Skip to content
Order before 3pm, Monday to Friday, for next-working-day dispatch on in-stock items*
Courier networks run at peak load in December. We will always try to dispatch same day.
We appreciate your business throughout the year.
Availability:
Out of stock
Sold out

£1,869.34 (Excl. VAT)

Current price - £2,243.21 (Inc. VAT)
£1,869.34 - £1,869.34
Current price- - £2,243.21
Availability:
Out of stock
  • Visa
  • Mastercard
  • American Express
  • Apple Pay
  • Google Pay
  • Paypal
  • Shop Pay
  • Klarna
  • Bank Transfer (BACS)
Trade pricing for verified resellers, proforma issued on official company letterhead for PO processing.
Education & Public Sector Pricing available for schools, universities, NHS, and government organisations. Contact our Public Sector Team on 020 8191 9223 or email info@screenmoove.com.
  • Brightness (Lumens) 3000 - 5000
  • Contrast Ratio 3,000,000:1
  • Native Resolution 4K UHD
  • Throw Ratio 0.69-0.83
  • Light Source Laser
  • Native Aspect Ratio 16:9 Widescreen
  • Description
  • Specifications
  • Downloads
  • Experience True 4K Ultra HD Projection

    4K Clarity for Immersive Visuals and
    Detail-filled Experiences
    Discover breathtaking clarity with 4K resolution, bringing intricate details and vibrant colours to life. LK835ST ensures precise alignment with its motorised zoom, 3D Keystone Correction, and curved screen warping, allowing for quick and easy setup. With the power of 4K resolution, it enhances the immersiveness of any content, making it perfect for educational, interactive, and entertainment setups.


    Immersive and Simulation Projection Services

    Tell us your needs
    Reach out to us and share your AV or simulation project requirements with our projection experts.

    Get a custom 3D model
    We will customise 3D modelling simulation proposals for any space, using technical drawings to specify the appropriate projectors based on installation requirements.

    Turn your vision into reality
    For all your hardware and software solution needs, such as multi-projector setups and edge blending, we collaborate with partners who can assist with AV installation.

    Seamless Alignment and Sharp Focus from any Angle


    Quick Focus

    Remote, hot-key, or RS232 control snaps the picture into sharp focus in seconds.


    Auto Screen Fit

    Aligns the image to the screen in three guided steps, removing manual shift and keystone work.
    *Note:
    Auto Screen Fit supports 16:9, 16:10, 4:3, and 1:1 aspect ratios.
    For non-standard aspect ratios, please view the video and adjust via graphic card settings.
    Enclosure or screen border requires at least 2 inches of width.

    Long-Lasting, Accurate, and Vivid Colours


    20,000-Hour Lifespan with No Lamp Replacement

    Guarantees up to 20,000 hours of maintenance-free operation, saving you money on lamp replacements and maintenance. Take advantage of the consistently impressive brightness for up to 30,000 hours under Eco Mode.


    Optimal Installation Flexibility

    0.69 Short Throw Ratio & 1.2x Zoom

  • Brightness (ANSI lumens) 4000 Resolution 4K UHD (3840×2160)
    Native Aspect Ratio 16:9 Contrast Ratio (FOFO) 3,000,000:1
    Display Color 30-bit (1.07 billion colors) Light Source Laser
    Light Source Life 20000 hrs Throw Ratio 0.69-0.83
    Zoom Ratio 1.2x Lens F/2.53(Wide), f = 10.2mm(Wide)
    Projection Offset (Full-Height) 102.5% Keystone Adjustment 3D, Vertical ±30°, Horizontal ±30°, Rotation ±30°
    Rec. 709 Coverage 95% Picture Modes 3D, Bright, Cinema, Game, Golf, HDR10, HLG, sRGB, User 1, User 2
    Input Lag 33.4 ms (1080P 60Hz) Resolution Support VGA (640x480) to 4K UHD (3840x2160)
    Horizontal Frequency 15K~135KHz HDMI in (x2), HDMI-1 (2.0b/HDCP2.2), HDMI-2 (2.0b/HDCP2.2)
    USB Type A (x2), Type A-1 (2.0/1.5A/Service), Type A-3 (2.0/Wireless Dongle) USB Type C (x1), Display Port with PD out 5V/1A
    RS232 in (DB-9pin) (x1) Speaker (x1), 10W
    HDMI Audio Return eARC, 7.1 channel Operating Temperature 0~40℃
    Power Supply AC 100 to 240 V, 50/60 Hz Typical Power Consumption (110V) 192W
    Stand-by Power Consumption <0.5W Acoustic Noise (Typ./Eco.) 32db/29db
    Wireless USB dongle 5201BS Remote Control w/ Battery RCA011
    Power Cord (by region) x1 (1.8M) Quick Start Guide (x1) 21L
    Warranty Card (by region) Yes Universal Ceiling Mount CM00G3
    Dimensions (WxHxD) (mm) 303.5 x 112.4 x 234.5 Net Weight (kg) 3.4 Kg +/- 100g
    Dimensions (WxHXD) (inch) 11.94 x 4.43 x 9.23 Net Weight (lb) 7.48 lb
    Projection System DLP
  • Description Downloads
    BenQ LK835ST 4K Laser Projector - 4000 Lumens Datasheet Download

Book a Free Product Demo

Remote or on-site. No obligation.

Integrator or Installer?

Trade pricing, volume discounts, same-day collection.

Request a Trade Account

Education & Public Sector Solutions

Exclusive pricing, flexible terms, and dedicated support for schools, universities, NHS, and government organisations.

Official Purchase Orders We accept formal POs with VAT-compliant invoicing for all verified institutions.
Contract & Volume Discounts Competitive rates for multi-site, long-term, or framework-based deployments.
Dedicated Account Management Single point of contact for lead times, coordination, and sourcing.
Flexible 30-Day Terms Available to verified schools, councils, and government bodies.
Next-Day Delivery

Same-day shipping

Trade Account

Trade account available

Trusted Customers

See Our Latest Reviews

Public Sector Friendly

We Accept Purchase Orders

Have more questions ? Talk to our experts...

Need help choosing the right product?

Need help choosing the right product?

Speak directly with a dedicated Screen Moove expert and get the right solution, first time.

Call us on: 020 8191 9223
Email us: info@screenmoove.com

Contact us

Simply complete our contact form, and we will promptly respond to your inquiries.

If you have any questions or enquiry, please fill out the form below with all of your details and we'll get back to you shortly.