The red-eye effect in photography is the common appearance of red pupils in
color photographs of eyes. It occurs when using a ...
On this page: How can you prevent red eyes in photos? • How can you fix red
eyes in pictures? • Is it normal for children to have red eye? • Are red eyes
We've all see photographs where the people in the picture have spooky red eyes.
... picture. The first flash causes people's pupils to contract, reducing "red eye" ...
www.ask.com/youtube?q=What Causes Red Eye In Pictures&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: ...
Sep 15, 2011 ... Other factors contributing to the red-eye effect is the amount of melanin ... a two
flash system in which the first flash causes the pupil to constrict, ...
May 12, 2011 ... The red-eye effect appears when flash photography is used at night because the
eye is unprepared for the sudden influx of light.
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 ...
Notice in this picture that the left eye is reflecting a red dot and the right is
reflecting ... We have always been led to believe that red eye photos are bad
Nov 5, 2013 ... Discover 56 common eye disorders including cataracts, dry eyes, ... View photos
and learn about symptoms & treatments. ... Eye redness.
Taking flash pictures of someone often gives their eyes a scary-looking red glow.
... The purpose of this flash is to cause the subject's pupil to constrict (just as it ...