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The red-eye effect in photography is the common appearance of red pupils in color photographs of human eyes. It occurs when using a photographic flash at low lighting or at night. When a flash passes through the eyes and rebounds at the back of the eye, it causes a red reflex in an image, turning the subject's eyes red.
The dark blue, teal, and gold tapetum lucidum from the eye of a cow Retina of a mongrel dog with strong tapetal reflex. The tapetum lucidum (Latin for 'bright tapestry, coverlet'; / t ə ˈ p iː t əm ˈ l uː s ɪ d əm / tə-PEE-təm LOO-sih-dəm; pl.: tapeta lucida) [1] is a layer of tissue in the eye of many vertebrates and some other animals.
The following other wikis use this file: Usage on de.wikipedia.org Auge; Usage on es.wikipedia.org Ojo humano; Usage on hu.wikipedia.org Emberi szem
White cells are larger than red blood cells and can be larger than the diameter of a capillary, so must deform to fit. As a large, deformed white blood cell goes through a capillary, a space opens up in front of it and red blood cells pile up behind. This makes the dots of light appear slightly elongated with dark tails.
Glowing eyes can refer to: . Tapetum lucidum, a layer of tissue in the eye that reflects visible light back through the retina; Glowing Eyes, a 2002 French film "Glowing Eyes", a song by Twenty One Pilots from their album Regional at Best, later rereleased on the bonus tracks version of the album Vessel
Blue–red contrast demonstrating depth perception effects 3 Layers of depths "Rivers, Valleys & Mountains". Chromostereopsis is a visual illusion whereby the impression of depth is conveyed in two-dimensional color images, usually of red–blue or red–green colors, but can also be perceived with red–grey or blue–grey images.
NGC 6751, also known as the Glowing Eye Nebula, [2] is a planetary nebula in the constellation Aquila. It is estimated to be about 6,500 light-years (2.0 kilo parsecs ) away. [ 2 ]
The human eye is a sensory organ in the visual system that reacts to visible light allowing eyesight. Other functions include maintaining the circadian rhythm, and keeping balance. Arizona Eye Model. "A" is accommodation in diopters. The eye can be considered as a living optical device.