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Excelitas Beamsplitter Assemblies
Excelitas Beamsplitter Assemblies

Excelitas Beamsplitter Assemblies

Brand:Excelitas Model:Excelitas Beamsplitter Assemblies

Excelitas high precision beamsplitter assemblies provide low transmitted wavefront distortion, minimal beam deviation, and precise control of output beam phase relationships. These beamsplitter assemblies allow multiple beams to be combined, split, or redirected based on wavelength and/or polarization. Using our adhesive free Activated Covalent Bonding (ACB) process, our beamsplitter assemblies provide very high laser damage resistance with exceptional thermal and environmental stability making them ideal for applications in aerospace, defense, semiconductor manufacturing, analytical instruments and industrial laser systems.

Excelitas high precision beamsplitter assemblies provide low transmitted wavefront distortion, minimal beam deviation, and precise control of output beam phase relationships. These beamsplitter assemblies allow multiple beams to be combined, split, or redirected based on wavelength and/or polarization. Using our adhesive free Activated Covalent Bonding (ACB) process, our beamsplitter assemblies provide very high laser damage resistance with exceptional thermal and environmental stability making them ideal for applications in aerospace, defense, semiconductor manufacturing, analytical instruments and industrial laser systems.


Our prism assemblies provide low transmitted wavefront distortion values as low as λ/10 at 633 nm, beam deviation tolerances in the arc second range, and the ability for precise control of output beam phase relationships. These beamsplitter assemblies can be customized with a variety of substrate materials for applications in the ultraviolet, visible or infrared.


Typical Specifications
MaterialsFused silica, optical glasses, CaF2 , ZnS ZnSe, Silicon
Wavelength Range266 nm to 12 µm
Transmitted Wavefront Distortion (@ 632 nm)λ/10
Beam Deviation Accuracy<5 arc seconds
Coating Optionsantireflection, beamsplitter, taps, polarization control, bandpass, long wave pass, short wave pass
Temperature Range−196 °C to 400 °C
Humidity Range0 to 100%
Aperature Size Range3 mm to 25.4 mm
Surface Quality20-10
Clear Aperture90%


Frequently Asked Questions

  • What is the typical lead time for gas turbine overhaul services?
    The lead time for gas turbine overhaul services ranges from 6 to 14 weeks, depending on the damage assessment, parts availability, and whether hot-section repairs are required. Expedited options may reduce this by 30%.
  • Do you provide customizations for legacy turbine control systems?

    Yes, we retrofit legacy systems (e.g., GE Frame 5, Siemens V94.2) with modern digital controllers, typically completing hardware integration within 4-8 weeks. Software migration requires additional validation time.

  • How often should industrial gas turbines undergo performance testing?

    We recommend annual performance testing under ISO 3977-2 standards. Critical applications (e.g., offshore platforms) may require semi-annual tests with emissions compliance checks.

  • Are your radiation-hardened (rad-hard) semiconductors compliant with MIL-PRF-38535?

    All rad-hard devices (e.g., FPGA, ADC) are QML Class V certified under MIL-PRF-38535 and tested to MIL-STD-883 Method 1019 for SEU tolerance. Full qualification reports are available upon request.

  • What temperature ranges do your military-grade ICs support?

    Our ASICs and power management ICs operate across -55°C to +175°C ambient temperatures, with derating curves provided in military temperature range (MTR) datasheets.

  • Are PMA parts interchangeable with OEM components?

    Our PMA parts (e.g., actuators, sensors) hold FAA/EASA Form 1 certification and match OEM form/fit/function. Installation requires SB/MB documentation per FAA AC 23.1529.

  • What traceability standards do you follow for aircraft fasteners?

    All NAS/MS fasteners include full DNA traceability: melt source (AMS 2301), heat/lot numbers, and AS9100-compliant MTRs with ultrasonic test reports.

  • How do you handle urgent AOG (Aircraft on Ground) requests?

    AOG orders ship within 4 hours for stocked items (FAA-PMA, EASA Part 21G). Non-stock critical parts trigger priority manufacturing with 72-hour max turnaround.

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