US D402421 S
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FIG. 1 is a perspective front view of a pair of detachable extended vision optical elements for a helmet, showing my new design;
FIG. 2 is an exploded perspective view thereof;
FIG. 3 is a front perspective view thereof with the vision elements mounted on the helmet; and,
FIG. 4 is a left side elevational view thereof.
The helmet in all views and hook and loop piece on the side of the helmet in FIG. 2 are shown in broken lines for illustrative purposes only and form no part of the claimed design.