February 2021

Montecastelli is a fraction of the municipality of Castelnuovo Val di Cecina in Tuscany. This village has maintained its medieval appearance over the centuries, identifiable in the concentric structure of the buildings around the top of the hill, in the small alleys sometimes with covered passages and in the stone facades of the houses. The photo shows the southern gate of the walls of Montecastelli, with the ...

The laser rangefinder or laser measurer is a high-precision instrument used by technicians (surveyors, engineers, architects) to measure the distance between two points, even very distant ones, without the aid of a conventional meter. Its operation is based on the emission of a low intensity laser beam which bouncing off a surface allows the chronometer integrated in the instrument to ...