Bristol Instruments optical thickness gauge uses non-contact interferometry

The 137 Series optical thickness gauge measures absolute thickness to an accuracy of 1 μm with a repeatability of 0.05 μm.

Content Dam Lfw Online Articles 2015 September 1509lfw Pro 11 Web

The 137 Series optical thickness gauge measures absolute thickness to an accuracy of 1 μm with a repeatability of 0.05 μm. It uses non-contact interferometry to measure both hard and soft materials without damage or deformation. All material layers are measured simultaneously.
Bristol Instruments
Victor, NY

www.bristol-inst.com

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