| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| array waveguide grating ar | 1.19 | 0.7 | 5701 | 24 | 26 |
| array | 1.77 | 0.9 | 7951 | 4 | 5 |
| waveguide | 1.26 | 0.8 | 4647 | 81 | 9 |
| grating | 0.28 | 1 | 3297 | 9 | 7 |
| ar | 1.23 | 0.3 | 8783 | 92 | 2 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| array waveguide grating ar | 0.79 | 0.8 | 61 | 14 |
