MessPhysick Laser Speckle Extensometer
video's
Step by step instructions of performing a biaxial test.
The CBT test is a modified tensile test where additionally the strip is continuously being bent by a set of moving rolls. In this way the material can be stretched much further than in a conventional tensile test.
Link to publication
Tensile test with simultaneous recording of the temperature with a Xenics IR camera and strain with an ARAMIS system.