750-4KB lets you bring everyone together for unforgettable moments on the big screen.

Crisp Sound, Right Out of the Box
Skip the speaker setup. With a built-in 10W cube speaker, the LX750-4KB lets you dive into movies, music, and more with crisp, room-filling audio right out of the box.

Big Screen, No Big Rearranging
The 1.3x optical zoom lens gives you flexibility to fine-tune placement and screen size, even if the projector isn’t mounted at the perfect distance. Get the image size you want without needing to reposition your ceiling mount.

Perfect Image Projection from All Angles
Thanks to flexible H/V keystone correction and 4-corner adjustment, you’ll get a perfectly aligned image even if the projector isn’t mounted perfectly centered. Whether it’s tilted down, angled up, or projected from the side, setup is easy and your picture stays sharp.

Stream Your Way, On the Big Screen
Stream smarter with built-in Google TV. The LX750-4KB comes ready to go with your favorite apps like Netflix, YouTube, and Disney+, no extra devices needed. Just sign in and start streaming. Prefer a device you already use? It also works smoothly with Chromecast, Apple TV, Fire TV, Roku, and more. Plus, the USB-A port lets you keep external streamers powered up without extra adapters.

Speed That Keeps You Ahead
The LX750-4KB supports 1ms ultra-fast input, a blazing 240Hz refresh rate, and near-instant response time, so fast-paced games, action scenes, and live sports play out with crystal clarity and no motion blur.

Wireless Screen Casting from Your Smart Devices
With fast, stable 5GHz Wi-Fi built in, casting from your phone, tablet, or laptop is easy and cable-free. Stream videos, share photos, or mirror your screen to enjoy your favorite content on the big screen—no extra setup required.

Bluetooth Sound Out, Your Way
Wirelessly stream audio from the projector to your Bluetooth headphones, letting you escape the outside world and fully immerse yourself in big-screen entertainment.​

Clean Setup. Big Sound.
With HDMI ARC, the LX750-4KB sends video and audio through a single cable—making it easy to connect to your sound system and keep your setup clean and simple.

Designed with Eye Care in Mind
The LX750-4KB is designed to reduce blue light and ease the strain on your eyes. Unlike traditional displays, it uses reflective light that bounces off the wall or screen before reaching you—so you can enjoy longer viewing sessions more comfortably.

Product details

40
3D Yes
Aperture range (F-F) 1.94 - 2.12
Audio Return Channel (ARC) Yes
Contrast ratio (typical) 1200:1
DVI port No
Focal length range 11.9 - 15.5 mm
Focus Manual
Full HD Yes
HDMI connector type Full-size
HDMI ports quantity 2
HDMI version 2.0
Horizontal scan range 15 - 135 kHz
Horizontal synchronization (max) 135 kHz
Horizontal synchronization (min) 15 kHz
Keystone correction, horizontal +-40°
Keystone correction, vertical +-40°
Light source type Laser
Matrix size 1.19 cm (0.47")
Native aspect ratio 16:9
Number of colours 1.07 billion colours
Offset 110%
Optical zoom 1.3x
PC Audio out Yes
Projection distance 1.49 - 9.72 m
Projector brightness 4000 ANSI lumens
Projector native resolution UHD 4K (3840x2160)
Screen size compatibility 1524 - 7620 mm (60 - 300")
Screen size (max) 7.62 m (300")
Serial interface type RS-232
Service life of light source 20000 h
Smart projector No
Smart TV Yes
Supported graphics resolutions 640 x 480 (VGA), 3840 x 2160
Supported video modes 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Throw ratio 1.127 - 1.465
USB 2.0 Type-A ports quantity 1
Vertical scan range 23 - 240 Hz
Vertical synchronization (max) 0.24 kHz
Vertical synchronization (min) 0.023 kHz
Zoom capability Yes

Logistics

EAN0766907039085
Unit of measure—
Weight—
Dimensions —
Dangerous goodsNo

Warranty

  • 12-month warranty on everything we sell.
  • Runs from the day your order is delivered.
  • Faults under normal use are repaired, replaced or refunded.
Read the warranty terms

Payment

  • Clearpay
  • Klarna
  • Visa and Mastercard, processed securely by Tyl by NatWest with 3D Secure.
  • PayPal — your PayPal balance or a saved card or bank account.
  • Clearpay, Klarna and Billie — pay later or in instalments, processed by Stripe.
  • No surcharge on any payment method; refunds go back to the way you paid.
Read the payment policy
Spread the cost
  • Clearpay
  • Klarna
    • Clearpay
    4 interest-free payments of £261.29 with Clearpay. Learn more
    • Klarna
    3 payments of £348.39 at 0% interest with Klarna. Learn more
    Businesses: pay in 30 days on invoice with Billie. Learn more

Choose at checkout. 18+, T&Cs apply, credit subject to status.

Return policy: Item can be returned in its original condition for a full refund within 14 days of receipt, with a free tracked Royal Mail return label. Read full return policy

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