Beamsplitter Plates

Physix manufactures high-precision beamsplitter plates designed for accurate light division in advanced optical systems.

Beamsplitter plates use a partially reflective coating applied to a flat optical substrate to divide an incident beam into reflected and transmitted components. These components are widely used in laser systems, interferometry and imaging applications where controlled beam splitting is essential.

Technical specifications

Parameter Specification Notes
Size 5 mm – 400 mm Custom sizes available
Thickness 1 mm – 25 mm Custom thickness possible
Surface Flatness λ/10 – λ/2 @ 632.8 nm
Surface Quality 10-5 to 60-40 Scratch-Dig standard
Split Ratio 10/90 – 50/50 – Custom Coating dependent
Angle of Incidence Typically 45° Custom angles available
Transmission Coating dependent Based on split ratio
Coatings Dielectric / Laser optimized Narrowband or broadband
Wavelength Range UV – VIS – IR Coating dependent
Material Schott*, Ohara, Corning, Hoya, CDGM Based on application

Quality & Standards

All beamsplitter plates are manufactured and inspected according to international optical standards and can be supplied with:

  • Transmission / reflection measurements
  • Coating performance data
  • Interferometric surface inspection
  • Full compliance documentation
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Ma t/m vr: 8:00 - 18:00

+31 (0)26 323 44 73

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