Inspection standard

       
2.1 Dimension              
      Nominal diameter ± 0.5 mm      
      Center thickness on datasheet FSV-CT    
      Base curves on datasheet FSV-BC    
                 
2.2 Power     Concerning datasheet FSV-PO      
                 
2.3 Packaging mistakes AQL 1.0          
                 
2.4 UV-Protection   Absorption £¾97% at 350nm and 2mm center thickness  
                 
2.5 Transmission   See measure datasheet 11108      
                 
2.6 Yellowness Index   YI≤1.0          
                 
2.7 Lens hardness   Pencil hardness ≥3H Barcol hardness 30-34
2.8 Dropball test   According to FDA 21CFR 801.410 standard    
                 
2.9 Material-and surface rejects: Zone A =circle area ¡é30mm from the center    
      Zone B =ring area between Zone A und Zone C  
      Zone C =5mm edge ring area      
      Test arrangement concerning EN ISO 8980-1:1997  
      Annex A. The size of the defect refers to the Carl Zeiss  
  ¡¡ Zone A Zone B ¡¡ Zone C
  scratch 5mm Lengh 10mm lengh ≤0.63,1×
  ¡¡ Scratch should be disappear if the lens turn on 90° ≤0.40,2×
  ≤0.25,3×
  dirt,inclusion ≤0.16,1× ≤0.40,1× ≤0.40,1×
  ≤0.10,2× ≤0.25,2× ≤0.25,2×
  ¡¡ ≤0.16,3× ≤0.16,3×
  lint,dot ≤0.16,1× ≤0.25,1× ≤0.40,1×
  ≤0.10,2× ≤0.16,2× ≤0.25,2×
  ¡¡ ≤0.10,3× ≤0.16,3×
  bubbles No bubbles No bubbles 8mm,3× at the edge
3.Random check              
The random check has to be referring to the ISO 2859 and ISO 3951. The parameters for the sampling
Level 2   AQL 4           (pieces)
lot size 51-90 91-150 151-280 281-500 501-1200 1201-3200 3201-10000
random check 13 21 32 50 80 125 200
maximum rejects 1 2 3 5 7 10 14
                 
4.Packaging              
Lenses are ready clean for controlling and packed in our "BLOOM" envelopes or customer’s OEM envelop.

 


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