| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| normal focusing of light on the retina | 1.05 | 0.1 | 2633 | 60 |
| light focusing on retina | 0.94 | 0.5 | 5641 | 68 |
| focuses light on the retina | 0.56 | 0.4 | 4021 | 61 |
| how is light focused on the retina | 0.3 | 0.7 | 9343 | 50 |
| light focuses in front of the retina | 0.59 | 0.1 | 4030 | 94 |
| focusing images on the retina | 0.9 | 0.1 | 2718 | 67 |
| helps to focus light on the retina | 1.5 | 0.9 | 1705 | 23 |
| responsible for focusing light on the retina | 0.86 | 0.7 | 7764 | 77 |
| transmits light focus on the retina | 1.06 | 0.8 | 6257 | 96 |
| point of central focus in the retina | 0.3 | 0.5 | 4455 | 71 |
| what structure focuses light on the retina | 1.96 | 0.4 | 8129 | 85 |
| changes shape to focus light on retina | 0.4 | 0.9 | 9347 | 64 |
| the amount of light entering the eye | 0.39 | 1 | 2525 | 81 |
| where is light focused in the eye | 1.35 | 0.2 | 7119 | 23 |
| how the retina detects light | 0.18 | 0.9 | 3590 | 17 |
| picture of normal retina | 0.94 | 0.8 | 9366 | 57 |
| path of light from cornea to retina | 0.15 | 0.5 | 3349 | 73 |
| corneal light reflex normal findings | 1.54 | 0.2 | 3820 | 67 |
| normal retina scan pictures | 0.59 | 0.6 | 290 | 84 |
| focus image onto retinal layer | 1.8 | 0.9 | 4422 | 30 |
