Instron video extensometersAVE 2 conforms to the most rigorous testing standards, including ISO 527, ASTM D3039 and ASTM D638. The fully integrated device easily adapts to the normal fluctuations of environmental conditions in your lab and is easily adapted to any testing machine on the market that uses a ±10v analog input. Designed to reduce errors from thermal and lighting variations that are common in most labs, this advanced video extensometer measures both modulus and strain to failure of almost any material, including metals, composites and more.