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格兰-激光偏振器是一种专门应用于高功率激光的格兰-泰勒偏振器. 偏振器由两个相同的双折射晶体棱镜组装成,两棱镜中间是空气隙(无胶). 它有两个抛光的侧面使反射光束可以逃逸(出射), 避免由于过热损坏棱镜. 两个侧面逃逸窗口的设计允许使用这种类型的偏光器可以双向使用,例如腔内增益开关.
格兰-激光偏振器规格:
|
材料 |
a-BBO, Calcite, YVO4 |
|
波长范围 |
a-BBO: 200-3500nm; Calcite: 350-2300nm; YVO4: 500-4000nm |
|
消光比 |
Calcite:<5x10 -5 ; a -BBO:<5x10 -6 ; YVO4:<5x10 -6 |
|
表面质量 |
20/10 scratch/dig |
|
光束偏移 |
< 3 arc minutes |
|
波前畸变 |
λ/4@632.8nm |
|
损伤阈值 |
>500MW/cm2 |
|
镀膜 |
Single Layer MgF2 |
|
外壳 |
Black Anodized Aluminium |
标准产品:
1. a-BBO格兰-激光偏振器
|
Part No. |
Aperture φa (mm) |
O.D. φd (mm) |
L (mm) |
Wavelength Range |
Extinction Ratio |
Angular Field |
|
GLB06A |
6.0 |
15.0 |
29.0 |
200-270nm |
<5x10-6 |
>6.0° |
|
GLB08A |
8.0 |
25.4 |
31.0 |
|||
|
GLB10A |
10.0 |
25.4 |
31.0 |
|||
|
GLB12A |
12.7 |
25.4 |
38.6 |
|||
|
GLB15A |
15.0 |
30.0 |
38.6 |
|||
|
GLB20A |
20.0 |
38.0 |
48.9 |
|||
|
GLB06B |
6.0 |
15.0 |
25.0 |
300-700nm |
<5x10-6 |
>6.0° |
|
GLB08B |
8.0 |
25.4 |
25.0 |
|||
|
GLB10B |
10.0 |
25.4 |
26.0 |
|||
|
GLB12B |
12.7 |
25.4 |
27.0 |
|||
|
GLB15B |
15.0 |
30.0 |
33.4 |
|||
|
GLB20B |
20.0 |
38.0 |
43.6 |
|||
|
GLB06C |
6.0 |
15.0 |
23.0 |
700-3000nm |
<5x10-6 |
>6.0° |
|
GLB08C |
8.0 |
25.4 |
24.7 |
|||
|
GLB10C |
10.0 |
25.4 |
25.9 |
|||
|
GLB12C |
12.7 |
25.4 |
27.0 |
|||
|
GLB15C |
15.0 |
30.0 |
33.4 |
|||
|
GLB20C |
20.0 |
38.0 |
43.6 |
2. Calcite格兰-激光偏振器
|
Part No. |
Aperture φa (mm) |
O.D. φd (mm) |
L (mm) |
Wavelength Range |
Extinction Ratio |
Angular Field |
|
GLC06 |
6.0 |
15.0 |
21.0 |
350-2300nm |
<5x10-5 |
>7.7° |
|
GLC08 |
8.0 |
25.4 |
24.5 |
|||
|
GLC10 |
10.0 |
25.4 |
26.2 |
|||
|
GLC12 |
12.7 |
25.4 |
27.5 |
|||
|
GLC15 |
15.0 |
30.0 |
33.3 |
|||
|
GLC20 |
20.0 |
38.0 |
42.3 |
3. YVO4格兰-激光偏振器
|
Part No. |
Aperture φa (mm) |
O.D. φd (mm) |
L (mm) |
Wavelength Range |
Extinction Ratio |
Angular Field |
|
GLY06 |
6.0 |
15.0 |
21.0 |
500-4000nm |
<5x10-6 |
>6.5° |
|
GLY08 |
8.0 |
25.4 |
20.0 |
|||
|
GLY10 |
10.0 |
25.4 |
23.0 |
|||
|
GLY12 |
12.7 |
25.4 |
25.0 |
|||
|
GLY15 |
15.0 |
30.0 |
26.0 |
|||
|
GLY20 |
20.0 |
38.0 |
29.0 |
* 我们可以根据您的要求提供各种偏振器的特殊设计和支架.
|
双折射晶体材料特性 |
a-BBO Crystal│YVO4 Crystal│Calcite Crystal│Quartz Crystal│MgF2 Crystal