Kick started the project on high-precision measuring device that extends the functions of a smartphone. Spike (Smart Phone ike) is a laser range finder that has a few interesting features. For example, using the camera, you can find out the size and exact location of the architectural object, calculate the volume or to create its 3D-model. The device is attached to the back of the smartphone and Bluetooth connects to the camera, and a special application on the basis of an augmented reality interface allows you to work with objects.
Read another very interesting article about alternative energy of the Sun, water and air.