格蘭泰勒棱鏡

 

是由兩片相同雙折射晶體材料棱鏡制成的偏光器件,中間采用空氣隙結構。此棱鏡的長度與通光孔徑的比值小于1.0, 使之成為相對較薄的偏光器件。此棱鏡無逃逸窗口,因此適用于中低功率系統。由不同材料制成的格蘭泰勒棱鏡,其接收角各不相同,以下列表有相對應參數可對比。

產品特點:

·空氣隙

·帶寬覆蓋紫外,可見和中紅外

·接近布儒斯特切割角

·無逃逸窗口,反射光線被吸收,適用于中低功率系統

·高偏振度

·長度短,緊湊

Specifications:

Material: a-BBO, Calcite or YVO4
Wavelength Range: a-BBO: 200-3500 nm, Calcite: 350-2300 nm YVO4:500-5000 nm
Extinction Ratio: Calcite:<5x10-5; a-BBO:<5x10-6 ,YVO4:<5x10-6
Parallelism: <1 arc Min
Surface Quality: 20/10
Beam Deviation: < 3 arc minutes
Wavefornt Distortion: l /[email protected]
Damage Threshold: >200 MW/cm2
Coating: Single MgF2
Mount: Black Anodized Aluminium

 

1. Calcite Glan Taylor Polarizer

Part No. Wavelength Rang(nm) Extinction Ratio Angular Field(°) C.A. fa(mm) O.D. fd(mm) L ±0.1(mm)
GTP6006 350-2300 <5x10-5 >7.7 6.0 15.0 15.0
GTP6008 8.0 25.4 17.0
GTP6010 10.0 25.4 19.0
GTP6015 15.0 30.0 23.0
GTP6020 20.0 38.0 29.0

2. a-BBO Glan Taylor Polarizer

Part No. Wavelength Rang(nm) Extinction Ratio Angular Field(°) C.A. fa(mm) O.D. fd(mm) L±0.1(mm)
GTP5206 200-270 <5x10-6 >6.0 6.0 15.0 15.0
GTP5208 8.0 25.4 17.0
GTP5210 10.0 25.4 19.0
GTP5215 15.0 30.0 23.0
GTP5220 20.0 38.0 29.0
GTP5306 300-700 <5x10-6 >6.0 6.0 15.0 15.0
GTP5308 8.0 25.4 17.0
GTP5310 10.0 25.4 19.0
GTP5315 15.0 30.0 23.0
GTP5320 20.0 38.0 29.0
GTP5706 700-3000 <5x10-6 >6.0 6.0 15.0 15.0
GTP5708 8.0 25.4 17.0
GTP5710 10.0 25.4 19.0
GTP5715 15.0 30.0 23.0
GTP5720 20.0 38.0 29.0

3. YVO4 Glan Taylor Polarizer

Part No. Wavelength Rang(nm) Extinction Ratio Angular Field(°) C.A. fa(mm) O.D. fd(mm) L ±0.1(mm)
GTP9006 500-4000 <5x10-6 >6.5 6.0 15.0 12.0
GTP9008 8.0 25.4 15.0
GTP9010 10.0 25.4 17.0
GTP9015 15.0 30.0 20.0
GTP9020 20.0 38.0 25.0

 

Note: Kinds of sizes are available upon request.


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