Precision Projection Electroscope

Precision Projection Electroscope

Precision Projection Electroscope Science Labs View Experiment Results on a Screen or in a group Project your measurements onto a screen for a large group to see with this well-made electroscope. Its cylindrical metal case has two parallel plane glass windows, both removable, through which you can shine a light for projection. Close fittings and quality materials insulate the leaf system so it says charged for several days in dry whether..