BenQ LK990 4K Ultra HD BlueCore Laser Projector

Brand: BenQ
Product Code: BNQ-LK990
Warranty: 3 Years
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4K HDR Installation Laser Projector with 6000 Lumens

Ultra-Accurate 4K HDR BlueCore Laser Projection for Enjoying Superb Entertainment Content

With the capability of generating intense BlueCore laser-powered brightness for 20,000 hours of maintenance-free operation, BenQ's LK990 harnesses the enduring DLP picture quality, razor-sharp 4K resolution and IP6X level protection against dust to deliver impactful visual communication. LK990 is ideal for a wide range application scenarios such as sports bar, private guesthouses, or simulated exhibitions. With the IP6X-certified dustproof capabilities and a high luminence, LK990 can resist dust in outdoor environments while being used for outdoor cinema. By leveraging the innovative HDR technology and industry-leading light source, LK990 facilitates impactful and impressive visual display, allowing entertainment venues, outdoor environment or sports bars to provide the most authentic and delicate audiovisual enjoyment.

BlueCore Laser Technology

Revolutionary BlueCore Laser Technology

The world’s No.1 DLP brand BenQ expands its full line of innovative BlueCore laser projectors for fixed lens installation with LK990, enabling authentic sports matches, enthralling outdoor cinemas, or impactful entertainment in sports bars or private guesthouses.

BenQ LK990 Projector

Superior Brightness - Precision-Aligned High-Output Laser Source

Zero-deviation alignment of BlueCore laser diodes boosts luminous flux into the light tunnel, improving light efficacy.

BenQ LK990 Projector

Superior Performance - Secondary Yellow-Infused Colour Wheel

Dual synchronized BlueCore colour wheels utilize an additive yellow segment, stimulating precise RGBY spectra for optimal chromatic performance.

BenQ LK990 Projector

Superior Durability - Hermetically Sealed DLP Chip

Comprising over two million micromirrors that reflect pure light through the colour wheel, the DLP chip is hermetically sealed to resist heat for over 100,000 hours without degradation.

BenQ LK990 Projector

Long Lasting, Supreme Image Quality

4K UHD Image Quality for Flawless Presentation with Subtle Details

LK990 utilizes the DLP 4K UHD's 4.15 million micromirrors and the fast switching speed as well as the advanced image processing capability to achieve Customer Technology Association's (CTA) 4K UHD specification, delivering a 3840 x 2160 resolution with 8.3 million distinct pixels for each frame. With a resolution that's 4 times higher than Full HD 1080p, 4K UHD reduces pixel blur for awe-inspiring clarity and crisply defined fine details.

BenQ LK990 Projector
BenQ LK990 Projector
BenQ LK990 Projector

Superb Image Details and Colour Integrity from DLP Technology

To avoid inherent alignment issues of multiple panels , which can be more serious when projecting 4K content, BenQ LK990 4K Laser Projector preserves colour and image integrity with the single DMD DLP technology. Generating razor-sharp images and pure colours, LK990 eliminates problems such as blurriness, shadowing, and interference patterns for immaculate clarity.

BenQ LK990 Projector
BenQ LK990 Projector

Dual Colour Wheel for Optimal Colour Performance

LK990’s powerful BlueCore laser projection utilizes a dual colour wheel system to produce unparalleled colour performance by increasing colour ratios and purity of RGBY colour while achieving 92% of Rec.709 colour coverage, dramatically enhancing colour saturation to ensure superior viewing experiences.

BenQ LK990 Projector

Hyper-Realistic Video Quality Empowered by HDR 10 Technology

Supercharged by HDR10 support with BenQ’s exclusive Auto HDR Colour Rendition, LK990 high Dynamic Range performance offers greater brightness, contrast range, and image optimisation in a single step, bringing out every detail in 4K content for superior video display.

BenQ LK990 Projector

Auto HDR Natural Colour Rendition for Lifelike Colour Realism

Unlike other HDR projectors with biased colour temperature and oversaturated greens and reds, BenQ Auto HDR Natural Colour Rendition technology unleashes breathtaking 4K HDR visuals with perfectly lifelike colour performance automatically tuned to reflect nature.

BenQ LK990 Projector

Optimise Image Quality with 4K Image Amplifying Technology

To ensure the best image quality, BenQ LK990 adopts the cutting-edge 4K Image Amplifying Technology to further enhance the quality of projected images. LK990 automatically upgrades the resolution of all projected images to 4K, guaranteeing superb image details. Additionally, LK990 also comes with Pixel Enhancer 4K, a motion-adaptive edge enhancement feature that detects changes in the colour between an object and its background to produce sharp edges and precise surface textures.

BenQ LK990 Projector

DLP Technology for Lasting Vibrant Colour

BenQ BlueCore laser projectors are based on the absolute reliability of the 1-chip DLP design. The highly durable DLP chip can last over 100,000 hours without degradation, ensuring true-to-life colours and pristinely legible text over countless uses.

BenQ LK990 Projector

Vivid Clarity in Bright Ambient Environments

LK990's 6000lm high brightness produces wondrous displays with delicate and authentic image quality in bright environments like sports bars, private guesthouses or outdoor environments.

BenQ LK990 Projector

Laser-Powered Ultra-High Contrast

LK990 4K laser projector creates strikingly clear images with stratospherically high 3,000,000:1contrast ratio for true deep blacks, vivid rich colours and fine subtle details. LK990 also features a spontaneous response, requiring no wait to turn on or resume from blanking in true black for flexible performance capability.

BenQ LK990 Projector

DICOM X-ray Imaging

DICOM (Digital Imaging and Communication in Medicine) is a standard for handling, storing, printing and transmitting medical imaging information. DICOM Simulation Mode is ideal for viewing grayscale medical images, such as X-rays, with an advanced grayscale level for training and educational purposes.

BenQ LK990 Projector

Enduring Reliability

Long-Lasting 20,000 Hours Performance

BenQ BlueCore laser projectors deliver 20,000 hours of superior image quality and performance. The laser light source resists colour decay over time, making BenQ laser projectors ideal for multiple blending projections without concern for adjacent projectors generating different levels of brightness after a period of operation.

BenQ LK990 Projector

Superior Dustproofing for Severe Conditions

BenQ's LK990 4K Laser Projector is designed with sealed laser modules and enclosed light engines to protect the DMD chip, colour wheel sensor, laser light source, and other optical components. This lock-and-key design hermetically seals the engine from dust* to prolong projector lifespan.

* Dust chamber test standard: IEC Standard 60529IP6X.

BenQ LK990 Projector
BenQ LK990 Projector

Groundbreaking Thermal Conduction through Innovative Cooling Systems

LK990 employs two advanced cooling systems to ensure optimal thermal conduction during operation. The circulatory liquid cooling system protects the laser light source and DLP engine even after constant operation in ambient temperatures up to 40°C (104°F), while the heat pipe cooling system cools the DMD chip to effectively produce a comfortable sound with improved reliability.

Additionally, LK990 also comes with several embedded thermal sensors to intuitively control the projector's temperature and ensure optimal operation. The sensors can detect the temperature of the laser light source and surrounding environment in real-time and automatically adjust the speed of the fans.

BenQ LK990 Projector

High Altitude Mode for Elevated Environments

Equipped with an integrated air pressure sensor, LK990’s intelligent High Altitude Mode automatically alerts users to enable efficient cooling and properly maintain operating temperatures in high altitude environments with thinner atmospheres.

BenQ LK990 Projector

Excellent Installation Flexibility

360° and Portrait Projection Accommodate Diverse Spaces

BlueCore laser technology guarantees reliable projection from any angle. Dynamic installation options such as 360° rotation and portrait orientation allow projection onto ceiling, walls, floors, or angled signage.

BenQ LK990 Projector

Big Zoom and Lens Shift for Flexible Installation

LK990’s wide zoom range, focus, and horizontal/vertical lens shift systems can perfectly align images in any challenging venue. Lens shift can move projected images up and down by 60% of screen height or left and right by 25% of screen width without sacrificing image quality. The 1.47X big zoom feature offers a wide range of throw distances to significantly increase installation flexibility for diverse mounting options in various public display scenarios.

BenQ LK990 Projector

Digital Image Shrink

Digital image shrink allows installers to shrink the image to 75% of the original size in 0.5% increments via OSD menu, offering installers an effortless way to precisely align projected images of any size fit well within the desired frame.

BenQ LK990 Projector

Designate Remote Control ID to Projector for Independent Control

Installers and IT managers can assign a specific remote control ID to each projector, avoiding signal interference and unintentional changes when installing multiple projectors in a venue.

BenQ LK990 Projector

Low Maintenance Cost

Laser Light Creates Value Over Time

BenQ BlueCore projectors feature laser light sources that are guaranteed for 20,000 hours of maintenance-free operation, saving costs for lamp replacement and maintenance. Based on the average brightness cut-off of typical long-life lamps, BlueCore’s value exceeds that of 10 lamp replacements over the life of the projector.

BenQ LK990 Projector

Highly Integrated Network Control and Management System Compatibility

Comprehensive Control System Compatibility

LK990 is widely compatible with leading projector control systems including Crestron, AMX and PJ-Link for network control via LAN, making it simple to integrate into corporate network infrastructures. When there is no LAN infrastructure, LK990 also supports RS-232 for reliable long-distance installations up to 15 meters.

BenQ LK990 Projector

Centralized Control with BenQ MDA Software

BenQ's Multiple Display Administrator (MDA) software provides powerful centralized multi-projector management, including automated opening and closing procedures for public spaces, remotely controlled power on and off, and scheduling for institutions and corporations.

BenQ LK990 Projector

HDBaseT Compatibility

The leading-edge HDBaseT connectivity combines video, audio and device control signals from multiple sources including PCs, laptops, document cameras, and Blu-rays onto a single CAT5 cable, ensuring seamless transmissions up to 100 meters.

BenQ LK990 Projector
Projection System DLP Single 0.67" 4K
DMD Type DC3 DMD Chip
Resolution 4K UHD (3840 x 2160)
Brightness 6,000 ANSI Lumens
Contrast Ratio* 3,000,000:1
Display Colour 30 Bits (1.07 Billion Colours)
Aspect Ratio Native 16:9 (8 Aspect Ratio Selectable)
Light Source Laser
Light Source Life** 20,000 Hours
Zoom Ratio 1.47x
Lens Control Manual Zoom and Focus
Keystone Correction N/A
Projection Size 30" ~ 300"
Projection Offset N/A
Built-in Speaker N/A
Special Features
Security (Anti-Theft) Security Bar
Other Features 4K UHD, HDR, 3D, Projector/Remote Control ID Setting, Auto High Altitude Mode, HDBaseT, LAN Control, 360°Projection, 4K Upscaling, True Zoom, 24/7 Hours Operating, IP6X Dust Proof Engine, Liquid Cooling System.
I/O Port LAN Port (RJ45 for Network Control) x 1
HDBaseT (4K, HDCP 2.2 for Audio/Video, RS232, and IR Remote Control) x 1
Wired Remote In x 1
Audio Out (Mini Jack) x 1
Monitor Out (D-Sub 15 Pin, Female) x 1
PC In (D-Sub 15 Pin, Female) x 1
HDMI 1 (4K, HDMI 2.0 & HDCP 2.2) x 1
HDMI 2 (HDMI 1.4 & HDCP 1.4) x 1
HDMI 3 (HDMI 1.4 & HDCP 1.4) x 1
HDMI Out x 1
12 V Trigger x 1
USB Mini-B (Service) x 1
USB Type-A (2 A Power) x 1
RS232 In (D-Sub 9 Pin, Male) x 1
IR Receiver (Front) x 1
IR Receiver (Rear) x 1
Resolution Support VGA (640 x 480) to 4K (3840 x 2160)
Horizontal Frequency 15 - 135 kHz
Vertical Scan Rate 23 - 120 Hz
HDTV Compatibility SDTV (480i/576i), EDTV (480p/576p), HDTV (720p, 1080i 60/60 Hz, 1080p 60/50/30/25/24 Hz, 3840x2160p 60/50/30/25/24 Hz)
Video Compatibility‎ N/A
Standby Power Consumption Normal <0.5 W, Network <2 W
Power Consumption (Max / Normal / Eco) Max 745 W / Normal 655 W / Eco 470 W
Dimensions and Weight
Product Dimensions (W x H x D) 470.7 x 224.9 x 564.7 mm
Product Weight 20.2 kg
Operation Condition
Operating Temperature 0 ~ 40°C
Noise Level (Normal / Eco) 37 / 34 dBA
Accessories (Standard) Power Cord
Remote control (RCA011)
Lens Cover
AAA Battery x 2
Installation Guide
Regulatory Statement
Warranty Card (By SKU)
Cable Tie Set x 2
Rubber Cap
Accessories (Optional) Ceiling Mount (5J.JFY10.001)
OSD Language Arabic, Bulgarian, Croatian, Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hindi, Hungarian, Italian, Indonesian, Japanese, Korean, Norwegian, Persian, Polish, Portuguese, Romanian, Russian, Simplified Chinese, Spanish, Swedish, Turkish, Thai, Traditional Chinese, Vietnamese (30 Languages)
LS2LT1 Lens
Throw Ratio 1.38 ~ 2.02
Lens Shift Manual Lens Shift, V: ±60%; H: ±25%
InstaShow Host
Power Supply 100 ~ 240 V AC

* The Contrast is measured by Full On Full Off standard.

** Lamp life results will vary depending on environmental conditions and usage. Actual product's features and specifications are subject to change without notice.

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