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Otto Wichterle ( Czech pronunciation: [ˈoto ˈvɪxtr̩lɛ]; 27 October 1913 – 18 August 1998) was a Czech chemist, best known for his invention of modern soft contact lenses. [ 1] Wichterle is the author or co-author of approximately 180 patents and over 200 publications. The studies and independent books covered various aspects of organic ...
A pair of contact lenses, positioned with the concave side facing upward. Putting contacts in and taking them out. One-day disposable contact lenses with blue handling tint in blister-pack packaging. Contact lenses, or simply contacts, are thin lenses placed directly on the surface of the eyes. Contact lenses are ocular prosthetic devices used ...
Polarography was invented by Jaroslav Heyrovský in 1922. [6] Cabin motorcycle (Dálník) was invented by Jan Anderle during 1930s. [7] [8] Versatile pencil was invented by Czech company Koh-i-Noor Hardtmuth in 1937. [9] [10] Silon textile material (synthetic fiber) was invented by Otto Wichterle during the 1940s.
Main building of the National Museum in 2022. / 50.078831; 14.430797. The National Museum ( NM) [ 1] ( Czech: Národní muzeum) is a public museum dedicated to natural scientific and historical collections of the Czech Republic, its history, culture and people, among others. The museum was founded in 1818 by Kašpar Maria Šternberg. [ 2]
August Müller (inventor) August Müller (1864 – 1949), born in Mönchengladbach, was a medical student at the University of Kiel, Germany, and a pioneer in the manufacture of contact lenses. In 1889, he presented at the university his doctoral thesis titled Eyeglasses and corneal lenses [1] [2] in which he described his efforts to grind ...
Drahoslav Lím (September 30, 1925, in Czechoslovakia – August 22, 2003, in San Diego, California) was a Czech chemist. He invented polyhydroxyethylmethacrylate, the synthetic material used for soft contact lenses .
The National Czech & Slovak Museum & Library (NCSML) is a museum and library of Czech and Slovak history and culture located in Cedar Rapids, Iowa, in the United States. Established in 1974, the museum and library moved to its present site in 1983. The museum and library was severely affected by the Iowa flood of 2008. In 2012, rebuilding and ...
August 1, 2024 at 1:09 AM. Archaeologists in the Czech Republic have found a hoard of buried weapons and jewellery dating to around 1600 BC, a rare discovery that could shed more light on life in ...