Presenting left and right images independently to each eye
- Main determinant of quality is the degree of cross-talk
- Requires "perfect" syncronisation of left and right images


Active

- 120Hz (frame sequential stereo), 60Hz per eye
- Ficker becomes objectionable for most people between 100 and 110Hz
- Project onto any surface
- Good quality glasses cost upwards of $500
- Works with monitors for personal viewing
- Image

Passive

- 60-80 Hz per eye
- Optionally circular polarisers
- Most suited to public exhibitions (cheap glasses)
- Image

Future

Autostereoscopic
- Currently low resolution
- Currently monitor based only
- Image

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