Elite 100 Member Directory

Janos Technology LLC

Janos Technology, LLC. has been producing precision infrared optics since its beginning in 1970. Being a world leader in advanced infrared optical lenses and assemblies, meeting the most stringent technical and environmental requirements. Combining opto-mechanical design, automated equipment in fabrication and coating, and extensive metrology capabilities under one roof, Janos provides high performance optical solutions across a broad IR spectrum. In our state-of-the-art 40,000 sq. ft manufacturing facility in Keene, New Hampshire, Janos supports the best practices in lean and agile manufacturing principles utilizing the Danaher Business Systems. Over the years, frequently in joint partnerships, Janos has developed unique precision optics and optical systems for the world’s finest research laboratories, space science integrators, military defense contractors, analytical instrument manufacturers and thermographers.

We design and manufacture infrared optics, sophisticated optical analysis systems, infrared zoom systems, diamond machined mirrors and precision optical assemblies. We also design and manufacture precision custom IR optics for commercial, military and space applications.


Type of Optics Asphere, Micro optics (<5mm), Plano, Sphere

Services Assembly, Coating, Contract Manufacturing, Lens design, Opto-mechanical design, Polishing, Prototypes, SPDT

Materials Crystals, Metals

Research Interests MRF

55 Black Brook Rd.
Keene NH 03431

(603) 757-0070




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