Semiconductor & Advanced Manufacturing

Powering next-generation process innovation

Where Light Meets Leading-Edge Manufacturing

Optical precision driving semiconductor innovation

Our specialized optical technologies and custom solutions are optimized for critical semiconductor applications. Working across DUV, visible, and IR wavelength ranges, we enable advanced:

  • Photolithography systems
  • Wafer inspection and metrology
  • Plasma process monitoring
  • Ion beam alignment
  • Laser annealing
  • Defect detection
  • Photomask verification
  • Overlay measurement

From research and development to high-volume manufacturing, our reputation is built on advancing semiconductor fabrication through precision optics. Andover Corporation delivers everything essential for modern semiconductor processing - from high-damage-threshold coatings and ultra-narrow bandpass filters to specialized dichroic beamsplitters and deep-UV optical systems. Our durable coatings and image-quality optics ensure superior performance and reliability in the demanding environment of semiconductor manufacturing where precision and consistency are paramount.

Why Choose Andover for Semiconductor Solutions

Precision optics for advanced semiconductor manufacturing

Manufacturing Excellence

  • Ultra-precise wavelength control for lithography
  • Superior process monitoring capabilities
  • Advanced defect detection solutions
  • Multi-wavelength inspection systems
  • State-of-the-art metrology filters
  • Custom solutions for emerging nodes

Technical Innovation

  • High-damage threshold coatings
  • Custom dichroic designs for beam steering
  • DUV to IR wavelength coverage
  • Plasma-resistant coating technology
  • Sub-nanometer precision filters
  • Advanced ion-assisted deposition

Semiconductor Expertise

Superior precision for superior yields

Andover offers specialized coatings for high performance in deep ultraviolet (DUV) through infrared (IR) regions essential for semiconductor fabrication. Our solutions combine sophisticated coating technology with exceptional durability to meet the demanding requirements of cleanroom environments.

Core Products
  • Ultra-narrow bandpass filters for process monitoring
  • High-damage threshold optical coatings
  • Plasma-resistant dichroic beamsplitters
  • Deep-UV optical systems for lithography
  • Precision filters for metrology and inspection
Technical Specifications
  • Sub-nanometer wavelength precision
  • 99.9% transmission at design wavelengths
  • <0.1% wavefront distortion
  • Environmental stability from -40°C to +120°C
  • ISO Class 1 cleanroom compatibility
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Qualified Features
  • AS9100 and ISO 9001:2015 certified manufacturing
  • Full spectral characterization and testing
  • Clean room-compatible packaging
  • SEMI standards compliance
  • Extended lifetime testing validation
Plasma monitoring Andover Corporation
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Aerospace Applications

Earth from above

Earth Observation

High-performance filters for multispectral and hyperspectral imaging satellites

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Space Telescopes

Precision optics for deep space observation and exoplanet detection

new space economy

Satellite Communication

Optical components for laser-based communication systems

Plasma Process Monitoring Solutions

Advanced Filters for Process Control & Yield

Our plasma monitoring filters are engineered to enable precise endpoint detection and real-time process control across etch and deposition systems. Each filter is precision-crafted to ensure optimal performance in plasma characterization, chemical species monitoring, and chamber maintenance applications.

Process Control Benefits

  • High-precision wavelength selection for species monitoring
  • Plasma-resistant coatings for extended lifetime
  • Fast process endpoint detection
  • Real-time etch rate monitoring
  • Contamination prevention verification

Manufacturing Impact

  • Increased process yield rates
  • Reduced wafer scrap costs
  • Faster recipe qualification
  • Improved chamber matching
  • Earlier detection of process drift

Andover Insights & Innovations

Discovering new possibilities in optical filtering

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Thomas Grubb – Ireland’s Optical Pioneer

By Rick Shagoury | March 17, 2025

This St. Patrick’s Day, Andover Corporation celebrates Ireland’s own Thomas Grubb, a pioneer in optical engineering during the 19th century.

An orange and white tabby cat named Taters lying on a dark gray couch, featured in the video transmitted during NASA's Deep Space Optical Communications (DSOC) experiment. The image includes futuristic interface graphics overlaying the cat, with technical data, NASA logo, and colorful test patterns representing laser communication diagnostics.

Andover Filters Power NASA’s Deep Space Laser Communication

By Rick Shagoury | February 21, 2025

In December 2023, NASA’s Deep Space Optical Communications (DSOC) experiment, led by the Jet Propulsion Laboratory (JPL) in Pasadena, California, achieved a groundbreaking milestone by successfully transmitting an ultra-high-definition video via laser from nearly 19 million miles away-a distance equivalent to over 80 times the gap between Earth and the Moon. This technology demonstration marks…

autonomous vehicle

LiDAR Optical Filters for Remote Sensing and Mapping

By Rick Shagoury | February 10, 2025

LiDAR and Remote Sensing Precision optical solutions for next-generation remote sensing and mapping applications The Science of LiDAR Engineering precision optics for high-performance sensors LiDAR technology is transforming industries with high-resolution, real-time 3D mapping. From autonomous vehicles to aerospace, environmental monitoring, industrial automation, and agriculture, Andover Corporation provides cutting-edge optical components that enhance performance, accuracy,…

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