| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| principle use of lenses | 1.69 | 0.6 | 9366 | 78 | 23 |
| principle | 0.45 | 0.3 | 2147 | 14 | 9 |
| use | 0.09 | 0.5 | 2575 | 63 | 3 |
| of | 0.14 | 1 | 6946 | 40 | 2 |
| lenses | 1.51 | 0.8 | 3838 | 38 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| principle use of lenses | 0.42 | 0.1 | 1151 | 99 |
| principal use of lenses | 1.51 | 0.1 | 4769 | 42 |
| a lens works on the principle of | 0.54 | 0.3 | 8650 | 98 |
| working principle of lens | 1.63 | 0.5 | 4606 | 32 |
| give the main use of lens | 1.97 | 0.3 | 1703 | 27 |
| purpose of the lens | 0.38 | 0.1 | 5319 | 5 |
| functions of the lens | 1.01 | 0.6 | 7234 | 77 |
| what is the use of the lens | 0.91 | 0.7 | 5802 | 95 |
| principles of ophthalmic lenses | 1.51 | 1 | 4292 | 1 |
| main function of the lens | 1.12 | 0.8 | 4450 | 51 |
| what is the role of the lens | 1.98 | 0.3 | 4285 | 94 |
| describe the function of the lens | 1.96 | 0.9 | 1462 | 30 |
| purpose of lens in eye | 0.3 | 0.4 | 3605 | 98 |
