Material |
BK7, UV FS |
Surface quality |
40-20 scratch & dig (MIL-PRF-13830B) |
Surface flatness |
λ/4 @ 633 nm |
Clear aperture |
90% of the face size |
Beam deviation |
<3 arcmin |
Dimension tolerance |
±0.3 mm |
Laser Damage Threshold | 0.3 J/cm2 10 ns pulses at 1064 nm |
EKSMA Optics Cube Polarizing Beamsplitters
170.14 kB |
Polarizing film is coated on the internal face of a cube beamsplitter. Thin film polarizers utilize the polarization wich occurs on reflection deviated by 90° angle. Cube polarizing beamsplitters can be optimized for a particular wavelength to give superior performance for laser applications.