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BenQ

BenQ LK835ST 4K Projector

Model LK835ST

Overview

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. 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. 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.

Specifications

Design

Market positioning
Home cinema
Product type
Short throw projector
Product colour
Black
Cable lock slot
Yes
Cable lock slot type
Kensington

Power

Power source
AC
Power consumption (typical)
212 W
Power consumption (standby)
0.5 W
Power consumption (max)
320 W
Power consumption (economy mode)
136 W
AC input voltage
100 - 240 V

Video

Full HD
Yes
Supported graphics resolutions
640 x 480 (VGA),3840 x 2160
Supported video modes
480i,480p,576i,576p,720p,1080i,1080p,2160p

Network

Ethernet LAN
No
Wi-Fi
Yes

Features

Noise level (economic mode)
28 dB
Noise level
34 dB

Projector

Screen size compatibility
60 - 120"
Projector brightness
4000 ANSI lumens
Projection technology
DLP
Projector native resolution
4K (4096x2400)
Contrast ratio (typical)
3000000:1
Native aspect ratio
16:9
Number of colours
1.07 billion colours
Keystone correction, horizontal
-30 - 30 °
Keystone correction, vertical
-30 - 30 °

Multimedia

Built-in speaker(s)
Yes
RMS rated power
10 W
Number of built-in speakers
1

Lens system

Focus
Motorized
Zoom capability
Yes
Throw ratio
0.69~0.83
Offset
102.5 %

Light source

Light source type
Laser
Service life of light source
20000 h
Service life of light source (economic mode)
30000 h

Ports & interfaces

HDMI version
1.4a
DisplayPorts quantity
1
Serial interface type
RS-232
PC Audio out
Yes
HDMI ports quantity
2
DVI port
No
AC (power) in
Yes

Weight & dimensions

Width
303.5 mm
Depth
112.4 mm
Height
234.5 mm
Weight
3400 g

Operational conditions

Operating temperature (T-T)
0 - 40 °C

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