|Arrington Research Eye tracker inside a Sensics zSight|
- The ability to offer stereoscopic stimuli, thus also adding depth perception to studies about motion, color, recognition and more.
- A good HMD is often immersive, meaning that it can block external distractions and make sure that the subject is focused on the stimuli inside the HMD.
- The ability to integrate eye tracking inside the HMD.
- The ability to engage peripheral vision, especially when using an HMD with a panoramic field of view