The red-eye effect in photography is the common appearance of red pupils in
color .... Using the red-eye reduction capabilities built into many modern cameras
The appearance of red eyes in pictures, known as the "red-eye effect," occurs
when a camera captures light reflecting from the retina at the back of your
Sep 15, 2011 ... Today I found out what makes your eyes red in flash photographs. ... For instance
, camera's with red eye reduction settings use a two flash ...
www.ask.com/youtube?q=Camera Red Eye&v=KBk0LBMjmbI
Dec 30, 2014 ... How can a camera's flash make your eyes glow red? Tune in to learn how it
works -- and how to prevent it. Learn more at HowStuffWorks.com: ...
Taking flash pictures of someone often gives their eyes a scary-looking red glow.
You'll find out why in this Science Update.
The flash on a camera is bright enough, however, to cause a reflection off of the
retina -- what you see is the red color from the blood vessels nourishing the eye.
Dec 6, 2009 ... I have a question about "redeye" when taking a picture using a camera. I've
recently started the task of correctly sorting through all by digital ...
The simple way is: don't use your camera's internal flash! But that's not the advice
you came for, so let's take a look at how to easily eliminate red-eye in your ...
Red eye occurs when you use your camera's flash in a poorly-lit environment,
like in a dark room, nightclub, or outdoors at night. In the dark, people's pupils ...
If the angle of reflection is less than 2.5 degree, red eye will occur. ... When red-
eye reduction is in effect, do not move the camera immediately after the shutter ...