Table 1.
Comparison of our prototype with the related work presented by Kim et al.3.
| Display type | Kim et al.’s Prototype (IC3) | Our prototype | ||
|---|---|---|---|---|
| Fovea | Periphery | Fovea | Periphery | |
| Birdbath | Retinal projection | Holographic display | On-axis | |
| Transparency | Half mirror | HOE | HOE | Polarization selectivity |
| Focus cue | Varifocal | No | Holographic | No |
| 1D linear stage | ||||
| Gaze steering | Required | Required | Required | Not required |
| 2D linear stages | 2D linear stages | MEMS | ||
| 205°/s | 1053°/s | 2400°/s | ||
| ± 20° (horizontal) | 12 mm (horizontal) | ± 15° (horizontal) | ||
| Resolution | 60 cpd | 4 cpd | 30 cpd | 5 cpd |
| Horizontal FOV | 16° | 81° (at center) | 15° | 70° |