| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| fwhm airy disk | 0.79 | 0.4 | 3373 | 20 | 14 |
| fwhm | 0.92 | 0.5 | 9471 | 83 | 4 |
| airy | 0.49 | 0.9 | 1362 | 30 | 4 |
| disk | 1.73 | 0.4 | 6277 | 7 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| fwhm airy disk | 1.14 | 0.8 | 8077 | 17 |
| airy disk diameter psf fwhm | 0.14 | 0.7 | 275 | 6 |
