Polarizing beamsplitter cubes are easy-to-handle, high contrast and high extinction ratio polarizer that splits a randomly polarized beam into two orthogonal, linearly polarized components. Cement is used to bind the two prism halves that form the cube, so the laser damage threshold is limited.


Parameter

Basic Parameters

Product IDPA04009
Substrate materialUVFS
Wavelength range440 – 1700nm
Surface quality, S-D40-20
Surface flatness, P-V<λ/6 @ 632.8nm
Beam deviation<3 arcmin
Extinction ratio Tp/Ts>200:1
Transmission @ central wavelengthTp>90%,>95%,>97%
Reflectance @ central wavelengthRs >99%,>99.5%,>99.8%
LIDT up to 0.3J/cm2 @1064nm,10ns,100Hz

Feature

  • Easy, deformation-free mounting
  • High extinction ratio in transmission: Ts/Tp > 200:1
  • Negligible absorption of reflected and transmitted beams
  • For collimated beams only
  • Input and output surfaces are AR-coated for specified wavelengths
  • Custom sizes are available on request

wavelength, nmReflection s-pol, %Transmission p-pol, %Dimensions, mm
450-650>99.5>9512.7×12.7×12.7
25.4×25.4×25.4
532>99.8>9512.7×12.7×12.7
25.4×25.4×25.4
633>99.8>9512.7×12.7×12.7
25.4×25.4×25.4
1064>99.8>9512.7×12.7×12.7
25.4×25.4×25.4
1310>99.8>9512.7×12.7×12.7
25.4×25.4×25.4
1550>99.8>9512.7×12.7×12.7
25.4×25.4×25.4