Eagle eyes

[Cack82]

Here is an interesting article on visual acuity for those who wish to fly better

http://www.visualexpert.com/Resources/nightvision.html

[dkalwishky]

Your link does not work.

[xviper]

Your link does not work.

You can go here and see what it's about (sort of). http://visualexpert.com/
The "resources" section is glitchy and doesn't work at all and I can't find anything to do with "nightvision.html".

[Cack82]