| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| introduction to fourier optics 4th | 0.4 | 0.2 | 4227 | 59 | 34 |
| introduction | 1.47 | 0.6 | 2892 | 73 | 12 |
| to | 1.14 | 0.8 | 528 | 92 | 2 |
| fourier | 0.38 | 0.2 | 8387 | 96 | 7 |
| optics | 0.74 | 0.5 | 2513 | 76 | 6 |
| 4th | 1.59 | 0.7 | 7709 | 15 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| introduction to fourier optics 4th | 1.58 | 0.1 | 8895 | 75 |
