日韩成人在线观看,欧美性爱网址,制服丝袜在线,制服丝袜在线

  • 

    <delect id="fenth"></delect>
    <video id="fenth"></video>
  • 

    <i id="fenth"></i>
    




 
 
 
    

  
  
  
    

   

   
    
   
    
    
     
      
      
    • 首頁
      • 
      
    •  
      • 
      
    • 產(chǎn)品
      • 
      
    •  
      • 
      
    • 氟化鎂材料
      • 
     
    
     
     
    
    
    
    
    
    
     
    
    
     
    氟化鎂材料
    
     
     
    
     
    
	
      
    MgF2 is a tetragonal positive birefringent crystal. MgF2 has good chemical, mechanical and thermal characteristics compared with CaF2. Due to its high vacuum UV transmission and high damage threshold, MgF2 is usually used in VUV and excimer laser windows, polarizers, lenses and etc.
          
    • Lattice Constant: a=4.621A; c=3.053A
      •     
    • Mohs Hardness: 6
      •     
    • Density: 3.17g/cm3
      •     
    • Transparence Range: 120nm ~ 7000nm
      •     
    • Thermal Conductivity: 0.0075W/m/K
      •     
    • Thermal Expansion Coefficient: ||a=13.7x10-6/K, ||c=8.48x10-6/K
      •     
    • Index of Refraction: @405nm no=1.3836, ne=1.3957
     
                
                        
        
     
     
    


    
    
    
    


    
    
    
    
    
    
     
    
      
     
    
      
      
    MgF2 Material

    

     
    
     
    
	   PDF to download