国产AV?无码?高潮,黄色无码在线观看,国产一级 片内射在线视频播放,午夜福利视频亚洲无码

      

      2. 

    2. <source id="sfvck"></source>
      1. 




 
 
 
        

  
  
  
        

   

   
        
   

        
     
          
      
        • 首頁
          • 
      
        •  
          • 
      
        • 產(chǎn)品
          • 
      
        •  
          • 
      
        • 氟化鎂元件
          • 
     
        
     
         
        
    
        
    
   
        
     
    
    
     
        氟化鎂元件
        

  
	
  
    
        

        


          

        • 


          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,..

          

          • 

        


          

        • 


          氟化鎂窗片
          

          
MgF2 Windows are made from Magnesium Fluoride material, which has transparent range from 120-7000 nm. The refractive index is 1.376 at 7000nm.
Specifications:
Material: -----------------------------..

          

          • 

        




        
    


    
    


        
   

			
        < Previous1Next >