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Red-eye effect

en.wikipedia.org/wiki/Red-eye_effect

The red-eye effect in photography is the common appearance of red pupils in color photographs of eyes. It occurs when using a ...

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

www.allaboutvision.com/resources/red-eye-photo.htm

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 caused ...

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

electronics.howstuffworks.com/question51.htm

The first flash causes people's pupils to contract, reducing "red eye" significantly. ... Another way to reduce or eliminate "red eye" in pictures is to move the flash ...

www.ask.com/youtube?q=What Causes Red Eye In Photos&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: ...

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

www.thenakedscientists.com/HTML/questions/question/2501/

Dec 6, 2009 ... Answer to the science question: What causes Red Eye in Photographs? ... I myself NEVER have red eyes on photos, but my wife often does.

What Causes the Red Eye Effect? | Yale Scientific Magazine

www.yalescientific.org/2011/05/what-causes-the-red-eye-effect/

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. Photo ...

What Causes Red Eyes In Photographs - Today I Found Out

www.todayifoundout.com/index.php/2011/09/what-causes-red-eyes-in-photographs/

Sep 15, 2011 ... Other factors contributing to the red-eye effect is the amount of melanin in the layers behind the retina, and the age of the person being ...

Red Eye Photos - Joey Bergsma Retinoblastoma Awareness

www.lovejoey.com/redeye.htm

What is a red eye picture? Notice in this picture that the left eye is reflecting a red dot and the right is reflecting a white dot. The left eye is how both eyes should ...

Camera Red-Eye - Science Updates - Science NetLinks

sciencenetlinks.com/science-news/science-updates/camera-red-eye/

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 ...

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

www.photographymad.com/pages/view/the-red-eye-effect-what-it-is-avoiding-it-and-removing-it

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.

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

www.aao.org

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 ...

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

www.quora.com

For instance, I have never had red eyes in pictures even though people next to me do. I know red eyes in pictures are caused by flash which human eyes reflect  ...

Eye Health: Retinoblastoma and Your Child's Eyes - WebMD

www.webmd.com

Blood vessels in the back of the eye will normally reflect red. The child's pupil does not have the normal red appearance that a flash photo creates. Instead, the  ...