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:±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
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) |
| 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 |
|
产品：氟化钙晶体双凸球面透镜 |
|
材料 Material |
CaF2(Calcuium Flouride) |
|
设计波长 Design Wavelength |
587.6nm |
|
焦距公差 Focal Length Tolerance |
±1% |
|
厚度公差 Thickness Tolerance |
±0.1mm |
|
外形公差 Diameter Tolerance |
+0.0/-0.1mm |
|
面型 Surface Accuracy |
λ/4@632.8nm |
|
光洁度 Surface Quality |
40-20 |
|
偏心 Centration |
＜3arc min |
|
有效口径 |
＞80% |
|
倒边 Bevelling |
＜0.2×45° |
|
镀 膜 Coating |
IR AR Coating 3-5μm
|
