Complete Optical Solutions

Explore Andover Corporation’s complete catalog of precision optical filters and coatings. Designed for performance from the UV through the far IR, our products support demanding applications across aerospace, biomedical imaging, industrial sensing, environmental monitoring, and astronomy.

Whether you're sourcing off-the-shelf bandpass filters or custom-designed assemblies, our team delivers consistent quality, fast lead times, and unmatched coating expertise — all from our vertically integrated U.S. facility.

• Optical Bandpass Filters – Narrowband and broadband options for laser systems, fluorescence, astronomy, and imaging.

• Longpass & Shortpass Filters – Edge filters with precise cutoff characteristics for spectral separation.

• Neutral Density (ND) Filters – Fixed and variable attenuation with high optical density stability.

• Infrared (IR) Filters – Durable filters for thermal imaging, defense targeting, and IR spectroscopy.

• UV Filters – First-surface UV coatings and blocking solutions with high transmission and low autofluorescence.

• Color & Dichroic Filters – Filters using color glass and hybrid coatings for lighting, display, and machine vision.

• Custom Coatings & Assemblies – Tailored optical components including prisms, beamsplitters, and filters on exotic substrates.

Need something specific? Our team is ready to engineer a solution that meets your spectral, mechanical, and environmental specifications. Contact us to request a quote or discuss your application.