Dorsey Metrology – Measurement Devices

Dimensional measurement instruments. Product line includes dial indicators, optical comparators, snap gages, bore gages and other measurement devices.

Here is a 16H Horizontal Beam Optical Comparator. This ultra precision optical comparator utilizes an integrated zero backlash, high resolution scale and a free state, normalized zero stress stage.

16H Optical Comparator – Dorsey Metrology

Some highlights – 16″(400mm) vertical screen for optimum viewing, High resolution ground glass screen with calibration reticle, 90 degree cross lines and chart clips, Machined chart ring with vernier protractor, 1 minute graduation.

This extremely versatile measurement instrument features a robust cast granite composite base and our proven cast iron “ultra precision” stage system. This comparator comes standard with integrated fiber optic surface illumination. Measurement scales are mounted in the center of travel with zero backlash. A variety of readout options combine to make this one of the most accurate and versatile horizontal benchtop comparators