These devices offer 4,500 and 4,000 lumens of brightness, with 1080p HD resolution and support for 4K HDR input sources, sRGB and REC.709 color profiles.

Optoma EH412 and EH412ST

Optoma It has introduced two new professional projectors designed to provide high brightness, reliability and state-of-the-art imaging technology in classrooms and meeting rooms. The EH412 and EH412ST offer powerful image performance with features for flexible installation and extensive connectivity options.

The Optoma EH412 and EH412ST models offer 4,500 and 4,000 lumens of brightness respectively, with HD 1080p resolution and support for 4K HDR input sources, sRGB and REC.709 color profiles. A contrast ratio of 50,000:1 ensures bright, sharp and vivid images.

These dynamic projectors also offer trapezoidal distortion correction and RS-232 control, adapting to a wide variety of corporate and educational environments. The EH412 also features a 1.3x motorized zoom and vertical lens displacement, ensuring flexible and hassle-free installations.

With its short shooting distance, the Optoma EH412ST also offers 1080p and 4,000 lumens from a few meters away. In addition, both projectors feature ultra-low fan noise of 26 dB to minimize disturbances during operation.


  • Resolution: 1080P (1,920-1.080).
  • Aspect Ratio: 16-9.
  • Light source: 245W lamp with 15,000 lifespan.
  • Keystone correction: +/- 40% vertical.
  • Audio: 10W speakers.
  • Connectivity: HDMI 2.0, HDMI 1.4a, VGA, Audio Input, USB-A, VGA Output, Audio Output.
  • EH412 optical zoom: 1.3x.
  • Vertical lens change EH412: 16%.
  • Shot ratio EH412ST: 0.50.

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By • 17 Jul, 2019
• Section: Training, Projection