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Metalens specification.
| Items | Specifications |
|---|---|
| Metalens diameter (mm) | 1.6 |
| Nano-pillar height (nm) | 490 |
| Nano-pillar diameter (nm) | 100–324 |
| Nano-pillar aspect ratio | 4.9:1 |
| Period (nm) | 400 |
| Substrate thickness (μm) | 755 |
| Substrate material | H-K9L |
| Nano-pillar material | a-Silicon |
