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Dorsey is one of the few remaining domestically manufactured optical comparator product lines. Dorsey optical comparators demonstrate that attention to detail does matter and all are built

on a foundation of stability and accuracy. Dorsey has tightened manufacturing tolerances to maintain uncompensated absolute inherent accuracy.

Dorsey offers a variety of comparators, click here to decipher what model will best measure your part.

Dorsey Metrology specializes in custom designed measurement tools. If you have a part that cannot be measured by a standard tool, Dorsey Metrology can help! Send a part print; we will create a custom, reliable tool that will measure your unique need. We can also replicate an existing tool using carbon fiber to reduce the weight. This tool was recently built replicating an existing tool which is now a 1/4 of its original weight.

Did you know that Dorsey Metrology offers contract manufacturing services? We can help with the following services:

CNC Machining Production Grinding Assembly Services Calibration Repair Welding

Dorsey Metrology has been in business for over 60 years, our experience and knowledge can help if you need any of the above services completed in a timely, efficient manner.

At the request of our customers who were in need of a smaller bore gage, Dorsey Metrology is now producing the Size 1 Dorsey Standard Bore Gage. This size bore gage measures areas within the .63" - 1.00" range.

This is another way Dorsey Metrology is committed to helping customer solve their precision measurement problems.

Click below to see our full line of dimensional measurement products.