Radius of Spherical Corner is the distance from the corner vertex to the any point on the curved surface of the Spherical Corner or it is the radius of sphere from which the Spherical Corner is cut. And is denoted by r. Radius of Spherical Corner is usually measured using the Meter for Length. Note that the value of Radius of Spherical Corner is always positive. Typically, the value of Radius of Spherical Corner is greater than 0.