Corneal illumination, pupil size, and corresponding retinal irradiance
| Corneal irradianceat 500 nm (ph/s/μm2) | Photopic corneal illumination (p lux) | Scotopic corneal illumination (s lux) | Pupil area (mm2) | Retinal irradianceat 500 nm (ph/s/μm2) | Rate of isomerizations per rod (R*/rod/s) | |||
|---|---|---|---|---|---|---|---|---|
| WT | G2 | WT | G2 | WT | G2 | |||
| 460,000 | 47.4 | 309 | 0.33 | 0.43 | 8200 | 11000 | 7200 | 9600 |
| 48,000 | 4.9 | 32.2 | 1.12 | 1.64 | 3000 | 4400 | 2600 | 3800 |
| 5000 | 0.51 | 3.36 | 1.58 | 1.48 | 440 | 410 | 380 | 360 |
| 54 | 0.0055 | 0.0363 | 3.09 | 3.85 | 9.2 | 1.1 | 8 | 10 |
| Dark | Dark | Dark | 3.72 | 3.83 | NA | NA | NA | NA |