Are there any citizen science projects or research initiatives that involve collecting or analyzing data related to red-eye in photographs?

Aug 22, 2022 ... What causes the familiar 'red eye' on photographs? 'Red eye' results from scattering of light from the back of the eye (the retina). In such ... Apr 1, 2025 ... Red eyes in photos, a frequent nuisance caused by flash photography, can detract from the most memorable moments captured on camera. Jan 2, 2024 ... Red-eye occurs when a camera's flash reflects off the retina in the back of the subject's eye. This reflection may cause the subject's pupils to ... When it happens in a picture, photographers call this effect “red eye.” It's ... But remember, a single photo isn't cause for panic. There are many ... 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 ... 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 ... 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 ... May 15, 2024 ... Close up image of a person's light-colored skin with a red circular-shaped. Large itchy rash caused by an allergic reaction to an insect bite. Jan 24, 2024 ... Red-eye is a common problem in photos taken with an iPhone or any other type of camera. When the camera's flash reflects off the blood vessels ... Nov 23, 2012 ... The red eye is caused by the light from the flash reflecting off the tapetum lucidum behind the retina directly back at the camera. The tapetum ...