Specify range (#31830)

src/materials/MeshPhysicalMaterial.js

@@ -323,7 +323,7 @@ class MeshPhysicalMaterial extends MeshStandardMaterial {
 	}
 
 	/**
-	 * The anisotropy strength.
+	 * The anisotropy strength, from `0.0` to `1.0`.
 	 *
 	 * @type {number}
 	 * @default 0