The Zed2 has a larger lens separation than humans, which means that the video from it really isn't suited to viewing with a headset because the world scale would be way off.
The ZED2 is really intended to be used as a depth 3D camera for various use-cases like spatial mapping, object detection, depth sensing, and positional tracking.
The Zed Mini has the correct lens separation (matches our eyes) as it is intended to pass through augmented reality and virtual reality applications.
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