Phone: +1 518-272-6300
Fax: +1 518-274-0336
Toll-free: +1 800-759-1844
Manufactures reticles, lenses, prisms, mirrors, resolution targets, step wedges, absolute and incremental discs/scales, patterns and replications, encoders, engineering and surveying instruments, and digital readout systems for machine tools. UV to NIR optical coating capabilities include AR coatings, hot/cold mirrors, dielectric films.
Established: 1845
Employees: 100
Ownership type: Privately Owned