Since 1947, three generations of family leadership have placed LaCroix Precision Optics as one of the premier, independent precision optical manufacturers in America. Specializing in Aspheres, Achromats, Lenses, Windows, Prisms, and In-House Custom Coatings, we are continually upgrading our manufacturing capabilities to meet the evolving needs of our customers. The use of conventional equipment and the latest state of the art CNC machines are blended together to give us the flexibility to produce high-volume production and small prototype orders — order quantities ranging from 1 to 100,000+. The LaCroix name is synonymous with quality precision optics — with a commitment to offer every customer quality optics made to specification, world-class service, and a fair price. ISO 9001:2015 certified. ITAR Registered & Compliant. Made in America.