Open Access
Research Article

Fig. 3


Download original image

Intensity variation of 630.0 nm (red), 557.7 nm (green), and 427.8 nm (blue) at different elevation angles of 0° (solid lines), 30° (dashed lines), and 60° (dotted lines). Significant visible emissions also exist even at the 60° elevation angle.

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.