Timeline for Eyes open under water
Current License: CC BY-SA 2.5
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| May 4, 2016 at 15:11 | comment | added | Zach Saucier | The effective focal length and underwater contact lense article links are now down :( | |
| Jan 3, 2012 at 7:07 | comment | added | Kris Van Bael | According to the BBC documentary "Inside the human body" people can control their pupils to get as small as possible while underwater. Increasing depth of field, hence sharpening the out of focus image. Supposedly kids can learn this easily. | |
| Jan 27, 2011 at 22:09 | comment | added | Omega Centauri | Which is essentially saying the the original questioner is correct. It is the ratio of refractive indices that matter. Goggles provide an air gap that allows an "air" lense to work properly. | |
| Jan 27, 2011 at 20:11 | vote | accept | Stefano Borini | ||
| Jan 27, 2011 at 19:41 | history | answered | Mark Eichenlaub | CC BY-SA 2.5 |