Laser-based distance measurement and the calculation of surfaces and volumes are decisive for the planning and documentation of complex building projects. With the Hilti PD-C, Hilti is providing craftsmen and planners alike with a precision device that is exceptionally easy to use. The interaction of the hardware and software interfaces is designed for continuous one-hand operation in the measuring process and can be accurately controlled, even with work gloves. The graphical interface convinces with dynamic superimposition of real image and virtual measured value display.