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

  • High-precision wavelength discrimination
  • Superior contrast for defect detection
  • Advanced illumination control solutions
  • Multi-wavelength inspection capabilities
  • High-speed imaging filter systems
  • Custom solutions for challenging environments

Technical Innovation

  • High-durability industrial filters
  • Custom beamsplitter designs for 3D vision
  • Visible to thermal IR wavelength coverage
  • Steep edge filters for laser applications
  • Specialized coatings for harsh conditions
  • Advanced neutral density solutions

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.

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
  •  
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

Semiconductor Featured Products

Bandpass Filters Andover Corporation
Bandpass Filters
Neutral Density Filters Andover Corporation
Neutral Density Filters

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

Quality isn't just a metric

- it's our foundation.

0 %
Customer Satisfaction Rate
Delivering Precision, On Schedule
0.90 %
Return Rate
Industry-leading quality
0 %
Traceability
Complete documentation
ISO 9001:2015

ISO 9001:2015

Quality Management

 AS9100:2016

AS9100:2016

Aerospace Standard

 ITAR Registered

ITAR Registered

Defense Compliance

Andover Insights & Innovations

Discovering new possibilities in optical filtering

BEAM Series: Trends in optics for Laser-Based Technology

BEAM: Breakthroughs – How Andover Corporation’s Advanced Coating Technology Powers NASA’s PUNCH Mission

By Holly Peterson | August 15, 2025
In the demanding realm of space-based solar observation, precision optical components must withstand extreme conditions while delivering uncompromising performance. NASA's...
BEAM Series: Trends in optics for Laser-Based Technology

BEAM: Breakthroughs – When Precision Meets the Battlefield

By Holly Peterson | June 27, 2025
How Andover's Dual-Band Optical Filters Power the Apache AH-64's Advanced Targeting Systems Part of our BEAM (Breakthroughs, Engineering, And Minds)...
BEAM Series: Trends in optics for Laser-Based Technology

BEAM Spotlight Series: Dave Litwinovich — Three Decades of Engineering Excellence

By Holly Peterson | June 13, 2025
As part of our BEAM Spotlight Series (BEAM: Engineering), we're proud to highlight the people behind the precision-those who quietly push...

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