Ossila E221 Adjustable Bench

This stand is designed as a leveling system for Ossila E221 (a Pixelated Anode ZIF Test Board used in photovoltaic cells research)
It has to be a reliable and accurate platform. During the experiments the user has to be able to reproduce the measurement process several times.
The bottom plate has a housing designed to use a 1kg dumbbell disc to add extra weight to the system, avoiding undesirable slipping.