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Standard & Custom Optical Filters and Coatings

Andover Blog

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Laminated Filters

Detecting Counterfeits with Optical Filters

For centuries, forgery has been a problem that numerous industries encounter, some more than...

Parallel Design Approach Shortens Concept-to-Product for SmallSats

Parallel Design Approach Shortens Concept-to-Product Timeline for Small Satellites

Optics in Forensics - Getting an Edge on the Bad Guy

Forensic science has played a key role in criminal cases for thousands of years. Throughout its...

Lead Time Challenges in the Optical Coating Industry

Lead times for custom optical filters have been a challenge long before the COVID-19 pandemic...

A Day In The Life Of An Optical Filter

Here I am! A 550FS10-12.5 premium high quality optical bandpass filter, built and designed by...

The Power of Flexibility

Flexibility is a powerful attribute for companies and personal well-being alike. In a manufacturing...


A consensus of opinion throughout the optical filter industry has developed over the...