Extensometer (gauge length unit) Model GTD-50
It is clipped to test pieces such as metal or the plastic, in order to measure quantity of elongation precisely.
The elongation is displayed by switching on the displacement display.

Model GTD-50
Gauge mark 50mm
Max. elongation 10mm
Resolution 0.001mm
Max. sample size Plate 13mm
Pipe φ15mm
Weight Approx 400g
Extensometer (gauge length unit) Model GTD-1000
This is a type to use in case of a large elongation like rubber.
It is produced by quantity of stroke / a testing machine type.
ex.: Mounted on a SDT-203 testing machine

ex.:Mounted on a SDT-203testing mahine