![High-Sensitivity, DC Stable ESVM](https://d27wgn5g4t3wja.cloudfront.net/img/deb44ec2-75ef-471d-9005-5fb673c71e18/89016.png)
High-Sensitivity, DC Stable ESVM
Model 320C - TREK, INC. (TREK)
The Trek Model 320C Electrostatic Voltmeter is a versatile instrument which is used for a variety of electrostatic applications including contact potential measurements, materials evaluation, and electret studies.