Scheme of the optics adopted for the spectral characterisation. The lenses are made out of HDPE (high density polyethylene). The low-pass and thermal filters positions are not shown. The interferometer input window is located at the 300 K pupil position.
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.