| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| camera obscura history | 1.81 | 0.5 | 1980 | 9 | 22 |
| camera | 1.96 | 0.5 | 4826 | 100 | 6 |
| obscura | 0.37 | 1 | 3535 | 47 | 7 |
| history | 0.51 | 0.4 | 10000 | 17 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| camera obscura history | 0.81 | 0.8 | 1997 | 61 |
| camera obscura history of photography | 1.99 | 0.4 | 3637 | 57 |
| camera obscura definition art history | 0.71 | 0.7 | 2618 | 23 |
| camera obscura in art history | 0.11 | 0.1 | 5585 | 48 |
| camera obscura definition history | 0.8 | 0.3 | 1716 | 52 |
| camera obscura world history of photography | 0.09 | 0.7 | 9505 | 61 |
| origin of camera obscura | 0.18 | 1 | 392 | 10 |
| the invention of the camera obscura | 0.39 | 0.8 | 8366 | 28 |
| was the camera obscura the first camera | 1.28 | 0.1 | 963 | 22 |
| why was the camera obscura developed | 1.28 | 0.8 | 9201 | 56 |
| why was camera obscura first created | 1.58 | 0.2 | 431 | 54 |
| was camera obscura first credited | 0.33 | 0.8 | 2447 | 36 |
| when was the camera obscura invented | 0.3 | 0.2 | 6280 | 64 |
| where was camera obscura first demonstrated | 0.33 | 0.1 | 4347 | 4 |
| when was camera obscura first mentioned | 0.43 | 0.4 | 505 | 78 |
| how was the camera obscura first used | 1.78 | 0.6 | 2482 | 63 |
| was camera obscura first concept | 1.77 | 0.9 | 8615 | 11 |
| who invented the camera obscura and when | 1.42 | 0.7 | 6412 | 15 |
| camera obscura invented year | 1.26 | 1 | 9965 | 5 |
