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Red-eye effect


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 .

What Causes Red Eyes in Photos and How to Fix the Red Eye Effect


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 ...

What Causes the Red Eye Effect? | Yale Scientific Magazine


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.

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: ...

Why do people have red eyes in flash photographs? | HowStuffWorks


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.

What Causes Red Eye In Photographs? - Science Questions, from ...


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 ...

Camera Red-Eye - Science Updates - Science NetLinks


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

The Red Eye Effect: What It Is, Avoiding It, and Removing It ...


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 ...

Red-Eye Reduction


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 ...

How to Eliminate Red-eye in Your Photos - Zoner Photo Studio


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 ...

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Photos Can Help Diagnose Children's Eye Problems and Save Sight


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 ...

What Causes Red Eyes In Photographs - Today I Found Out


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 ...

Why do some people have red eyes in pictures and some do not ...


A red eye is essentially light reflecting off the blood vessels in your retina - that is a ... In fact, staring directly at the camera's flash while anticipating the flash can ...