The ornamental design for a pair of detachable extended vision optical elements for a helmet, as shown and described.
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.