What instrument measures outside thickness? - Quora
All About Thickness Gauges – Definition, Sizes, and Uses
Thickness Gauge 0-12.7mm Range, Digital Display Measuring Tool Inch/Millimeter Conversion Portable Quick Mini Calipers Used to Measure Thickness of Paper, PU Leather (1): Amazon.com: Industrial & Scientific
Drs. Gundersen and Zuker - WHAT IS IT? A pachymeter! This handheld instrument is used to measure the thickness of the cornea. There are many reasons why we measure this on certain
A guide to measuring polythene thickness - ITP Packaging