1. A method for making measurements within a 3D range data set obtained using a 3D range finder device, comprising: providing a 3D range data set; representing the 3D range data set as a first 2D displayed image; representing the 3D range data set as a second displayed image selected from the group consisting of a second 2D displayed image and a 3D displayed image; identifying at least a first feature within the first 2D displayed image; identifying at least a second feature within the second displayed image; computing a measurement utilizing the 3D range data set and based on at least the first feature and the second feature; and displaying the computed measurement within at least one of the first 2D displayed image and the second displayed image.