Patent ID: 11932566
Assignee: DOCTER OPTICS SE
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 15:
16. The method according to claim 14, wherein amount of the crosslinking of oxygen ions to silicon ions on the at least one first optically effective surface after spraying is represented by:, Q
    ⁡
    (
    4
    )
   
   
    
     Q
     ⁡
     (
     4
     )
    
    +
    
     Q
     ⁡
     (
     3
     )
    
   
  
  ≥
  
   0
   .
   9
  
 

wherein Q(3) denotes 3 oxygen ions crosslinking at tetrahedron corners of a silicon ion and Q(4) denotes 4 oxygen ions crosslinking at tetrahedron corners of a silicon ion.