氟化钙（CaF2）双凸球面透镜材料:CaF2(氟化钙)设计波长:587.6nm焦距公差:&plu***n;1%外形公差:+0.0/-0.1mm厚度公差:&plu***n;0.1mm面型:λ/4@632.8nm光洁度:80-50偏心:<3'有效孔径:>80%倒边:<0.2×45°镀膜:IRARCoating3-5μm氟化钙（CaF2）双凸球面透镜(尺寸及镀膜可按用户需求定制)单位(mm)编号(NO.)焦距(EFL)直径(Dia)R1=R2中心厚(Tc)边厚(Te)后焦距(BFL)13B5766R15.0012.7012.105.602.0012.9013B5922R20.0012.7016.644.502.0018.3613***64R40.0012.7034.223.202.0038.8713B5774R25.4025.4020.2311.002.0021.2213B5284R50.0025.4042.475.902.0047.9013B5247R75.0025.4064.394.502.0073.4113B5552R100.0025.4086.183.902.0098.6313B5454R200.0025.40173.102.902.00198.99)