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BenQ LK835ST Short throw projector 4000 ANSI lumens DLP 4K (4096x2400) Black
SKU
9H.JT577.13E
- 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
- Warping for Curve Screen
- White Balance Adjustment in Factory
Category: Data Projectors
| SKU | 9H.JT577.13E |
|---|---|
| EAN | 4718755095436 |
| Manufacturer | Benq |
| Availability | In Stock |
| PDF URLs |
View PDF |
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.
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.
| Projector | |
|---|---|
| Number of colours | 1.07 billion colours |
| Projector native resolution | 4K (4096x2400) |
| Native aspect ratio | 16:9 |
| Screen size compatibility | 1524 - 3048 mm (60 - 120") |
| Contrast ratio (typical) | 3000000:1 |
| Zoom capability | Yes |
| Keystone correction, vertical | -30 - 30° |
| Keystone correction, horizontal | -30 - 30° |
| Projection technology | DLP |
| Projector brightness | 4000 ANSI lumens |
| Lamps | |
| Light source type | Laser |
| Service life of light source | 20000 h |
| Service life of light source (economic mode) | 30000 h |
| Light source | |
| Light source type | Laser |
| Service life of light source | 20000 h |
| Service life of light source (economic mode) | 30000 h |
| Lens system | |
| Zoom capability | Yes |
| Focus | Motorized |
| Throw ratio | 0.69~0.83 |
| Offset | 102.5% |
| Video | |
| Full HD | Yes |
| Supported video modes | 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p |
| Supported graphics resolutions | 640 x 480 (VGA), 3840 x 2160 |
| Audio | |
| Built-in speaker(s) | Yes |
| Number of built-in speakers | 1 |
| RMS rated power | 10 W |
| Ports & interfaces | |
| HDMI version | 1.4a |
| VGA (D-Sub) ports quantity | 0 |
| HDMI ports quantity | 2 |
| Composite video in | 0 |
| DisplayPorts quantity | 1 |
| Serial interface type | RS-232 |
| PC Audio out | Yes |
| DVI port | No |
| Component video (YPbPr/YCbCr) in | 0 |
| AC (power) in | Yes |
| Network | |
| Ethernet LAN | No |
| Wi-Fi | Yes |
| Sound emission | |
| Noise level | 34 dB |
| Noise level (economic mode) | 28 dB |
| Technical details | |
| Product colour | Black |
| Performance | |
|---|---|
| Market positioning | Home cinema |
| Noise level | 34 dB |
| Noise level (economic mode) | 28 dB |
| Features | |
| Noise level | 34 dB |
| Noise level (economic mode) | 28 dB |
| Multimedia | |
| Built-in speaker(s) | Yes |
| Number of built-in speakers | 1 |
| RMS rated power | 10 W |
| Design | |
| Market positioning | Home cinema |
| Product type | Short throw projector |
| Cable lock slot type | Kensington |
| Product colour | Black |
| Cable lock slot | Yes |
| Power | |
| AC input voltage | 100 - 240 V |
| Power consumption (max) | 320 W |
| Power source | AC |
| Power consumption (typical) | 212 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (economy mode) | 136 W |
| Security | |
| Cable lock slot type | Kensington |
| Cable lock slot | Yes |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Weight & dimensions | |
| Weight | 3.4 kg |
| Width | 303.5 mm |
| Depth | 112.4 mm |
| Height | 234.5 mm |
| Packaging content | |
| Remote control included | Yes |
| Cables included | AC |
| Other features | |
| Power consumption (economy mode) | 136 W |
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|---|---|---|---|---|---|---|
| SKU |
9H.JT577.13E
|
V11H740041
|
V11H923540
|
9H.JNN77.15E
|
X2000L-4K
|
V11HA99180
|
| Manufacturer |
Benq
|
Epson
|
Epson
|
Benq
|
Viewsonic
|
Epson
|
| Contrast ratio (typical) |
N/A
|
300:1
|
N/A
|
N/A
|
N/A
|
N/A
|
| Projection technology |
DLP
|
3LCD
|
3LCD
|
DLP
|
N/A
|
3LCD
|
| Projector brightness |
Over 4000 ansi Lumens
|
3 - 4000 Lumens
|
Over 4000 ansi Lumens
|
Over 4000 ansi Lumens
|
≈ 2000 Lumens
|
Over 4000 ansi Lumens
|
| Noise level |
30dB to 40dB
|
N/A
|
30dB to 40dB
|
N/A
|
30dB to 40dB
|
30dB to 40dB
|
| DVI port |
N
|
N
|
N
|
N
|
N
|
N
|
| VGA (D-Sub) ports quantity |
0
|
3
|
3
|
2
|
N/A
|
0
|
| Component video (YPbPr/YCbCr) in |
up to 1
|
up to 1
|
up to 1
|
N/A
|
up to 1
|
up to 1
|
| Projector native resolution |
4K (4096x2400)
|
WXGA (1280x800)
|
1080p (1920x1080)
|
WUXGA (1920x1200)
|
UHD 4K (3840x2160)
|
1080p (1920x1080)
|
| Light source type |
Laser
|
Lamp
|
Laser
|
Laser
|
Laser
|
Laser
|
| Weight |
3000g to 4000g
|
4000g to 6000g
|
N/A
|
6000g to 8000g
|
6000g to 8000g
|
N/A
|
| HDMI ports quantity |
2
|
3
|
4
|
2
|
2
|
3
|
| Native aspect ratio |
16:9
|
16:10
|
16:9
|
16:10
|
16:9
|
16:9
|
| Product type |
Short throw projector
|
Ultra short throw projector
|
Ultra short throw projector
|
Standard throw projector
|
Short throw projector
|
Ultra short throw projector
|