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

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Text this: Hollow core anti-resonant fiber with split cladding