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  2. Contact lens - Wikipedia

    en.wikipedia.org/wiki/Contact_lens

    In 1888, Adolf Gaston Eugen Fick was the first to successfully fit contact lenses, which were made from blown glass Although Louis J. Girard invented a scleral contact lens in 1887, [ 16 ] it was German ophthalmologist Adolf Gaston Eugen Fick who in 1888 fabricated the first successful afocal scleral contact lens. [ 17 ]

  3. Timeline of United States inventions - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_United_States...

    The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War

  4. Timeline of United States inventions (after 1991) - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_United_States...

    The bionic contact lens is a form of nanotechnology and microfabrication constructed of light emitting diodes, an antenna, and electronic circuit wiring. [32] The bionic contact lens is the 2008 creation of Iranian-American Babak Parviz, an electrical engineer at the University of Washington (UW) in Seattle. [33] [34] 2009 3-D camera

  5. Timeline of photography technology - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_photography...

    The Photo History Timeline Collection; In the eye of the camera — Illustrated historical essay about early photography; Lippmann's and Gabor's Revolutionary Approach to Imaging; The Digital Camera Museum with accurate history section and many rare items Archived 2017-02-16 at the Wayback Machine; The Fascinating Timeline of Photography Technology

  6. Timeline of United States inventions (before 1890) - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_United_States...

    A relay is an electrical switch that opens and closes under the control of another electrical circuit. In the original form, the switch is operated by an electromagnet to open or close one or many sets of contacts. The relay was invented by the renowned American scientist, Joseph Henry in 1835. [73] 1836 Morse code

  7. History of optics - Wikipedia

    en.wikipedia.org/wiki/History_of_optics

    Between the 11th and 13th centuries, so-called "reading stones" were invented. Often used by monks to assist in illuminating manuscripts, these were primitive plano-convex lenses, initially made by cutting a glass sphere in half. As the stones were experimented with, it was slowly understood that shallower lenses magnified more effectively ...

  8. Acuvue - Wikipedia

    en.wikipedia.org/wiki/Acuvue

    In 1981, Johnson & Johnson acquired Frontier Contact Lenses and renamed the company Vistakon. [2] The production process at the time of sale was very manual—every employee on the production line handled the lenses, whether they were lathing, polishing, or inspecting. Vistakon decided to invest in a new production process in order to scale.

  9. Timeline of United States inventions (1890–1945) - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_United_States...

    A tea bag is a small, porous paper, silk or nylon sealed bag containing tea leaves for brewing tea. Tea bags were invented by Thomas Sullivan around 1903. The first tea bags were made from silk. Sullivan was a tea and coffee merchant in New York who began packaging tea samples in tiny silk bags, but many customers brewed the tea in them. [92]