| Property | Value | 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
    
      
      
    
      | External dimensions L x W x H | 22 mm Ø x 22.5 mm | 
      
      
      
      
    
      | Base thickness | 1.25 mm | 
      
      
      
      
    
      | Internal dimensions | 20 x 19 mm Ø | 
      
      
      
      
    
      | Polished surfaces | 2 windows | 
      
      
      
      
    
      | Lightpath | 20 mm | 
      
      
      
      
    
      | Matching tolerance | 0.5% @ 350 nm | 
      
      
      
      
    
      | Transmission % | >82% @ 350 nm | 
      
      
      
      
    
      | Material, transmission range | optical glass, 340-2500 nm | 
      
      
      
      
    
      | Volume | 5.6 mL | 
      
      
      
      
    
      | self-masking | no |