| A | B |
|---|
| Desktop | uses 3-D graphics |
| Immersive | senses are isolated |
| Telepresence | person interacts with another |
| HMD | device that blocks out surrounding environment |
| Wand | simplest interface device |
| Data gloves | responds to hand gestures |
| BOOM | similar to HMD |
| Cave | most immersive virtual environment |
| Shared Virtual Environment | all users use the same virtual world |
