On: As a US Navy fighter pilot, I witnessed unidentifi...

[stevenhuang]

Camera autofocus is commonly brought up but in this case the crewmen were able to attest to the pulsating with their eyeballs, in addition to the other strange behaviour as noted in their testimony.

[LarryMullins → stevenhuang]

I get that same pulsing with my eyeballs when I'm tired and having trouble focusing on things.

[giantrobot → stevenhuang]

Good thing human eyes don't have irises that open and close to let in different amounts of light.