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汤普森格兰棱镜

 

汤普森格兰棱镜是由两片Calcite棱镜或两片a-BBO棱镜胶合而成的偏光器件,与空气隙的格兰棱镜相比有更高的消光比。其中对于冰洲石(Calcite)材料,我司可提供两种类型接收角的汤姆森格兰棱镜,其中一种的接收角可大于26度.性价比将更高。

产品主要特点:

·两片胶合,适用于中小功率系统

·带宽覆盖可见和中红外

·大的接收角

·高偏振度  

Specifications:

Material: a-BBO, Calcite
Wavelength Range: a-BBO: 220-3500 nm, Calcite: 350-2300 nm
Extinction Ratio: Calcite:<5x10-5; a-BBO:<5x10-6
Parallelism: <1 arc Min
Surface Quality: 20/10
Beam Deviation: < 3 arc minutes
Wavefornt Distortion: λ/4@632.8nm
Damage Threshold: >200 MW/cm2
Coating: Single MgF2
Mount: Black Anodized Aluminium

1. a-BBO Glan Thompson Polarizer(Special for DUV, Visible and NIR(200-1100nm)

Part No. L/CA Extinction Ratio Angular Field(°) C.A. fa(mm) O.D. fd(mm) L ±0.1(mm)
GMP5006 1.6 <5x10-6 >15 6.0 15.0 18.0
GMP5008 8.0 25.4 21.0
GMP5010 10.0 25.4 24.5
GMP5015 15.0 30.0 32.5
GMP5020 20.0 38.0 40.7

2. Calcite Glan Thompson Polarizer

Part No. L/CA Extinction Ratio Angular Field(°) C.A. fa(mm) O.D. fd(mm) L ±0.1(mm)
GMP6106 2.5 <5x10-5 14-16 6.0 15.0 23.0
GMP6108 8.0 25.4 28.0
GMP6110 10.0 25.4 33.0
GMP6115 15.0 30.0 45.5
GMP6206 3.0 <5x10-5 25-28 6.0 15.0 26.0
GMP6208 8.0 25.4 32.0
GMP6210 10.0 25.4 38.0
GMP6215 15.0 30.0 53.0

 

Note: Kinds of sizes are available upon request


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