Rocky Mountain Instrument Co.
1.303.664.5000
 

Optical Coatings:

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Polarizers » Cube Beamsplitter (UV)

 

248 nm ≤ λ < 400 nm

Polarizing Cube Beamsplitter coatings are deposited between two optically contacted, right angle prisms. They are designed to separate an incident, unpolarized, monochromatic beam into its S and P polarization components with an extinction ratio (Tp/Ts) in excess of 200:1.

The incident energy is split into two orthogonal beams that emerge at 90º with respect to each other.

These coatings are also useful for combining two orthogonally polarized beams.

uv-pcb

 
RMI Standard Specifications
Angle of Incidence:
Angle of Reflectance: 90º
Reflectance: Rs > 99.5%
Transmittance: Tp > 95%
Extinction Ratio: Tp/Ts > 200:1
Damage Threshold:
At 355 nm:
 
3 J/cm2, 10 ns pulse