材 料:CaF2(氟化钙)
设计波长:587.6nm
焦距公差:±1%
外形公差:+0.0/-0.1mm
厚度公差:±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:IR AR Coating 3-5μm
| 编号(NO.) | 焦距(EFL) | 直径(Dia) | R1=R2 | 中心厚(Tc) | 边厚(Te) | 后焦距(BFL) |
| 13B5766R | 15.00 | 12.70 | 12.10 | 5.60 | 2.00 | 12.90 |
| 13B5922R | 20.00 | 12.70 | 16.64 | 4.50 | 2.00 | 18.36 |
| 13B5864R | 40.00 | 12.70 | 34.22 | 3.20 | 2.00 | 38.87 |
| 13B5774R | 25.40 | 25.40 | 20.23 | 11.00 | 2.00 | 21.22 |
| 13B5284R | 50.00 | 25.40 | 42.47 | 5.90 | 2.00 | 47.90 |
| 13B5247R | 75.00 | 25.40 | 64.39 | 4.50 | 2.00 | 73.41 |
| 13B5552R | 100.00 | 25.40 | 86.18 | 3.90 | 2.00 | 98.63 |
| 13B5454R | 200.00 | 25.40 | 173.10 | 2.90 | 2.00 | 198.99 |