Andover Optical Filters

Precision wavelength selection from 193nm to 14μm

Bandpass Filters Andover Corporation

Precision Through Innovation

Optical solutions that push technological boundaries forward

Andover Corporation designs and manufactures high-performance optical filters and coatings for UV, visible, and infrared applications. Covering wavelengths from 193nm to 15µm, our filters deliver precise wavelength control, superior durability, and industry-leading optical quality.

With advanced thin-film coating technologies and a vertically integrated manufacturing process, we provide both custom-engineered and high-volume optical filter solutions. Every filter is 100% inspected and verified for performance, supporting demanding industries such as aerospace, defense, medical imaging, spectroscopy, and astronomy.

 

Our Optical Filter Categories:

  • Bandpass Filters: Transmit specific wavelength ranges while blocking unwanted light for maximum signal clarity.
  • Neutral Density (ND) Filters: Precisely control light attenuation and intensity for imaging and laser systems.
  • Infrared (IR) Filters: Optimized for thermal imaging, spectroscopy, and laser applications.
  • Ultraviolet (UV) Filters: – High-performance transmission for semiconductor lithography, analytical instrumentation, and UV laser systems.
  • Edge Filters: Standard and steep-edge short-pass and long-pass filters designed for high-efficiency wavelength separation.
  • Astronomy Filters: Precision filters for ground-based and space-based telescopes, ensuring accurate spectral isolation.

Whether you need a standard optical filter or a custom solution engineered to your specifications, Andover Corporation delivers exceptional optical performance, rapid turnaround times, and trusted customer support.

Bandpass Filter Andover Corporation

Bandpass Filters

High-quality bandpass filters from 193nm to 14μm with customizable specifications.
Andover Corporation IR Neutral Density Filters

ND Filters

Neutral density filters offering precise light attenuation for various applications.
Infrared Windows and Substrates Andover Corporation

IR Filters

Specialized infrared filters for thermal imaging and spectroscopy applications.
Steep Edge Filters Andover Corporation

Edge Filters

High-performance long-pass and short-pass filters with steep transition slopes.
Filters For Astronomy Sloan Filters Andover Corporation

Astronomy Filters

Precision filters for ground-based and space-borne astronomical observations.
Image quality optics Andover Corporation

Image-Quality

Superior optical filters designed for high-resolution imaging applications.

Frequently Asked Questions

What are optical filters used for?
What types of optical filters does Andover Corporation offer?
Can you customize filters for specific wavelengths or environmental conditions?
Do Andover filters support UV or IR applications?
What makes Andover Corporation filters different?

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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Markets

LiDAR Optical Filters for Remote Sensing and Mapping

Semiconductor & Advanced Manufacturing

Machine Vision & Industrial Automation

Military & Defense Systems

Biomedical & Life Sciences

Aerospace & Space Optics | Andover

Astronomy & Space

Quality isn't just a metric

- it's our foundation.

0 %
On-Time Delivery Rate
Delivering Precision, On Schedule
0.5 %
Return Rate
Industry-leading quality
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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

A 3D-rendered illustration of an autonomous vehicle using LiDAR technology for navigation and safety. The image highlights key LiDAR-enabled features such as lane change assist, emergency braking, parking aid system, and blind spot detection. The vehicle's sensors scan the surrounding environment, detecting nearby cars and road obstacles to enhance driving automation and collision avoidance.

Optimizing LiDAR Performance with Optical Coatings and Filters

By Andover Corporation | June 30, 2021
LiDAR (Light Detection And Ranging) technology is rapidly transforming industries by providing high-resolution, real-time mapping and sensing capabilities. Unlike RADAR,...
An array of precision optical filters manufactured by Andover Corporation, featuring red and yellow coated filters housed in black anodized metal rings. These filters are designed for applications in imaging, sensing, and laser systems, offering precise wavelength control and high-performance optical coatings. The organized layout highlights the variety of filter specifications available for scientific, industrial, and defense applications.

How Much Will My Optical Filter Cost?

By Andover Corporation | June 2, 2021
Optical filters are a critical component in many imaging, sensing, and detection systems, but balancing cost and performance can be...

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