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说明：High Resistivity Float Zone Silicon (HRFZ-Si)能保证 50-54% 传输率到 1000 µm（更高的如3000甚至 8000µm也可应需定制）。
特点：
-全世界有数十个实验室和许多公司已将我们的高阻硅半球透镜成功的应用到他们的THz试验和设备中去。
-性价比最高的THz 透镜。
1 高阻硅半球透镜 (R>10 kOhm×cm)hyper-/hypo-/hemispherical lenses
产品主要参数表：
|
Material |
HRFZ-Si |
|
Shapes
|
Hyper-Hemispherical, Hemispherical,
Hypo-Hemispherical |
|
Spectral range, μm |
>= 7 |
|
Available diameters, mm |
2 – 100 |
|
Diameter tolerance, mm |
+/- 0.1 |
|
Thickness tolerance |
2% of thickness but not more than 0.1 mm |
|
Surface quality, scr/dig |
80/50 |
|
Surface accuracy, mm |
0.01 deviation from ideal sphere and plane |
|
Diameter,
mm |
|
|
|
|
2-7 |
|
|
8-9 |
|
|
10-11 |
|
|
12-15 |
|
|
>15 |
|
2 高阻硅新月形透镜 (R>10 kOhm×cm) meniscus lenses
产品主要参数表：
|
Material |
HRFZ-Si |
|
Effective focal length (EFL) tolerance, % |
+/- 1 |
|
Available diameters, mm |
to 100 |
|
Diameter tolerance, mm |
+/- 0.1 |
|
Thickness tolerance |
+/- 0.1 |
|
Surface quality, scr/dig |
80/50 |
|
Surface figure (power-irregularity) @ 633 nm |
varies depending on radius |
|
Edge thickness variation, mm |
<= 0.05 |
|
Clear aperture, % of diameter |
90 |
|
Diameter, EFL |
|
|
mm |
mm |
|
|
25,4 |
25 |
|
|
50 |
|
|
100 |
|
|
200 |
|
|
38,1 |
50 |
|
|
75 |
|
|
100 |
|
|
150 |
|
|
200 |
|
|
50,8 |
50 |
|
|
75 |
|
|
100 |
|
|
150 |
|
|
200 |
|
3 高阻硅半球窗片(R>10 kOhm×cm) windows
|
Diameter
mm |
|
|
|
|
25,4(1") |
|
|
38,1(1,5") |
|
|
50,8(2") |
|
Russian
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