Circular Variable Filters Suppliers in New York

Circular variable filters are doughnut-shaped devices that allow narrow wavelengths from the electromagnetic spectrum to pass through circular substrates, known as segments, located on the units. (more)
Gurley Precision Instruments
Address: 514 Fulton Street, Troy, NY 12180 USA
Business Type: Manufacturer, Service
Description: At Gurley Precision Instruments, measurement is our business. GPI was one of the first companies to develop the chrome-on-glass process necessary to manufacture optical encoder discs, and has since been a significant provider of optical encoders, precision optics, and a number of related... (more)


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