An organ of vision
A closed plane curve everywhere equidistant from a fixed point or something shaped like this
In the middle of the orphrey is a figure of Our Lord holding the orb in His left hand.
He almost dropped the orb in his hand.
He gathered his power, and an orb of light formed in his hands.
Carefully, he shifted her and placed Trinka's orb in his pocket.
On them rests the orb and cross.