Table 7 Complementary technologies combined with VR

Input devices

Eye-tracking

Built-in eye tracking

[4, 49]

Motion tracking

Xsens inertial motion capture system

[25,26,27]

Polhemus IsoTrak II3 tracker

[52]

Empatica E4

[4, 53]

Positional tracking in HMD

[24, 27]

InertiaCube3 and Precision Position Tracker, PPT-H4

[51]

Odyssey’s inside-out tracking system and IS-900 inertial/ultrasonic tracking system

[46]

OptiTrack motion capture system

[47]

Garmin Forerunner 310 XT

[50]

Hand tracking

Data Glove

[48, 51]

Output devices

Haptic feedback device

Haptics tactile vest

[27]

Sound mimicking headsets

Shark Zone H10 Gaming Headset (Sharkoon Technologies GmbH, Linden, Germany)

[25]

Sennheiser HD 201 headset

[50]

Dynaudio BM5A speakers

[52]