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  _____     _____    _    _     ______    _____   
 / ____||  |  ___|| | \  / ||  /_   _//  |__  //  
/ //---`'  | ||__   |  \/  ||   -| ||-     / //   
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 \_____||  |_____|| |_|\/|_||  /_____//  /_____|| 
  `----`   `-----`  `-`  `-`   `-----`   `-----`

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Text this: Tunable liquid lens with extended depth of focus