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Our materials

      Advantage: Disadvantages:
INDEX 1.50   • Low cost material                     • Not suitable for nylor and rimless
MATERIAL CR-39   • Easy to tint • Low index
ABBE 59   • Easy to edge  
DENSITY 1.32   • Stable coating  
UV BLOCK (390 nm) 95%*   • High abbe number  

 

      Advantages: Disadvantages:
 INDEX  1.60   • High tensile strength • Sometimes difficult to tint dark sun colors
 MATERIAL  MR-8   • Best material for nylor and rimless     • Some special tints can be difficult
 ABBE  42   • Thinner than 1.5 index (≈20%)  
 DENSITY  1.30   • Tinting Possible  
 UV BLOCK (390 nm)  100%   • Stable coating  

 

      Advantages: Disadvantages:
 INDEX  1.67   • High tensile strength • Not possible to tint
 MATERIAL  MR-10   • Suitable for nylor and rimless • Low abbe number
 ABBE  32   • Thinner than 1.6 index (≈10%) • Small thickness reduction compared to added cost
 DENSITY  1.35      
 UV BLOCK (390 nm)  100%      

 

      Advantages: Disadvantages:
 INDEX  1.74   • Thinner than 1.6 index (≈20%)         • Low abbe number                                
 MATERIAL  MR-174   • High tensile strength  
 ABBE  33   • Suitable for nylor and rimless  
 DENSITY  1.47      
 UV BLOCK (390 nm)  100%      


* = Of all UV light. 100 % UV block up to approximately 350 nm

Polycarbonat

      Advantages: Disadvantages:
 MATERIAL  PC   • Tint stability                             • Only plano lenses
 UV BLOCK (390 nm)  100%   • Durable • Only standard coatings and tints
      • Affordable  
         
         

 

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