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Shridhar Chillal (born 29 January 1937) is an Indian man from the city of Pune, who held the world record for the longest fingernails ever reached on a single hand, with a combined length of 909.6 centimeters (358.1 inches). Chillal's longest single nail was his thumbnail, which measured 197.8 centimeters (77.87 inches).
Eight Ishihara charts for testing colour blindness, Europe, 1917-1959 Colour blindness is tested using these eight placards. They are known as Ishihara charts. They are named after their inventor, Japanese ophthalmologist Shinobu Ishihara (1897–1963). Each image consists of closely packed coloured dots and a number.
Nyctalopia (/ ˌ n ɪ k t ə ˈ l oʊ p i ə /; from Ancient Greek νύκτ-(núkt-) 'night' ἀλαός (alaós) 'blind, invisible' and ὄψ (óps) 'eye'), [1] also called night-blindness, is a condition making it difficult or impossible to see in relatively low light. It is a symptom of several eye diseases.
While holding a military position related to his field, he was given the task of creating a color blindness test. Ishihara studied existing tests and combined elements of the Stilling test, named after the German ophthalmologist Jakob Stilling , with the concept of pseudo-isochromaticism to produce an improved, more accurate and easier to use test.
Adie's pupil, which fails to constrict in response to light; aniridia, which is absence of the iris; and albinism, where the iris is defectively pigmented, may also cause this. Central cataracts , due to the lens clouding, disperses the light before it can reach the retina and is a common cause of hemeralopia and photoaversion in the elderly.
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Favre et al. describes 2 French teenage siblings of the opposite sex. Out of the 2, the brother (who was 16 years old) was affected the most. He was said to have difficulties walking inside his mother's apartment as soon as night fell from childhood (nightblindness), his visual acuity was 0.3 in his left eye and 0.4 in his right eye.
I once read an interview where Kim Kardashian mentioned that she always makes time for a manicure because even if everything else is in disarray, there’s something about having well-groomed ...