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      MB715 spectacle lenses flammatility tester
      
                    
      
                        
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      Applicable scope
      
                            
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	This tester is an ideal instrument for testing the anti-flammability of spectacle lenses. To use high temperature heating of the 6mm steel rod of the lens over 5 seconds, so as to observe whether the lens is qualified by buming. 

      
                    
      
                    
      
                        
      
	QB 2506, GB/T 14214, ISO 12311 

      
                    
      
                    
      
                        
                    
      
                    
      
                        
                    
      
                
      
            
      
        
      
    
      

      


  
      



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