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Glan-Thompson Polarizers

Glan-Thompson Polarizers
Glan-Thompson Polarizers Glan-Thompson Polarizers

Materials: alpha-BBO or Calcite single crystal. 
Optically cemented structure.
Large
length/aperture ratio for wide acceptance angle.
High extinction ratio (> 100,000:1) over a large wavelength range. 
Minimal beam displacement and angular deviation for
  the transmitted beam.
Suitable for low power applications.

Housing OD: 1" (25.4 mm) or 30 mm. OD 2" available upon request.  

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Material:
Aperture:
Part No. Description Material Aperture Price Availability Add to Cart


Glan-Thompson Polarizer Specifications:


Wavelength Range:     210-900 nm (α-BBO)
                          
    400-2300 nm (Calcite)
Surface Quality:         20-10 scratch and dig
Wavefront Distortion:  <
λ/4 @632.8 nm
Dimensions Tolerance: +/- 0.1 mm
Beam Deviation:         < 3 arc minutes
Coatings:                  Single layer MgF2 on input/output surfaces
                               (Multilayer AR coating available upon request)
Housing:                   Black anodized aluminum

 


Standard Product Parameters:

Part No. Material

Length/ Aperture

Extinction
Ratio

Angular
Field (o)

Clear Aperture φ(mm)

Outside
 D (mm)
GSB0108 α-BBO 1.8 200,000:1 

>15

8 25.4
GSB0110 10 25.4
GSB0115 15 30.0
GSC0108 Calcite 3.0 100,000:1 >25 8 25.4
GSC0110 10 25.4
GSC0112 12.7 25.4


Coatings:  
                  
a-BBO: Single layer MgF2 on input/output surfaces
Calcite: Single layer MgF2 on input/output surfaces

Multilayer AR coatings at the specified wavelengths or wavelength ranges are available upon request.

 

Typical transmission curve for GSC (calcite):

 

 

 

 

 

 

 

 

 

 

 

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