Sales Team

Jack Latchinian has been directly involved in optical surface metrology since 2008 and joined 4D Technology as the Western Region Manager in 2013.

Jack graduated from the University of La Verne in 1992 with a Bachelor’s of Science degree in Optical Engineering. He started working for Physical Optics Corporation in Torrance, CA, in 1993 as an optical engineer, working in holography and later with the production of Light Shaping Diffusers. 

Jack has been an active member of the Optical Society of Southern California (OSSC) for many years, and has been an OSSC officer since 2009.

Greg Maksinchuk has worked in optical metrology for over 20 years, with expertise in both large aperture and surface profiling metrology systems. He started his career in optics at WYKO Corporation, staying with the organization for 15 years as it transitioned to Veeco Metrology and later Bruker Nano-Sciences.

Greg’s diverse background includes field service/technical support, product management (both marketing and engineering), design/test engineering, and sales/applications.

Greg received his BS degree in Mechanical Engineering from Northern Arizona University in 1994.

RJ Mattern joined 4D Technology with more than 14+ years of experience in optics and interferometry. Having served in Technical Sales, Business Development, and Applications Engineering roles for worldwide organizations, RJ leverages his industry experience and technical background to help customers overcome metrology hurdles. RJ holds degrees in Organic Chemistry, Biochemistry, and Molecular Biology from Michigan State University.