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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 subject's ...

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: ...


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 ...


Jul 28, 2014 ... A red reflex is produced when the flash of a camera lights up the blood-rich retina . If the eyes are looking directly at the camera lens and the ...


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 ...


May 12, 2011 ... The red-eye effect appears when flash photography is used at night ... of the eye's biology interacting with the camera's lighting mechanism.


Taking flash pictures of someone often gives their eyes a scary-looking red glow. You'll find out why in this Science Update.


RED is the leading manufacturer of professional digital cinema cameras. Explore RED's modular camera system and groundbreaking image quality.


It has to do with the flash reflecting off of the retina of the eye. When someone looks directly into a flash camera lens, it can reflect off the retina and appear red in ...