Rochon Polarizers

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Rochon Polarizers

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Rochon Polarizers

Rochon polarizer is made of two birefringent prisms in optical contact with one another. The ordinary and extraordinary rays remain collinear throught the first prism. Upon entering the second prism, the ordinary rays do not experience a change in the refractive index and pass through the prism without deviation, while the extraordinary rays refract at the interface.


Feature:

  ● High UV transmission

  ● Wide wavelength range

  ● High Extinction Ratio

  ● Large field angle


Capability:

Material

YVO4, Quartz

Wavelength Range

450-5000nm(YVO4)
200-2300nm(Quartz)

Wavefront Distortion

<λ/4@633nm

Extinction Ratio

YVO4:5x10-5
Quartz: <5x10-4

Surface Quality

60/40 scratch and di

Beam Deviation

<3 arc minutes

Damage Threshold

>500MW/cm2 @1064nm 

Coating

Single Layer MgF2@1064nm

HousingBlack Anodized Aluminium

Note: Custom sizes and wavelength are available upon request.