We claim the ornamental design for a foldable support for a domed illumination element, as shown and described.
FIG. 1 shows a top plan view of a first embodiment of a foldable support for a domed illumination element, the bottom view being a mirror image thereof.
FIG. 2 shows a front elevation view of the first embodiment of the foldable support for the domed illumination element, shown in FIG. 1, where the back, right side and left side elevation views are identical thereto.
FIG. 3 shows a perspective view of a second embodiment of a foldable support for a domed illumination element.
FIG. 4 shows a top plan view of the second embodiment of the foldable support for a domed illumination element shown in FIG. 3, the bottom view being a mirror image thereof; and,
FIG. 5 shows a front elevation view of the second embodiment of the foldable support for the domed illumination element, shown in FIG. 3, where the back, right side and left side elevation views are identical thereto.
The broken lines are for illustration purposes only and form no part of the claimed design.