Free Access

Fig. 7


Orthogonal views of the two MPIs. The optical axis of the Cassegrain telescope is marked for reference. The moving roof mirrors of the 4 delay lines are marked by double arrows.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.