Main product

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.







At-a-glance


  • 4000 ANSI Lumens Laser Light Source

  • Auto 2D Keystone and Corner Fit

  • Auto Screen Fit

  • Mobile Wi-Fi Ready

  • Motorised Zoom & Focus

  • Short Throw 0.69~0.83

  • Warping for Curve Screen

  • White Balance Adjustment in Factory




Reasons to buy

  • 4000 ANSI Lumens Laser Light Source
  • Auto 2D Keystone and Corner Fit
  • Auto Screen Fit
  • Mobile Wi-Fi Ready
  • Motorised Zoom & Focus
  • Short Throw 0.69~0.83
  • Warping for Curve Screen
  • White Balance Adjustment in Factory

Specification

Technical Description: Benq LK835ST Data Projectors - Black
Design
Cable lock slot:Holes on the edge of devices through which a cable lock can be passed, so the device can be locked to a desk etc.
Yes
Cable lock slot type:
Kensington
Product colour:
Black
Market positioning:
Home cinema
Product type:The sub-category of the product.
Short throw projector

Features
Noise level (economic mode):
28 dB
Noise level:The amplitude level of the undesired background noise, usually measured in decibels (db).
34 dB

Lens system
Offset:
102.5%
Throw ratio:
0.69~0.83
Zoom capability:The amount that the camera lens can zoom.
Yes
Focus:
Motorized

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

Multimedia
Number of built-in speakers:
1
RMS rated power:RMS (Root mean square) is a measure of the continuous power required by a device, in particular audio amplfiers and loudspeakers.
10 W
Built-in speaker(s):The device contains speaker(s) to produce sound.
Yes

Network
Wi-Fi:Popular technology that allows an electronic device to exchange data or connect to the internet wirelessly using radio waves.
Yes
Ethernet LAN:An Ethernet LAN (Local Area Network) interface is present, for a wired conection via a cable.
No

Networking
Wi-Fi:Popular technology that allows an electronic device to exchange data or connect to the internet wirelessly using radio waves.
Yes
Ethernet LAN:An Ethernet LAN (Local Area Network) interface is present, for a wired conection via a cable.
No

Operational conditions
Operating temperature (T-T):The minimum and maximum temperatures at which the product can be safely operated.
0 - 40 °C

Packaging content
Cables included:
AC
Remote control included:
Yes

Ports & interfaces
AC (power) in:
Yes
PC Audio out:
Yes
Serial interface type:
RS-232
DisplayPorts quantity:Number of DisplayPorts. A DisplayPort is a digital display interface developed by the Video Electronics Standards Association (VESA). The interface is primarily used to connect a video source to a display device such as a computer monitor, though it can also be used to carry audio, USB, and other forms of data.
1
Component video (YPbPr/YCbCr) in:The number of sockets (ports) for RF (radio frequency) connections into the product.
0
Composite video in:The socket (port) for the composite video input (white cable).
0
DVI port:Digital Visual Interface (DVI) is a video display interface to connect a video source to a display device, such as a computer monitor.
No
HDMI version:
1.4a
HDMI ports quantity:The number of sockets (ports) for HDMI connections. HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed/uncompressed digital audio data from a HDMI-compliant device ("the source device") to a compatible computer monitor, video projector, digital television, or digital audio device. HDMI is a digital replacement for existing analog video standards.
2
VGA (D-Sub) ports quantity:Number of VGA (D-Sub) ports (connecting interfaces) in the device. The VGA (D-Sub) connector is a 15 pin connector between a computer and a monitor. It was first introduced in 1987 by IBM.
0

Power
AC input voltage:The voltage of the AC electricity that is inpitted into the product.
100 - 240 V
Power consumption (economy mode):
136 W
Power consumption (max):The maximum amount of power used by the device.
320 W
Power consumption (standby):The amount of electricity that is consumed when the product is on standby.
0.5 W
Power consumption (typical):Amount of power consumed by this model, often expressed in watts (W). Typical values that manufacturers give are power consumption when off, standby/suspended mode, typical use, maximum usage.
212 W
Power source:What is providing power for the product e.g. mains electricity.
AC

Projector
Keystone correction, horizontal:
-30 - 30°
Keystone correction, vertical:
-30 - 30°
Number of colours:Maximum number of viewable colors.
1.07 billion colours
Screen size compatibility:The different screen sizes which the device can work with.
1524 - 3048 mm (60 - 120")
Native aspect ratio:The aspect ratio is the ratio of the width of an image to its height. The native aspect ratio is the one which the projector/display is particularly designed for. Images shown in native aspect ratio will utilize the entire resolution of the display and achieve maximum brightness. Images shown in other than native aspect ratio will always have less resolution and less brightness than images shown in native aspect ratio.
16:9
Contrast ratio (typical):The difference in light intensity between the brightest white and the darkest black.
3000000:1
Projector native resolution:
4K (4096x2400)
Projection technology:
DLP
Projector brightness:
4000 ANSI lumens

Video
Supported graphics resolutions:The graphic resolutions that can be displayed by the device. The graphic resolution describes the width and height dimensions of a display, such as a computer monitor, measured in pixels.
640 x 480 (VGA), 3840 x 2160
Supported video modes:The video modes that can be displayed by the device.
480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Full HD:Full High Definition (HD) means that a display supports a resolution of 1920 x 1080 pixel, and has a digital TV connection.
Yes

Weight & dimensions
Height:The measurement of the product from head to foot or from base to top.
234.5 mm
Depth:The distance from the front to the back of something.
112.4 mm
Width:The measurement or extent of something from side to side.
303.5 mm
Weight:Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.
3.4 kg

Product details

9H.JT577.13E Benq 4718755095436

Benq LK835ST Data Projectors - Black

£2506.00 and In stock

SKU: 9H.JT577.13E

Benq LK835ST Data Projectors - Black

Quick Code: Q2838843 MPN: 9H.JT577.13E
£2506.00

In Stock

Key Features

  • 4000 ANSI Lumens Laser Light Source
  • Short Throw 0.69~0.83
  • Motorised Zoom & Focus
  • Auto Screen Fit
  • Auto 2D Keystone and Corner Fit
  • Mobile Wi-Fi Ready