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Excelitas Corrosion Resistant Windows
Excelitas Corrosion Resistant Windows

Excelitas Corrosion Resistant Windows

Brand:Excelitas Model:Excelitas Corrosion Resistant Windows

The Excelitas corrosion resistant windows provide low defect, extreme environmental stability, and mechanical and chemical (abrasion, salt fog) durability using our proprietary Ion Beam Sputtered (IBS) coating technology.

The Excelitas corrosion resistant windows provide low defect, extreme environmental stability, and mechanical and chemical (abrasion, salt fog) durability using our proprietary Ion Beam Sputtered (IBS) coating technology.


Excelitas uses techniques such as continuous polishing and double-side polishing to produce optical surfaces of exceptional flatness. Double-side polishing is used to efficiently produce plane-parallel surfaces of up to 300mm diameter with typical flatness levels of approximately 20nm RMS per cm of diameter.

Continuous polishing consists of holding parts in a ring-lap configuration typically on a table made of pitch and is used to achieve much higher flatness levels, approximately 3nm RMS per cm of diameter, on parts up to 250mm diameter.


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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