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Summary
VR does not require two eyes to work.
The Two Types of Depth Perception
We perceive depth in two main ways.
First, there’s stereoscopic vision using stereoscopic depth cues.
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This is what VR and 3D movies use to give you the perception of depth using two 2D images.
This is when your eyes move in opposite directions.
Going cross-eyed when looking at something close to your face is an extreme example of vergence.
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We perceive depth in other ways.
We can see how objects show “parallax” as we move.
That’s parallax, letting you understand what’s near or far away.
Related:What Is “Phantom Sense” in VR, and Do You Have It?
Knowledge of the size of things also informs our depth perception.
Mostly, monocular cues still work in VR, as the software in question allows for them.
This is why feedback from users is important!
Is VR Worth It With One Eye?
Related:Should You Buy a VR Headset?
