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  _____      ___     __   _      ___              
 /  ___||   / _ \\  | || | ||   / _ \\    ____    
| // __    / //\ \\ | '--' ||  | / \ ||  |    \\  
| \\_\ || |  ___  ||| .--. ||  | \_/ ||  | [] ||  
 \____//  |_||  |_|||_|| |_||   \___//   |  __//  
  `---`   `-`   `-` `-`  `-`    `---`    |_|`-`   
                                         `-`

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Text this: Lyman-β narrowband coatings with strong Lyman-α rejection