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Windows

Magnesium Fluoride (MgF2) Window

Magnesium Fluoride (MgF2) has excellent transmission in the UV wavelength. This material can be used for excimer & Nd:YAG laser optics. Tempotec optics can supply single crystal UVU grade MgF2 material.        


  

                                      MgF2 transmission     


MgF2 is relatively soft and somewhat hygroscopic so polishing, coating and handling are more critical than for general BK7 or Fused Silica windows. Tempotec experienced engineer developed the proper MgF2 fabrication technology. Tempotec now can provide high quality MgF2 window as following specifications.      


General Specifications:      

Material: Single crystal UVU grade MgF2    
Dimension: dia.1inch (dia.25.4mm) standard, other size up to 2inch available    
Flatness: up to λ/10     
Parallelism: < 1 arc minute    
Surface quality: up to 20-10    
Bevel: 0.25 x 45deg.    


AR coating is available upon request     



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