| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| vpi optical systems | 0.67 | 1 | 9174 | 55 | 19 |
| vpi | 0.61 | 0.1 | 9581 | 72 | 3 |
| optical | 0.84 | 0.7 | 1367 | 18 | 7 |
| systems | 1.43 | 0.5 | 8049 | 47 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| vpi optical systems | 0.17 | 0.8 | 1115 | 7 |
| vpi transmission maker optical system | 1.88 | 0.2 | 4862 | 42 |
