This type of polarizer is made of two cemented right angle prisms. The s-polarized extraordinary beam is transmitted while the ordinary beam is reflected. The prisms provide larger field of view than the Glan-Taylor type.
Material | a-BBO or Calcite |
Wavelength Range | a-BBO: 200-3500 nm, Calcite: 350-2300 nm |
Extinction Ratio | Calcite:<5x10-5; a-BBO:<5x10-6 |
Diameter Tolerance | ±0.10 mm |
Parallelism | <1 arc Min |
Surface Quality | 20/10 |
Beam Deviation | < 3 arc minutes |
Wavefront Distortion | λ/4@632.8nm |
Damage Threshold | >200 MW/cm2 |
Coating | MgF2 |
Mount | Black anodized aluminum |