Expert reviews
"Optoma Technology, the leader in 4K resolution projector technology is very happy to be partnered with ProjectorScreen.com / Next Projection. These people are experts in screens and projection technology, so you can expect a perfect match of Optoma Projector and screen to achieve a technological advanced image that exceeds your expectations. This is one of our unique partners that can deliver an extremely high level of knowledge on 4K display technology and how to match that with the latest screen technology. We are pleased to have their expert capability associated with Optoma Technology projectors."
Sam MalikSr. Director of Pro AV Sales
Optoma Technology, Inc.
4K UHD Short Throw Professional Installation Projector
4K550ST
- Incredible 4K UHD (3840 x 2160) resolution with HDR10 and REC.2020 compatibility
- 4,500 lumens and 10,000:1 contrast ratio
- Project a bright 100-inch image from several feet away
- Short throw lens with 0.78:1 throw ratio
- 3D ready with DLP Link compatibility
- Extensive I/O with HDMI, 12v trigger, RS-232C and LAN control
Bright 4K UHD projection with installation and network control flexibility
Project stunning 4K UHD images with the 4,500 lumen, short throw Optoma ProScene 4K550ST. Its 0.78:1 throw ratio, 10,000:1 contrast ratio and HDR compatibility provide razor-sharp, 100-inch projections from several feet away, making it ideal for space constrained environments or edge blending installations, such as corporate meeting spaces and houses of worship.
A Texas Instruments DLP chipset with XPR technology renders beautiful 4K UHD images. The high-performance DLP chipset displays 8.3-million distinct simultaneous pixels on screen and easily projects images up to 300-inches with incredible detail.
Vertical lens shift and 12V trigger provide installation flexibility. RS-232C and LAN connectivity enable simple integration and control via industry standards, including Crestron, IP Link, AMX and PJ-Link.
DLP TechnologyDLP® (Digital Light Processing) is a proprietary technology from Texas Instruments that offers digital projection with higher contrast, faster response time, good pixel structure and virtually no color degradation. | 
| 4K UHD4K UHD (3840 x 2160) resolution delivers extremely sharp images with 8.3-million pixels onscreen for unrivaled detail and clarity. |
HDRHigh dynamic range (HDR) technology delivers brighter whites and deeper black levels. Optoma HDR accepts HDR10 signals with four selectable picture modes: Normal, Bright, Detail, Film |
| DCI-P3Color the way it is meant to be seen – rich, colorful and cinematic pictures and games via DCI-P3 wide color gamut coverage. |
BT.2020HDR signals are mapped using REC.2020 tone mapping and provides coverage for REC.709, DCI-P3 and a wide coverage color gamut. |
| Full 3DDisplay true 3D content from almost any 3D source, including 3D Blu-ray Disc™ players, 3D broadcasting, and the latest-generation game consoles. Support for 144Hz rapid-refresh rate provides ultra-smooth flicker-free images. Optoma 3D glasses required. |
USB PowerPower and charge your USB devices with the USB power port. The port delivers up to 1-amp and ideal for some HDMI streaming sticks. |
| AMX CompatibilityEasily communicate with AMX control systems for simple integration. |
Creston Roomview® – NETWORK CONTROL Roomview®Software provides a custom configurable interface to monitor, manage and control every device in every room remotely from any computer. - Manage up to 250 projectors at the same time (via master PC).
- Control and alter the projector settings using a simple web browser page, including OSD menu control.
- Set up email alterts for warning messages.
- Ideal for large installations in both educational and business environments.
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| PJ-Link CompatibilityPJ-Link compatibility enables the projector to power on, off and change basic funcitons using the PJ-Link port. |
| TECHNICAL SPECIFICATIONS |
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| Aspect Ratio | 16:9 (native), 4:3, LBX and auto compatible |
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| Audio | 2x 5 Watt Speakers, Loop through |
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| Brightness | 4,500 ANSI lumens |
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| Color Wheel | 6 segment RYGCWB |
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| Connections | 1x HDMI (2.0 w/ HDCP 2.2, MHL 2.1), 1x HDMI (1.4a), 1x VGA, 1x audio (3.5mm), 1 x USB (power / 1.5A), 1x USB (service), 1x audio out (3.5mm), 1x S/PDIF (optical) |
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| Contrast Ratio | 10,000:1 |
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| Display Technology | Texas Instruments 0.66” 4K UHD DMD |
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| Displayable Colors | 1.07 Billion |
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| Image Size | 28.89″ – 300.46″ |
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| Light Source Type | 330W Lamp |
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| Light Source Life | Up to 5,000/4,000/3,000 (Dynamic/ECO/Bright) |
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| Lens Shift | Vertical lens shift 10% |
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| Maximum Resolution | 4K (4096 x 2160) |
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| Native Resolution | 4K UHD (3840 x 2160) @ 60Hz w/ XPR technology |
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| Noise Level | 32dB (Eco) |
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| Offset | 100% |
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| Operating Temperature | 41–104°F (5–40°C), 85% max humidity |
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| Power Consumption | 419W typical (Bright), 461W max (Bright), 331W typical (Eco), 364W max (Eco) |
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| Power Supply | AC input 100–240V, 50–60Hz, auto-switching |
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| Projection Distance | 1.6′ – 17.06′ |
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| Projection Lens | F/2.5, f=11.66mm |
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| Remote Control | Full size remote with laser |
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| Throw Ratio | 0.78:1 |
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| Uniformity | 75% |
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| Zoom Type | 0.8 – 2.0x digital |
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| COMPATIBILITY SPECIFICATIONS |
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| 3D Compatibilty | Supports 120Hz frame sequential (1920 x 1080 @ 120 Hz) |
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| Computer Compatibilty | VGA, SVGA, HDTV(720P), WXGA, WXGA+, SXGA, SXGA+, UXGA, HDTV(1080p), WUXGA, UHD |
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| Horizontal Scan Rate | 31 to 135 KHz |
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| Vertical Scan Rate | 24Hz to 120Hz |
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| Video Compatiblity | PAL, SECAM, 576i/p, NTSC, 480i/p, HDTV 720p/1080i/1080p, 4K (3840×2160) |
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| PHYSICAL SPECIFICATIONS |
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| Dimensions | 15.43” x 5.07” x 11.08” |
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| Security | Kensington® lock port |
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| Weight | 13.01 lbs |
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| OTHER |
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| Accessories | AC power cable, remote control, batteries |
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| Optional Accessories | Remote, lamp, mount, 3D glasses |
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| UPC | 796435 44 231 6 |
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| Warranty Info | 3-year Optoma Express advance exchange warranty, 1-year on lamp |
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