中文字幕免费在线看线人动作大片,韩国免费一级a一片在线播放,亚洲成人动漫在线观看,99精品在线观看

<p id="atf20"></p>
<p id="atf20"></p>
<p id="atf20"><listing id="atf20"><acronym id="atf20"></acronym></listing></p>

<p id="atf20"></p>

  • 首頁
  •  
  • 產品
  •  
  • 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