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
Jul 28, 2014 ... Photos Can Help Diagnose Children's Eye Problems and Save Sight ... "
Overwhelmingly, the most common cause of an abnormal red reflex is ...
Sep 15, 2011 ... Today I found out what makes your eyes red in flash photographs. Simply put,
that crazy zombie look people tend to get, as if they are about to ...
A red eye is essentially light reflecting off the blood vessels in your retina - that is
a poorly ... I know red eyes in pictures are caused by flash which human eyes
reflect back. But why does it not happen to everyone? Is there something people
Dec 6, 2009 ... Red eye occurs because when you take a flash photograph - the camera
produces a big burst of light to illuminate the subject and that burst of ...
Red eye is a distracting effect that can ruin an otherwise good photo. Learn what
causes it, how to prevent it, and how to fix it.
Aug 30, 2016 ... Many cameras have a anti-red-eye mode that fires off quick flash bursts before
the actual flash in order to cause the iris muscles to contract ...
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.
We've all see photographs where the people in the picture have spooky red eyes.
... The first flash causes people's pupils to contract, reducing "red eye" ...