How does a weaker flash compare to a stronger flash in causing red-eye

What causes 'red eye' in photos? The red eye effect occurs when pictures are taken using a flash, and occurs especially when the flash is located near the ... Apr 24, 2025 ... Essentially, when the flash from a camera hits your eyes, especially the retina where there's a dense network of blood vessels, that light ... Nov 4, 2014 ... As your camera's flash goes off, the pupil doesn't have time to react, and the light causes a reflection on the retina which bounces back to the ... What causes the red-eye effect and how does the tool fix it? ... Red-eye is caused by the reflection of a camera flash off the retina. Our tool automatically ... Apr 27, 2019 ... There is not an option in Google Photos to fix red eye. ... Don't take away the most useful feature of all just 'cause it's less common! Jul 16, 2013 ... The red eye effect that often appears in photographs is actually caused by the eye itself. When our eyes are lined up straight-on with the camera and flash, Oct 2, 2019 ... (G) Child without an eye disorder exhibiting normal red reflex (right eye) and physiologic leukocoria (left eye) caused by reflection of ... You may not even realize you have a subconjunctival hemorrhage until you look in the mirror and notice that the white part of your eye is bright red. Image ... Since these layers have a lot of vessels supplying blood, the reflected light has a reddish – orange hue called the red reflex. This red reflex is a good ... Eyes that illuminate red in a photo won't require a doctor's visit – it doesn't mean there's something wrong with your eyes and, in fact, usually means your ...