A history of innovation: PLX's proprietary Monolithic Optical Structure Technology (M.O.S.T.TM) achieves solutions to the problems of maintaining state-of-the-art optical accuracy and stability under severe environmental conditions. 

Advanced Optical Technology


Founded in 1955 as Precision Lapping and Optical Company, now known as PLX Inc., concentrated on the design and manufacture of high accuracy components such as lenses, prisms, mirrors and optical domes.

The company's advancement of Hollow Retroreflector and Monolithic Optical Structure Technology now comprises Military, Aerospace, and Commercial industries.

Monolithic Optical Structure Technology (M.O.S.T.™) is a unique optical innovation that combines all of the elements of a complex optical setup into a single monolithic unit.

PLX products and systems are available in a wide variety of materials, mirror coatings, special metals, sizes and configurations.

PLX is a registered ISO 9001 company, and is fully compliant with ISO requirements. We design and manufacture products that meet demanding Military Specs and we have received over 20 patents for innovative optical products.

Our extensive in-house manufacturing and environmental testing facilities, performance testing capabilities and state-of-the-art optical analysis equipment provide total quality management and accountability.

Whether it's long-path spectroscopy in space, military Boresighting instruments, or today's most highly accurate and stable interferometers you’ll find PLX optical technology at work.

Regardless of your application, PLX engineers, who are specifically trained and experienced in optical, laser and imaging systems, will work closely with you to adapt PLX technology to your requirements.

Among the notable recognition and awards PLX has received are:

U.S. Small Business Administration 2008 Region II Small Business of the Year (nominated by LMMFC)

Lockheed Martin Corporation 2003, 2006, 2007 Small Business of the Year Award -2007 Eagle Award for Excellence -2008 Preferred Supplier Program -The 2013 Lockheed Martin Missiles Fire Control Preferred Supplier Program, Perfect Performer Award for achieving 100 percent quality and delivery. This achievement recognizes PLX's obtaining and sustaining superior performance throughout the year. 

PLX was recently awarded the Lockheed Martin Missiles and Fire Control division's 2016 Outstanding Small Business Award

Northrop Grumman Corporation Bronze, Silver and Gold Supplier Quality Awards -Preferred Supplier

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