Advanced Optical Metrology

Comprehensive Testing Solutions for Critical Performance Validation

The Andover Advantage in Metrology

Advanced measurement solutions for complex optical challenges

Optical metrology is the science of measuring and characterizing optical components and systems. At Andover Corporation, our comprehensive metrology capabilities help verify everything from surface quality and flatness to spectral performance and environmental stability.

How Andover Helps:

  • Performance Validation: We verify optical specifications across UV, visible, and infrared wavelengths using state-of-the-art spectrophotometers
  • Quality Assurance: Our custom-designed interferometer measures transmitted wavefront quality down to 1/20th wave accuracy
  • Environmental Testing: We can simulate real-world conditions with temperature testing from -192°C to +500°C and variable humidity
  • Process Control: Our 100% inspection policy and complete documentation ensure consistent quality throughout manufacturing
  • Custom Solutions: We develop specialized test procedures for unique requirements and challenging specifications

Whether you need standard optical testing or custom measurement solutions, our experienced team can help verify your components meet exact performance requirements. Our metrology expertise ensures quality and consistency from prototyping through production.

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Metrology & Testing Capabilities

From UV through far-infrared, Andover Corporation's advanced metrology lab validates optical performance with exceptional precision and accuracy. Our custom-designed equipment and experienced technicians ensure comprehensive quality verification at every stage of production.

Spectral Analysis

  • Automated spectrophotometers for broadband measurements (193nm - 33,000nm)
  • Ultra-high resolution capabilities down to 0.0025nm resolution
  • Cryogenic testing capability at temperatures as low as 77°K
  • Absolute specular reflection measurements at multiple angles

Surface & Wavefront Analysis

  • Reduces reflections to <0.1% at angles up to 50°
  • Coverage from UV (193nm) through far-IR (14μm)
  • Environmental testing from -192°C to +500°C
  • Single-layer, V-coat, and broadband AR options
  • Diamond-Like Carbon (DLC) coatings available for extreme durability

Environmental Testing

  • Temperature cycling from -192°C to +500°C
  • Humidity testing and environmental cycling
  • Adhesion testing per MIL standards
  • Full documentation and traceability

Quality Control

  • Near-infrared inclusion testing
  • Custom testing and inspection capabilities
  • 100% inspection policy on all products
  • Complete measurement documentation
Our metrology capabilities support everything from prototype validation to high-volume production verification. Custom test procedures can be developed to meet unique requirements and specifications.

From Prototype to Production

Custom Fabrication and High-Volume Manufacturing

Our vertically integrated facility handles both specialized custom projects and large-scale production runs with consistent quality and short lead times.
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Andover Insights & Innovations

Discovering new possibilities in optical filtering

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Chalcogenide Glass: Advancing Optical Innovation in Defense

By Rick Shagoury | April 22, 2024
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By Rick Shagoury | March 8, 2024
As part of Andover Corporation's ongoing celebration of women pioneers in optics, this blog shines a spotlight on María Josefa...
Forensic Blog

Optics in Forensics: Advancing Criminal Investigations

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Ready to discuss your optical needs? Whether you're looking for a quote or have technical questions, our expert team is here to help guide you to the perfect solution.

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