Virtual reality: In this technology guide, you’ll discover 9 immersion technologies: 1) stereoscopic display creating depth perception through slightly different images for each eye, 2) wide field-of-view encompassing peripheral vision for natural spatial awareness, 3) positional tracking mapping head and body movement to virtual camera perspective in real-time, 4) spatial audio generating direction-specific sound corresponding to virtual object positions, 5) haptic feedback providing tactile sensations simulating physical interaction with digital objects, 6) motion controllers enabling natural hand movements for intuitive object manipulation, 7) eye tracking focusing rendering detail where users are looking for efficient processing, 8) facial expression capture translating real emotions to virtual avatars for social presence, 9) vestibular comfort systems reducing motion sickness through visual-physical movement synchronization.