Patent ID: 11940263
Assignee: TRINAMIX GMBH
Field: Measurement (Instruments)
Classification: CPC G | IPC G

Claim 9:
10. The detector (112) according to claim 1, wherein the evaluation device (150) is configured for deriving the combined
signal Q by, Q
   ⁡
   (
   
    z
    O
   
   )
  
  =
  
   
    
     
      ∫
      ∫
     
     
      A
      1
     
    
    ⁢
    
     E
     ⁡
     (
     
      x
      ,
      
       y
       ;
       
        z
        O
       
      
     
     )
    
    ⁢
    d
    ⁢
    xdy
   
   
    
     
      ∫
      ∫
     
     
      A
      2
     
    
    ⁢
    
     E
     ⁡
     (
     
      x
      ,
      
       y
       ;
       
        z
        O
       
      
     
     )
    
    ⁢
    d
    ⁢
    x
    ⁢
    d
    ⁢
    y
   
  
 

wherein x and y are transversal coordinates, A1 and A2 are areas of the beam profile at a sensor position of the optical sensors (126, 128), and E(x,y,zo) denotes the beam profile given at the object distance zo.