Extensometers for materials testing

Axial Extensometers

Model 3542

Axial Extensometers

General purpose extensometers for axial tensile, compression, and cyclic testing. +

Model 3442

Miniature Extensometers

Small profile and ultra-light weight, these units are appropriate for testing small and delicate samples yet rugged enough for daily use on standard specimens. +

Model 3542L

Axial Extensometers

Long gauge length extensometers with gauge lengths greater than 2 inches (50 mm) for tensile and compression testing. +

Model 3543

Long Gauge Length Extensometers

This model is available in gauge lengths from 2 inches (50 mm) and larger, with measuring ranges up to 4 inches (100 mm). +

Model 3442AVG

Averaging Axial Extensometers

Measures strain on opposite sides of the specimen and outputs the average. Features self-setting gauge length. +

Model 3800

High Elongation Extensometers

Designed for plastics, rubber and elastomer testing, these extensometers have very long measuring ranges. +

LE-05 & LE-15

Laser Extensometers

These extensometers are high precision non-contacting units for strain measurement in materials testing. +

Download Product Guide

Axial and High Temperature

Shunt Calibration

Epsilon Shunt Calibration System

Knife Edge Options

Available for Epsilon Extensometers


If your unit is in need of service, calibration or repair, initiate the RMA process with us and we will be happy to assist.

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Download Catalog

2017 Extensometer Catalog, Version 109 is now available! Not finding something you’re looking for? Ask us about a custom quote.