Immersive Index

Reference collection

XR glossary

Definitions for the language used across immersive hardware, software, optics, and interaction.

Verified 2026-08-05

Extended reality

A source-led reference entry covering Extended reality, its scope, implementation context, and verification limits.

Verified 2026-08-05

Virtual reality

A source-led reference entry covering Virtual reality, its scope, implementation context, and verification limits.

Verified 2026-08-05

Augmented reality

A source-led reference entry covering Augmented reality, its scope, implementation context, and verification limits.

Verified 2026-08-05

Mixed reality

A source-led reference entry covering Mixed reality, its scope, implementation context, and verification limits.

Verified 2026-08-05

Immersive media

A source-led reference entry covering Immersive media, its scope, implementation context, and verification limits.

Verified 2026-08-05

Head-mounted display

A source-led reference entry covering Head-mounted display, its scope, implementation context, and verification limits.

Verified 2026-08-05

Head-up display

A source-led reference entry covering Head-up display, its scope, implementation context, and verification limits.

Verified 2026-08-05

Optical see-through

A source-led reference entry covering Optical see-through, its scope, implementation context, and verification limits.

Verified 2026-08-05

Video see-through

A source-led reference entry covering Video see-through, its scope, implementation context, and verification limits.

Verified 2026-08-05

Display engine

A source-led reference entry covering Display engine, its scope, implementation context, and verification limits.

Verified 2026-08-05

Waveguide

A source-led reference entry covering Waveguide, its scope, implementation context, and verification limits.

Verified 2026-08-05

Micro-OLED

A source-led reference entry covering Micro-OLED, its scope, implementation context, and verification limits.

Verified 2026-08-05

LCD

A source-led reference entry covering LCD, its scope, implementation context, and verification limits.

Verified 2026-08-05

OLED

A source-led reference entry covering OLED, its scope, implementation context, and verification limits.

Verified 2026-08-05

Mini-LED

A source-led reference entry covering Mini-LED, its scope, implementation context, and verification limits.

Verified 2026-08-05

Spatial computing

A source-led reference entry covering Spatial computing, its scope, implementation context, and verification limits.

Verified 2026-08-05

Digital twin

A source-led reference entry covering Digital twin, its scope, implementation context, and verification limits.

Verified 2026-08-05

Avatar

A source-led reference entry covering Avatar, its scope, implementation context, and verification limits.

Verified 2026-08-05

Presence

A source-led reference entry covering Presence, its scope, implementation context, and verification limits.

Verified 2026-08-05

Embodiment

A source-led reference entry covering Embodiment, its scope, implementation context, and verification limits.

Verified 2026-08-05

Cybersickness

A source-led reference entry covering Cybersickness, its scope, implementation context, and verification limits.

Verified 2026-08-05

Locomotion

A source-led reference entry covering Locomotion, its scope, implementation context, and verification limits.

Verified 2026-08-05

Teleportation

A source-led reference entry covering Teleportation, its scope, implementation context, and verification limits.

Verified 2026-08-05

Snap turning

A source-led reference entry covering Snap turning, its scope, implementation context, and verification limits.

Verified 2026-08-05

Boundary system

A source-led reference entry covering Boundary system, its scope, implementation context, and verification limits.

Verified 2026-08-05

Tracking volume

A source-led reference entry covering Tracking volume, its scope, implementation context, and verification limits.

Verified 2026-08-05

Pose

A source-led reference entry covering Pose, its scope, implementation context, and verification limits.

Verified 2026-08-05

Quaternion

A source-led reference entry covering Quaternion, its scope, implementation context, and verification limits.

Verified 2026-08-05

Euler angles

A source-led reference entry covering Euler angles, its scope, implementation context, and verification limits.

Verified 2026-08-05

Inertial measurement unit

A source-led reference entry covering Inertial measurement unit, its scope, implementation context, and verification limits.

Verified 2026-08-05

Accelerometer

A source-led reference entry covering Accelerometer, its scope, implementation context, and verification limits.

Verified 2026-08-05

Gyroscope

A source-led reference entry covering Gyroscope, its scope, implementation context, and verification limits.

Verified 2026-08-05

Magnetometer

A source-led reference entry covering Magnetometer, its scope, implementation context, and verification limits.

Verified 2026-08-05

Depth map

A source-led reference entry covering Depth map, its scope, implementation context, and verification limits.

Verified 2026-08-05

Point cloud

A source-led reference entry covering Point cloud, its scope, implementation context, and verification limits.

Verified 2026-08-05

Mesh

A source-led reference entry covering Mesh, its scope, implementation context, and verification limits.

Verified 2026-08-05

Anchor

A source-led reference entry covering Anchor, its scope, implementation context, and verification limits.

Verified 2026-08-05

Reference space

A source-led reference entry covering Reference space, its scope, implementation context, and verification limits.

Verified 2026-08-05

Play area

A source-led reference entry covering Play area, its scope, implementation context, and verification limits.

Verified 2026-08-05

Controller

A source-led reference entry covering Controller, its scope, implementation context, and verification limits.

Verified 2026-08-05

Hand pose

A source-led reference entry covering Hand pose, its scope, implementation context, and verification limits.

Verified 2026-08-05

Gaze input

A source-led reference entry covering Gaze input, its scope, implementation context, and verification limits.

Verified 2026-08-05

Dwell input

A source-led reference entry covering Dwell input, its scope, implementation context, and verification limits.

Verified 2026-08-05

Haptics

A source-led reference entry covering Haptics, its scope, implementation context, and verification limits.

Verified 2026-08-05

Tactile feedback

A source-led reference entry covering Tactile feedback, its scope, implementation context, and verification limits.

Verified 2026-08-05

Latency

A source-led reference entry covering Latency, its scope, implementation context, and verification limits.

Verified 2026-08-05

Frame rate

A source-led reference entry covering Frame rate, its scope, implementation context, and verification limits.

Verified 2026-08-05

Refresh rate

A source-led reference entry covering Refresh rate, its scope, implementation context, and verification limits.

Verified 2026-08-05

Resolution per eye

A source-led reference entry covering Resolution per eye, its scope, implementation context, and verification limits.

Verified 2026-08-05

Field of view

A source-led reference entry covering Field of view, its scope, implementation context, and verification limits.

Verified 2026-08-05

Pixels per degree

A source-led reference entry covering Pixels per degree, its scope, implementation context, and verification limits.

Verified 2026-08-05

Interpupillary distance

A source-led reference entry covering Interpupillary distance, its scope, implementation context, and verification limits.

Verified 2026-08-05

Eye box

A source-led reference entry covering Eye box, its scope, implementation context, and verification limits.

Verified 2026-08-05

Exit pupil

A source-led reference entry covering Exit pupil, its scope, implementation context, and verification limits.

Verified 2026-08-05

Focal plane

A source-led reference entry covering Focal plane, its scope, implementation context, and verification limits.

Verified 2026-08-05

Accommodation

A source-led reference entry covering Accommodation, its scope, implementation context, and verification limits.

Verified 2026-08-05

Vergence

A source-led reference entry covering Vergence, its scope, implementation context, and verification limits.

Verified 2026-08-05

Parallax

A source-led reference entry covering Parallax, its scope, implementation context, and verification limits.

Verified 2026-08-05

Six degrees of freedom

A source-led reference entry covering Six degrees of freedom, its scope, implementation context, and verification limits.

Verified 2026-08-05

Three degrees of freedom

A source-led reference entry covering Three degrees of freedom, its scope, implementation context, and verification limits.