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Here’s What Gives You Red Eyes in Pictures
The dreaded red-eye effect is the bane of any casual photographer. All you wanted was a sweet memento of your friend’s ...
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I’m a portrait expert, here’s how I avoid the red-eye effect ruining my photos
There are occasions when you really need to use flash when taking portraits, but on-camera (or pop-up) flash has a tendency to cause the red-eye effect. This is caused when the light from the ...
Natural History Museum%2c London1y
How does the human eye work?
6. The 'red eye' effect in photos occurs when light from the flash bounces off the back of the eye, where there are lots of blood vessels in a layer called the choroid. 7. At the point where the optic ...
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Is Red Light Therapy Good for Macular Degeneration?
But more research is needed into the long-term effects and safety of red light therapy for the eyes. Red light therapy is gaining popularity for a variety of uses, including cosmetic skin care and ...