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

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Text this: Visible wavelength FBG sensors