- 入驻时间： 2008-03-22
- 联系人：张先生
- 电话：18614023395
-
联系时，请说明易展网看到的
- Email：chinaoptics@126.com
产品特点：
- 性能达到衍射极限
- 低密度及色散
- 重量敏感IR应用的最 佳选择
|
商品编码 |
#89-357 |
#89-358 |
#89-359 |
#89-362 |
#89-617 |
#89-618 |
|
单价（元） |
5400 |
4800 |
5400 |
6300 |
5600 |
5600 |
|
直径 (mm) |
25.0 |
25.0 |
25.0 |
25.0 |
25.0 |
25.0 |
|
直径容差 (mm) |
+0.00/-0.10 |
+0.00/-0.10 |
+0.00/-0.10 |
+0.00/-0.10 |
+0.00/-0.10 |
+0.00/-0.10 |
|
有效焦距 EFL (mm) |
12.5 |
25.0 |
50.0 |
12.5 |
25.0 |
50.0 |
|
后焦距 BFL (mm) |
10.70 |
22.50 |
47.78 |
10.70 |
22.50 |
47.78 |
|
中心厚度 CT (mm) |
4.75 |
3.80 |
3.00 |
4.75 |
3.80 |
3.00 |
|
中心厚度容差 (mm) |
±0.10 |
±0.10 |
±0.10 |
±0.10 |
±0.10 |
±0.10 |
|
设计波长 DWL (µm) |
4.0 |
4.0 |
4.0 |
4.0 |
4.0 |
4.0 |
|
设计波长 DWL (nm) |
4000 |
4000 |
4000 |
4000 |
4000 |
4000 |
|
数字孔径 NA |
1.00 |
0.50 |
0.25 |
1.00 |
0.50 |
0.25 |
|
有效孔径 (%) |
90 |
90 |
90 |
90 |
90 |
90 |
|
Centering, ETD (μm) |
<21.8 |
<21.8 |
<21.8 |
<21.8 |
<21.8 |
<21.8 |
|
表面精度，P-V (μm) |
<0.3 |
<0.3 |
<0.3 |
<0.3 |
<0.3 |
<0.3 |
|
表面质量 |
60-40 |
60-40 |
60-40 |
60-40 |
60-40 |
60-40 |
|
Shape |
Meniscus |
Meniscus |
Meniscus |
Meniscus |
Meniscus |
Meniscus |
|
涂层 |
Uncoated |
Uncoated |
Uncoated |
3 - 5μm |
3 - 5μm |
3 - 5μm |
|
涂层规格 |
|
|
|
Ravg <3% @ 3 - 5μm |
Ravg <3% @ 3 - 5μm |
Ravg <3% @ 3 - 5μm |
|
基底 |
Silicon (Si) |
Silicon (Si) |
Silicon (Si) |
Silicon (Si) |
Silicon (Si) |
Silicon (Si) |
|
边缘 |
Diamond Turned |
Diamond Turned |
Diamond Turned |
Diamond Turned |
Diamond Turned |
Diamond Turned |
|
类型 |
Aspheric Lens |
Aspheric Lens |
Aspheric Lens |
Aspheric Lens |
Aspheric Lens |
Aspheric Lens |
|
有效焦距/有效孔径直径比 |
0.5 |
1 |
2 |
0.5 |
1 |
2 |
