Constant elongation stress meter

Product parameters:

Indicator value :0.1nm

Measurement accuracy: <2nm

Rezero error :< 2nm

Optical path difference value :0.1nm

Angle value :0.1°

Polarization field diameter :150mm

Scope of application: Polarizing stress meter is widely used in ampoules, oral liquid bottles, Xylin bottles, infusion bottles, wine bottles, condiment bottles, cans and other glass products internal stress measurement.