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Glan-Thompson Polarizer Beamsplitter Cube

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Glan-Thompson Polarizer Beamsplitter Cube

Glan-Thompson Polarizer  Beamsplitter Cube is made of two calcite prisms cemented together. As  shown in the figure 1, the two output lights separate at 45 degree  angle. It is suitable for is suitable for low to medium power  application. Calcite polarizers can be used from 350 to 2300 nm.

Angular Field vs Wavelength          Figure 1


           

Specifications

Material

Calcite

Wavelength Range

350-2300 nm

Extinction Ratio

< 5x10-5

Parallelism

<1 arc Min

Surface Quality

20-10

Beam Deviation

< 3 arc minutes

Wavefront Distortion

λ /4@633nm

Damage Threshold

>200 MW/cm2

Coating

Single MgF2

Mount

Black Anodized Aluminum

 

Part No.

 L/CA 

Extinction Ratio

Angular Field(°)

C.A. f a (mm)

O.D. f d (mm)

L ±0.1(mm)

GBP7006

2.4

<5x10-5

>15

6.0

50.8

33

GBP7008

8.0

50.8

33

GBP7010

10.0

50.8

33

GBP7012

12.7

50.8

33

GBP7015

15.0

50.8

38


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