BenQ LK936ST 4K Laser Short‑Throw Projector | 5100 Lumens for Golf Simulators

Product Description

The BenQ LK936ST is a premium 4K UHD short‑throw laser projector engineered for environments that require high brightness, accurate color reproduction, and flexible installation. With 5100 ANSI lumens and a refined optical system, it delivers sharp, detailed images even in rooms with ambient light, making it ideal for golf simulators, home theaters, and commercial display setups.

Its short‑throw ratio of 0.81–0.89:1 allows for large, immersive visuals from a short distance, minimizing shadows and maximizing usable space. The long‑lasting laser phosphor light source ensures consistent performance with minimal maintenance, while the wide lens shift and keystone correction options provide exceptional installation freedom.

Designed for reliability and seamless integration, the LK936ST includes HDMI 2.0b, DisplayPort, HDBaseT, and multiple control interfaces. Whether you're building a simulation room, upgrading a presentation space, or creating a high‑impact visual environment, this projector delivers the clarity, brightness, and durability required for demanding applications.

Key Features

High‑Precision 4K Imaging

• True 4K UHD resolution (3840 × 2160)
• 5100 ANSI lumens for bright, vivid projection
• 10‑bit color processing with 1.07 billion colors

Flexible Short‑Throw Installation

• 0.81–0.89:1 short‑throw ratio ideal for golf simulators
• 1.1x optical zoom for fine image sizing
• Vertical lens shift ±60% and horizontal ±23%

Laser Reliability & Performance

• Laser phosphor light source rated up to 20,000 hours
• Stable brightness and color over long‑term use
• Designed for commercial and simulation environments

Connectivity & Control

• 2x HDMI 2.0b with HDCP 2.2
• DisplayPort 1.2 and HDBaseT support
• LAN, RS‑232, 12V trigger, and remote I/O

Real Benefits

• Optimized for golf simulators and short‑distance projection
• High brightness ensures clear images even with ambient light
• Low‑maintenance laser engine reduces long‑term costs
• Flexible installation for home, business, and simulation spaces

Use Cases

• Golf simulation rooms
• Home theater projection
• Retail and showroom displays
• Corporate meeting rooms and presentation spaces

Image Display

Display System: 1‑Chip 0.47" DMD DLP

Native Resolution: 3840 x 2160

Supported Resolutions: Minimum 640 x 480, Maximum 3840 x 2160

Maximum Brightness: 5100 Lumens (ANSI)

Offset: 0%

Aspect Ratio: Native 16:9

DLP Link 3D: Yes

Supported 3D Formats: Frame Sequential (up to 1080p)

Color Depth: 10‑Bit (1.07 Billion Colors)

Scan Range: Horizontal 15 to 135 kHz, Vertical 23 to 240 Hz

Latency: 34 ms

Lens

Includes Lens: Yes

Aperture: f/1.83 to 1.86

Focal Length: 8.6 to 9.4 mm

Lens Shift: Vertical ±60%, Horizontal ±23%

Optical Zoom: 1.1x

Throw Ratio: 0.81 to 0.89:1

Features

Keystone Correction: Vertical ±40°, Horizontal ±40°

HDR Support: Yes (HDR10 / Hybrid Log Gamma)

Multi‑Input Support (PIP/PBP): No

Ceiling Mountable: Yes

Rear Screen Projection: Yes

Built‑In Speaker: Yes (Mono)

Speaker Power: 10 W

Input/Output Connectors

Audio/Video I/O:
2x HDMI 2.0b Video/Audio Input
1x DisplayPort 1.2 Video/Audio Input
1x RJ45 (HDBaseT) Video/Audio Input/Output
1x 4‑Pin DIN (VESA 3D Sync) Video Input
1x 4‑Pin DIN (VESA 3D Sync) Video Output
1x TOSLINK Audio Input
1x 1/8" (3.5 mm) Mini Audio Input
1x 1/8" (3.5 mm) Mini Audio Output

Other I/O:
1x RJ45 (Ethernet)
1x DE‑9/DB‑9 (RS‑232) Input
1x 12 V Trigger (Control) Input
1x USB‑A (Power)
1x 1/8" (3.5 mm) Mini (Remote) Input
1x 1/8" (3.5 mm) Mini (Remote) Output

HDCP Support: Yes (Version 2.2)

Hardware

Mobile App Compatible: No

Bluetooth: No

General

Light Source: Laser Phosphor

Expected Lamp Life: Up to 20,000 Hours (Medium Brightness)

Fan Noise: 40 dB (Medium), 33 dB (Low)

Input Power: 100 to 240 VAC, 50 / 60 Hz

Power Consumption: 440 W (Medium Brightness)

Standby Power: < 0.5 W

Operating Conditions: 32 to 104°F / 0 to 40°C

Dimensions (W x H x D): 16.4 x 6.5 x 13.8" / 416 x 166 x 351 mm

Weight: 15.4 lb / 7 kg

Packaging Info

Package Weight: 20.725 lb

Box Dimensions (L x W x H): 20.6 x 18.4 x 11.4"

Does the LK936ST work well for golf simulators?

Yes. Its short‑throw ratio, high brightness, and wide lens shift make it ideal for golf simulation environments.

Can it be installed off‑center?

Yes. The projector supports up to 60% vertical and 23% horizontal lens shift, plus keystone and rotation correction.

Does it support 4K HDR content?

It supports 4K UHD input signals with HDR10 and HLG for enhanced contrast and detail.

Is the laser light source maintenance‑free?

The laser engine is rated for up to 20,000 hours, minimizing maintenance and eliminating lamp replacements.

SHIPPING

FREE SHIPPING within the 48 contiguous states in the USA only. Exclusions apply to orders shipping to APO/FPO addresses, Puerto Rico, Hawaii , Alaska and other U.S. territories.  Free shipping is standard shipping.  For all other shipping options please call for more details direct during Business hours Mon to Fri 10am to 5pm EST Tel: 1800 817 8795.

Freight Shipping for large items 
Large or heavy items, including most TVs, require freight shipping and generally take a little longer to be delivered, contact us for delivery estimates. 

Someone must receive the delivery. The freight carrier will contact you to schedule delivery to your door or the lobby area of your apartment or condo. Someone will have to be on hand to meet the driver and sign for the package. Freight deliveries are scheduled for Mon through Fri between 9AM and 5PM. 

What to expect from the delivery driver. This is a large, heavy item, so arrange to have someone else there to help you unpack and install your equipment. The delivery driver will not help you unpack or set up your new equipment, nor will he or she remove your old equipment or packaging. 

Keep all the product packaging. You'll need it if you have to return or move your item.

 Crawford’s Superstore - Return & Refund Policy

30-Day Satisfaction Guarantee

The quality of our professional electronics and your satisfaction is our priority. If you are dissatisfied with your purchase, you may return it to Crawford’s Superstore within 30 days of the delivery date, subject to the conditions and exclusions below.

1. How to Start a Return

To ensure a smooth and secure process, all returns require a Return Merchandise Authorization (RMA):

• Step 1: Contact our support team to request your RMA number. info@crawfordssuperstore.com
• Step 2: Secure all returns in the original manufacturer's packaging with all accessories and manuals. We strongly recommend double-boxing your return for safety.
• Step 3: A safely packaged and complete return is less likely to incur additional restocking fees.

2. Shipping Responsibility

• Cost: The buyer is responsible for all shipping costs associated with returning the item.
• Non-Refundable Costs: Original shipping costs are non-refundable. If a refund is approved, the actual cost of the original shipping paid by the store to fulfill your order will be deducted from your final refund, even if the item was originally sold with "Free Shipping."
• Insurance Requirement: For returns valued over $75, you must use a trackable shipping service and purchase shipping insurance for the full value of the product. We are not liable for items lost or damaged during return transit.

3. Refunds & Restocking Fees

• Condition: Brand new, factory-sealed items may not incur a restocking fee, subject to inspection and verification upon return and at our sole discretion.
• Restocking Fee: A restocking fee of up to a maximum of 15% will be applied to "Change of Mind" returns or items returned with an opened box/signs of use to cover the diminished resale value.

4. Processing & Inspection

• Notification: Once your return is received, our team will inspect the item and notify you of the approval or rejection of your refund based on the condition and serial number verification.
• Timeline: Approved refunds are processed within 5–7 business days to the original method of payment. Please allow up to two billing cycles for the credit to appear on your statement.

5. Non-Returnable Items

The following items cannot be returned once the factory seal is broken or the item is used:

• Projectors & Projection Lamps: Non-returnable once unsealed or lamp hours have been used.
• Large Displays: Opened TVs and monitors 37" and larger (must remain factory sealed).
• Computers & Software: Opened computers or software (packaging must be unsealed).
• Custom Items: Custom cut-to-length audio or video cables.
• Missing Identifiers: Products with a missing/altered UPC code or serial number.

6. Serial Number Verification (Fraud Prevention)

We record all Serial Numbers for electronics before they ship. For any return to be accepted, the serial number on the returned unit must match our original shipping records. Units returned with mismatched serial numbers will be denied a refund and the incident will be handled as fraudulent activity.

7. Defective Items

If your product is deemed defective, we will provide a pre-paid shipping label and ship a Brand New replacement unit at no additional cost to you once the defect is verified.